Thailand in May

Heat plus first rains; Andaman seas turn rough; the Gulf islands are the pick.

May is rated mixed. These months rate higher:

• DecemberGreatPeak season: dry except the Gulf in early December; 20 Dec – 5 Jan prices are the year's highest.
• JanuaryGreatCool and dry nearly everywhere: the easiest month; book islands and Chiang Mai early.
• FebruaryGreatDry and warming; the north starts to haze late in the month — go south.
• NovemberGoodCool season begins; Loy Krathong and Yi Peng fill Chiang Mai; the Gulf is wet, the Andaman dries out.

• Bangkok and centre · Bangkok, Ayutthaya, Kanchanaburihot

  Cool season Nov–Feb is the easy window; April reaches 38 °C (100 °F); September and October bring street flooding in short bursts.Cool season Nov–Feb is the easy window; April reaches 100 °F (38 °C); September and October bring street flooding in short bursts.

• North · Chiang Mai, Chiang Rai, Paihot

  Cool nights Dec–Jan; the burning season (Feb–Apr) puts air quality among the worst in Asia — check AQI before booking.

• Andaman coast · Phuket, Krabi, Koh Lanta, Khao Lakrainy

  Southwest monsoon May–Oct: rough seas, red-flag beaches, and the Similan and Surin parks closed.

• Gulf islands · Koh Samui, Koh Phangan, Koh Taobest weather

  Opposite rhythm: dry and calm Feb–Sep, wettest Oct–Dec when ferries can cancel.

• Eastern Thailand: Eastern Gulf Coast · Pattaya, Rayong, Ko Samet, Ko Changrainy

  The Gulf side takes most of its rain from May to October; November to February is the drier, cooler window and the peak for island beds.

• Isaan: Khorat Plateau · All of Isaanrainy

  Dec–Jan days 25–30 °C (77–86 °F), nights down to about 10 °C (50 °F). Feb–Apr 30–35 °C (86–95 °F) and humid, with smoky air from cane burning. May–Aug very wet.Dec–Jan days 77–86 °F (25–30 °C), nights down to about 50 °F (10 °C). Feb–Apr 86–95 °F (30–35 °C) and humid, with smoky air from cane burning. May–Aug very wet.

• Ko Pha-ngan: Ko Pha-ngan · Gulf of Thailandrainy

  Best months Dec–Mar (dry, clear water). Jul–Aug is a secondary warm season with less rain. May–Oct is monsoon with heavy rain and rough seas.

• Ko Samui: Ko Samui · Gulf of Thailandbest weather

  Dry season Feb–Sep; rainy season Oct–Dec with heavy downpours. Best months: Jan–Feb (dry and slightly cooler).

• Northern Thailand: Chiang Mai and the plains · valleys and lowland citiesrainy

  Cool season Nov–Feb brings 15–20 °C (59–68 °F) nights; Mar–May is 35 °C (95 °F)+ and smoky; Jun–Oct is green with afternoon rain.Cool season Nov–Feb brings 59–68 °F (15–20 °C) nights; Mar–May is 95 °F (35 °C)+ and smoky; Jun–Oct is green with afternoon rain.

• Northern Thailand: Hill country (Mae Hong Son, Doi Inthanon) · above about 1,000 mrainy

  Cold-season nights on the ridges can drop near freezing; bring a layer even in the hot season.

• Southern Thailand: Andaman coast (Phuket, Krabi, Lanta, Lipe) · west-facing coastrainy

  Dry roughly Nov–Apr; May–Oct brings rain and rougher seas, and some islands and dive sites shut.

• Southern Thailand: Gulf coast (Samui, Phangan, Tao) · east-facing coast south of Chumphonbest weather

  Driest roughly Feb–Sep; heaviest rain and wind Oct–Dec.

• Bangkok34 °C (93 °F) / 27 °C (81 °F), 15 rain days93 °F (34 °C) / 81 °F (27 °C), 15 rain days
• Amnat Charoen34 °C (93 °F) / 26 °C (79 °F), 8 rain days93 °F (34 °C) / 79 °F (26 °C), 8 rain days
• Amphawa35 °C (95 °F) / 27 °C (81 °F), 12 rain days95 °F (35 °C) / 81 °F (27 °C), 12 rain days
• Ang Thong35 °C (95 °F) / 26 °C (79 °F), 12 rain days95 °F (35 °C) / 79 °F (26 °C), 12 rain days
• Ao Luek33 °C (91 °F) / 24 °C (75 °F), 17 rain days91 °F (33 °C) / 75 °F (24 °C), 17 rain days
• Ao Nai Wok32 °C (90 °F) / 27 °C (81 °F), 14 rain days90 °F (32 °C) / 81 °F (27 °C), 14 rain days
• Ao Nang33 °C (91 °F) / 25 °C (77 °F), 18 rain days91 °F (33 °C) / 77 °F (25 °C), 18 rain days
• Aranyaprathet34 °C (93 °F) / 25 °C (77 °F), 15 rain days93 °F (34 °C) / 77 °F (25 °C), 15 rain days
• Ban Kai33 °C (91 °F) / 26 °C (79 °F), 14 rain days91 °F (33 °C) / 79 °F (26 °C), 14 rain days
• Ban Krut33 °C (91 °F) / 27 °C (81 °F), 12 rain days91 °F (33 °C) / 81 °F (27 °C), 12 rain days
• Ban Phe34 °C (93 °F) / 27 °C (81 °F), 8 rain days93 °F (34 °C) / 81 °F (27 °C), 8 rain days
• Ban Rak Thai33 °C (91 °F) / 20 °C (68 °F), 10 rain days91 °F (33 °C) / 68 °F (20 °C), 10 rain days
• Ban Tai33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Bang Pa‑In35 °C (95 °F) / 27 °C (81 °F), 9 rain days95 °F (35 °C) / 81 °F (27 °C), 9 rain days
• Bang Rak33 °C (91 °F) / 27 °C (81 °F), 15 rain days91 °F (33 °C) / 81 °F (27 °C), 15 rain days
• Bang Saen34 °C (93 °F) / 27 °C (81 °F), 9 rain days93 °F (34 °C) / 81 °F (27 °C), 9 rain days
• Bang Thao32 °C (90 °F) / 26 °C (79 °F), 9 rain days90 °F (32 °C) / 79 °F (26 °C), 9 rain days
• Betong32 °C (90 °F) / 26 °C (79 °F), 13 rain days90 °F (32 °C) / 79 °F (26 °C), 13 rain days
• Bophut33 °C (91 °F) / 26 °C (79 °F), 14 rain days91 °F (33 °C) / 79 °F (26 °C), 14 rain days
• Bottle Beach33 °C (91 °F) / 27 °C (81 °F), 16 rain days91 °F (33 °C) / 81 °F (27 °C), 16 rain days
• Buriram35 °C (95 °F) / 23 °C (73 °F), 12 rain days95 °F (35 °C) / 73 °F (23 °C), 12 rain days
• Cape Panwa32 °C (90 °F) / 27 °C (81 °F), 12 rain days90 °F (32 °C) / 81 °F (27 °C), 12 rain days
• Cha-am33 °C (91 °F) / 26 °C (79 °F), 9 rain days91 °F (33 °C) / 79 °F (26 °C), 9 rain days
• Chachoengsao35 °C (95 °F) / 27 °C (81 °F), 7 rain days95 °F (35 °C) / 81 °F (27 °C), 7 rain days
• Chai Nat36 °C (97 °F) / 27 °C (81 °F), 12 rain days97 °F (36 °C) / 81 °F (27 °C), 12 rain days
• Chaiya33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Chaiyaphum35 °C (95 °F) / 24 °C (75 °F), 8 rain days95 °F (35 °C) / 75 °F (24 °C), 8 rain days
• Chalok Lam33 °C (91 °F) / 27 °C (81 °F), 7 rain days91 °F (33 °C) / 81 °F (27 °C), 7 rain days
• Chalong Bay33 °C (91 °F) / 26 °C (79 °F), 9 rain days91 °F (33 °C) / 79 °F (26 °C), 9 rain days
• Chaweng32 °C (90 °F) / 26 °C (79 °F), 14 rain days90 °F (32 °C) / 79 °F (26 °C), 14 rain days
• Chiang Dao34 °C (93 °F) / 23 °C (73 °F), 13 rain days93 °F (34 °C) / 73 °F (23 °C), 13 rain days
• Chiang Khan35 °C (95 °F) / 23 °C (73 °F), 12 rain days95 °F (35 °C) / 73 °F (23 °C), 12 rain days
• Chiang Khong34 °C (93 °F) / 23 °C (73 °F), 15 rain days93 °F (34 °C) / 73 °F (23 °C), 15 rain days
• Chiang Rai33 °C (91 °F) / 23 °C (73 °F), 15 rain days91 °F (33 °C) / 73 °F (23 °C), 15 rain days
• Chiang Saen33 °C (91 °F) / 23 °C (73 °F), 15 rain days91 °F (33 °C) / 73 °F (23 °C), 15 rain days
• Choeng Mon32 °C (90 °F) / 26 °C (79 °F), 14 rain days90 °F (32 °C) / 79 °F (26 °C), 14 rain days
• Chonburi34 °C (93 °F) / 27 °C (81 °F), 12 rain days93 °F (34 °C) / 81 °F (27 °C), 12 rain days
• Chong Mek34 °C (93 °F) / 24 °C (75 °F), 12 rain days93 °F (34 °C) / 75 °F (24 °C), 12 rain days
• Chumphon33 °C (91 °F) / 24 °C (75 °F), 15 rain days91 °F (33 °C) / 75 °F (24 °C), 15 rain days
• Damnoen Saduak35 °C (95 °F) / 26 °C (79 °F), 14 rain days95 °F (35 °C) / 79 °F (26 °C), 14 rain days
• Dan Chang35 °C (95 °F) / 25 °C (77 °F), 12 rain days95 °F (35 °C) / 77 °F (25 °C), 12 rain days
• Doi Tung33 °C (91 °F) / 22 °C (72 °F), 14 rain days91 °F (33 °C) / 72 °F (22 °C), 14 rain days
• Fang35 °C (95 °F) / 25 °C (77 °F), 12 rain days95 °F (35 °C) / 77 °F (25 °C), 12 rain days
• Haad Chao Phao32 °C (90 °F) / 27 °C (81 °F), 14 rain days90 °F (32 °C) / 81 °F (27 °C), 14 rain days
• Haad Rin33 °C (91 °F) / 26 °C (79 °F), 5 rain days91 °F (33 °C) / 79 °F (26 °C), 5 rain days
• Haad Salad33 °C (91 °F) / 27 °C (81 °F), 16 rain days91 °F (33 °C) / 81 °F (27 °C), 16 rain days
• Haad Son32 °C (90 °F) / 26 °C (79 °F), 15 rain days90 °F (32 °C) / 79 °F (26 °C), 15 rain days
• Haad Yao33 °C (91 °F) / 27 °C (81 °F), 9 rain days91 °F (33 °C) / 81 °F (27 °C), 9 rain days
• Had Yao33 °C (91 °F) / 24 °C (75 °F), 17 rain days91 °F (33 °C) / 75 °F (24 °C), 17 rain days
• Hang Chat35 °C (95 °F) / 23 °C (73 °F), 12 rain days95 °F (35 °C) / 73 °F (23 °C), 12 rain days
• Hat Lek32 °C (90 °F) / 26 °C (79 °F), 12 rain days90 °F (32 °C) / 79 °F (26 °C), 12 rain days
• Hat Yai34 °C (93 °F) / 24 °C (75 °F), 14 rain days93 °F (34 °C) / 75 °F (24 °C), 14 rain days
• Hua Hin33 °C (91 °F) / 25 °C (77 °F), 12 rain days91 °F (33 °C) / 77 °F (25 °C), 12 rain days
• Jom Jang35 °C (95 °F) / 25 °C (77 °F), 13 rain days95 °F (35 °C) / 77 °F (25 °C), 13 rain days
• Jomtien33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Kalasin38 °C (100 °F) / 27 °C (81 °F), 9 rain days100 °F (38 °C) / 81 °F (27 °C), 9 rain days
• Kamala33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Kamphaeng Phet35 °C (95 °F) / 25 °C (77 °F), 12 rain days95 °F (35 °C) / 77 °F (25 °C), 12 rain days
• Kanchanaburi36 °C (97 °F) / 25 °C (77 °F), 14 rain days97 °F (36 °C) / 77 °F (25 °C), 14 rain days
• Karon32 °C (90 °F) / 25 °C (77 °F), 18 rain days90 °F (32 °C) / 77 °F (25 °C), 18 rain days
• Kata32 °C (90 °F) / 25 °C (77 °F), 18 rain days90 °F (32 °C) / 77 °F (25 °C), 18 rain days
• Khanom33 °C (91 °F) / 26 °C (79 °F), 7 rain days91 °F (33 °C) / 79 °F (26 °C), 7 rain days
• Khok Kloi33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Khon Kaen35 °C (95 °F) / 25 °C (77 °F), 14 rain days95 °F (35 °C) / 77 °F (25 °C), 14 rain days
• Khun Yuam33 °C (91 °F) / 23 °C (73 °F), 15 rain days91 °F (33 °C) / 73 °F (23 °C), 15 rain days
• Ko Bulon Leh32 °C (90 °F) / 26 °C (79 °F), 12 rain days90 °F (32 °C) / 79 °F (26 °C), 12 rain days
• Ko Kret34 °C (93 °F) / 26 °C (79 °F), 12 rain days93 °F (34 °C) / 79 °F (26 °C), 12 rain days
• Ko Kut33 °C (91 °F) / 26 °C (79 °F), 6 rain days91 °F (33 °C) / 79 °F (26 °C), 6 rain days
• Ko Lipe31 °C (88 °F) / 25 °C (77 °F), 15 rain days88 °F (31 °C) / 77 °F (25 °C), 15 rain days
• Ko Mak33 °C (91 °F) / 27 °C (81 °F), 7 rain days91 °F (33 °C) / 81 °F (27 °C), 7 rain days
• Ko Muk33 °C (91 °F) / 27 °C (81 °F), 12 rain days91 °F (33 °C) / 81 °F (27 °C), 12 rain days
• Ko Nang Yuan33 °C (91 °F) / 27 °C (81 °F), 9 rain days91 °F (33 °C) / 81 °F (27 °C), 9 rain days
• Ko Samet32 °C (90 °F) / 26 °C (79 °F), 12 rain days90 °F (32 °C) / 79 °F (26 °C), 12 rain days
• Ko Sichang33 °C (91 °F) / 27 °C (81 °F), 9 rain days91 °F (33 °C) / 81 °F (27 °C), 9 rain days
• Ko Sire32 °C (90 °F) / 25 °C (77 °F), 18 rain days90 °F (32 °C) / 77 °F (25 °C), 18 rain days
• Ko Tao33 °C (91 °F) / 26 °C (79 °F), 14 rain days91 °F (33 °C) / 79 °F (26 °C), 14 rain days
• Krabi Town33 °C (91 °F) / 24 °C (75 °F), 18 rain days91 °F (33 °C) / 75 °F (24 °C), 18 rain days
• Laem Chabang33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Laem Sing34 °C (93 °F) / 27 °C (81 °F), 9 rain days93 °F (34 °C) / 81 °F (27 °C), 9 rain days
• Laem Yai33 °C (91 °F) / 27 °C (81 °F), 14 rain days91 °F (33 °C) / 81 °F (27 °C), 14 rain days
• Lamai32 °C (90 °F) / 26 °C (79 °F), 14 rain days90 °F (32 °C) / 79 °F (26 °C), 14 rain days
• Lampang35 °C (95 °F) / 24 °C (75 °F), 12 rain days95 °F (35 °C) / 75 °F (24 °C), 12 rain days
• Lamphun36 °C (97 °F) / 25 °C (77 °F), 12 rain days97 °F (36 °C) / 77 °F (25 °C), 12 rain days
• Lang Suan33 °C (91 °F) / 24 °C (75 °F), 14 rain days91 °F (33 °C) / 75 °F (24 °C), 14 rain days
• Loei33 °C (91 °F) / 24 °C (75 °F), 16 rain days91 °F (33 °C) / 75 °F (24 °C), 16 rain days
• Lom Sak34 °C (93 °F) / 26 °C (79 °F), 12 rain days93 °F (34 °C) / 79 °F (26 °C), 12 rain days
• Lopburi35 °C (95 °F) / 26 °C (79 °F), 12 rain days95 °F (35 °C) / 79 °F (26 °C), 12 rain days
• Mae Hong Son34 °C (93 °F) / 23 °C (73 °F), 15 rain days93 °F (34 °C) / 73 °F (23 °C), 15 rain days
• Mae La Noi34 °C (93 °F) / 22 °C (72 °F), 14 rain days93 °F (34 °C) / 72 °F (22 °C), 14 rain days
• Mae Nam33 °C (91 °F) / 27 °C (81 °F), 5 rain days91 °F (33 °C) / 81 °F (27 °C), 5 rain days
• Mae Rim34 °C (93 °F) / 23 °C (73 °F), 12 rain days93 °F (34 °C) / 73 °F (23 °C), 12 rain days
• Mae Sai33 °C (91 °F) / 23 °C (73 °F), 15 rain days91 °F (33 °C) / 73 °F (23 °C), 15 rain days
• Mae Salong29 °C (84 °F) / 19 °C (66 °F), 16 rain days84 °F (29 °C) / 66 °F (19 °C), 16 rain days
• Mae Sariang34 °C (93 °F) / 22 °C (72 °F), 12 rain days93 °F (34 °C) / 72 °F (22 °C), 12 rain days
• Mae Sot34 °C (93 °F) / 24 °C (75 °F), 16 rain days93 °F (34 °C) / 75 °F (24 °C), 16 rain days
• Maha Sarakham36 °C (97 °F) / 27 °C (81 °F), 9 rain days97 °F (36 °C) / 81 °F (27 °C), 9 rain days
• Mai Khao33 °C (91 °F) / 27 °C (81 °F), 9 rain days91 °F (33 °C) / 81 °F (27 °C), 9 rain days
• Mukdahan35 °C (95 °F) / 25 °C (77 °F), 12 rain days95 °F (35 °C) / 77 °F (25 °C), 12 rain days
• Nai Han33 °C (91 °F) / 27 °C (81 °F), 8 rain days91 °F (33 °C) / 81 °F (27 °C), 8 rain days
• Nai Thon and Nai Yang33 °C (91 °F) / 26 °C (79 °F), 9 rain days91 °F (33 °C) / 79 °F (26 °C), 9 rain days
• Nakhon Nayok34 °C (93 °F) / 27 °C (81 °F), 9 rain days93 °F (34 °C) / 81 °F (27 °C), 9 rain days
• Nakhon Pathom37 °C (99 °F) / 27 °C (81 °F), 9 rain days99 °F (37 °C) / 81 °F (27 °C), 9 rain days
• Nakhon Phanom35 °C (95 °F) / 24 °C (75 °F), 7 rain days95 °F (35 °C) / 75 °F (24 °C), 7 rain days
• Nakhon Ratchasima35 °C (95 °F) / 25 °C (77 °F), 14 rain days95 °F (35 °C) / 77 °F (25 °C), 14 rain days
• Nakhon Sawan35 °C (95 °F) / 25 °C (77 °F), 11 rain days95 °F (35 °C) / 77 °F (25 °C), 11 rain days
• Nakhon Si Thammarat33 °C (91 °F) / 24 °C (75 °F), 14 rain days91 °F (33 °C) / 75 °F (24 °C), 14 rain days
• Nan34 °C (93 °F) / 24 °C (75 °F), 15 rain days93 °F (34 °C) / 75 °F (24 °C), 15 rain days
• Nang Rong35 °C (95 °F) / 25 °C (77 °F), 9 rain days95 °F (35 °C) / 77 °F (25 °C), 9 rain days
• Narathiwat33 °C (91 °F) / 25 °C (77 °F), 12 rain days91 °F (33 °C) / 77 °F (25 °C), 12 rain days
• Nathon32 °C (90 °F) / 26 °C (79 °F), 15 rain days90 °F (32 °C) / 79 °F (26 °C), 15 rain days
• Nong Bua Lamphu35 °C (95 °F) / 24 °C (75 °F), 12 rain days95 °F (35 °C) / 75 °F (24 °C), 12 rain days
• Nong Khai34 °C (93 °F) / 25 °C (77 °F), 14 rain days93 °F (34 °C) / 77 °F (25 °C), 14 rain days
• Nonthaburi35 °C (95 °F) / 27 °C (81 °F), 12 rain days95 °F (35 °C) / 81 °F (27 °C), 12 rain days
• Padang Besar33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Pai33 °C (91 °F) / 22 °C (72 °F), 15 rain days91 °F (33 °C) / 72 °F (22 °C), 15 rain days
• Pak Bara33 °C (91 °F) / 27 °C (81 °F), 10 rain days91 °F (33 °C) / 81 °F (27 °C), 10 rain days
• Pak Chong34 °C (93 °F) / 25 °C (77 °F), 9 rain days93 °F (34 °C) / 77 °F (25 °C), 9 rain days
• Pangmapha33 °C (91 °F) / 22 °C (72 °F), 15 rain days91 °F (33 °C) / 72 °F (22 °C), 15 rain days
• Pathum Thani35 °C (95 °F) / 27 °C (81 °F), 12 rain days95 °F (35 °C) / 81 °F (27 °C), 12 rain days
• Patong32 °C (90 °F) / 25 °C (77 °F), 16 rain days90 °F (32 °C) / 77 °F (25 °C), 16 rain days
• Pattani33 °C (91 °F) / 24 °C (75 °F), 13 rain days91 °F (33 °C) / 75 °F (24 °C), 13 rain days
• Phatthalung33 °C (91 °F) / 27 °C (81 °F), 12 rain days91 °F (33 °C) / 81 °F (27 °C), 12 rain days
• Phayao34 °C (93 °F) / 24 °C (75 °F), 14 rain days93 °F (34 °C) / 75 °F (24 °C), 14 rain days
• Phetchabun35 °C (95 °F) / 24 °C (75 °F), 9 rain days95 °F (35 °C) / 75 °F (24 °C), 9 rain days
• Phetchaburi35 °C (95 °F) / 27 °C (81 °F), 10 rain days95 °F (35 °C) / 81 °F (27 °C), 10 rain days
• Phichit35 °C (95 °F) / 26 °C (79 °F), 10 rain days95 °F (35 °C) / 79 °F (26 °C), 10 rain days
• Phimai35 °C (95 °F) / 25 °C (77 °F), 9 rain days95 °F (35 °C) / 77 °F (25 °C), 9 rain days
• Phitsanulok35 °C (95 °F) / 25 °C (77 °F), 13 rain days95 °F (35 °C) / 77 °F (25 °C), 13 rain days
• Phon Phisai34 °C (93 °F) / 25 °C (77 °F), 13 rain days93 °F (34 °C) / 77 °F (25 °C), 13 rain days
• Phrae34 °C (93 °F) / 24 °C (75 °F), 7 rain days93 °F (34 °C) / 75 °F (24 °C), 7 rain days
• Phuket Town33 °C (91 °F) / 26 °C (79 °F), 18 rain days91 °F (33 °C) / 79 °F (26 °C), 18 rain days
• Prachinburi35 °C (95 °F) / 27 °C (81 °F), 7 rain days95 °F (35 °C) / 81 °F (27 °C), 7 rain days
• Prachuap Khiri Khan33 °C (91 °F) / 25 °C (77 °F), 14 rain days91 °F (33 °C) / 77 °F (25 °C), 14 rain days
• Rai Leh32 °C (90 °F) / 24 °C (75 °F), 18 rain days90 °F (32 °C) / 75 °F (24 °C), 18 rain days
• Rangsit35 °C (95 °F) / 27 °C (81 °F), 12 rain days95 °F (35 °C) / 81 °F (27 °C), 12 rain days
• Ranong32 °C (90 °F) / 24 °C (75 °F), 20 rain days90 °F (32 °C) / 75 °F (24 °C), 20 rain days
• Ratchaburi35 °C (95 °F) / 27 °C (81 °F), 10 rain days95 °F (35 °C) / 81 °F (27 °C), 10 rain days
• Rawai33 °C (91 °F) / 27 °C (81 °F), 9 rain days91 °F (33 °C) / 81 °F (27 °C), 9 rain days
• Roi Et35 °C (95 °F) / 25 °C (77 °F), 14 rain days95 °F (35 °C) / 77 °F (25 °C), 14 rain days
• Sadao33 °C (91 °F) / 25 °C (77 °F), 12 rain days91 °F (33 °C) / 77 °F (25 °C), 12 rain days
• Sakon Nakhon34 °C (93 °F) / 24 °C (75 °F), 14 rain days93 °F (34 °C) / 75 °F (24 °C), 14 rain days
• Samoeng34 °C (93 °F) / 24 °C (75 °F), 12 rain days93 °F (34 °C) / 75 °F (24 °C), 12 rain days
• Samut Prakan35 °C (95 °F) / 27 °C (81 °F), 9 rain days95 °F (35 °C) / 81 °F (27 °C), 9 rain days
• Samut Sakhon34 °C (93 °F) / 27 °C (81 °F), 7 rain days93 °F (34 °C) / 81 °F (27 °C), 7 rain days
• Samut Songkhram35 °C (95 °F) / 26 °C (79 °F), 15 rain days95 °F (35 °C) / 79 °F (26 °C), 15 rain days
• Sangkhla Buri34 °C (93 °F) / 24 °C (75 °F), 16 rain days93 °F (34 °C) / 75 °F (24 °C), 16 rain days
• Saraburi35 °C (95 °F) / 26 °C (79 °F), 14 rain days95 °F (35 °C) / 79 °F (26 °C), 14 rain days
• Sathing Phra33 °C (91 °F) / 25 °C (77 °F), 8 rain days91 °F (33 °C) / 77 °F (25 °C), 8 rain days
• Satun33 °C (91 °F) / 25 °C (77 °F), 15 rain days91 °F (33 °C) / 77 °F (25 °C), 15 rain days
• Si Racha34 °C (93 °F) / 26 °C (79 °F), 12 rain days93 °F (34 °C) / 79 °F (26 °C), 12 rain days
• Si Satchanalai35 °C (95 °F) / 25 °C (77 °F), 12 rain days95 °F (35 °C) / 77 °F (25 °C), 12 rain days
• Sing Buri35 °C (95 °F) / 27 °C (81 °F), 10 rain days95 °F (35 °C) / 81 °F (27 °C), 10 rain days
• Sisaket34 °C (93 °F) / 27 °C (81 °F), 7 rain days93 °F (34 °C) / 81 °F (27 °C), 7 rain days
• Songkhla33 °C (91 °F) / 27 °C (81 °F), 8 rain days91 °F (33 °C) / 81 °F (27 °C), 8 rain days
• Sri Thanu32 °C (90 °F) / 26 °C (79 °F), 15 rain days90 °F (32 °C) / 79 °F (26 °C), 15 rain days
• Sukhothai36 °C (97 °F) / 25 °C (77 °F), 14 rain days97 °F (36 °C) / 77 °F (25 °C), 14 rain days
• Sungai Kolok33 °C (91 °F) / 25 °C (77 °F), 9 rain days91 °F (33 °C) / 77 °F (25 °C), 9 rain days
• Suphanburi36 °C (97 °F) / 26 °C (79 °F), 12 rain days97 °F (36 °C) / 79 °F (26 °C), 12 rain days
• Surat Thani33 °C (91 °F) / 24 °C (75 °F), 15 rain days91 °F (33 °C) / 75 °F (24 °C), 15 rain days
• Surin, Southern Thailand32 °C (90 °F) / 25 °C (77 °F), 18 rain days90 °F (32 °C) / 77 °F (25 °C), 18 rain days
• Surin35 °C (95 °F) / 25 °C (77 °F), 14 rain days95 °F (35 °C) / 77 °F (25 °C), 14 rain days
• Tak Bai33 °C (91 °F) / 25 °C (77 °F), 9 rain days91 °F (33 °C) / 77 °F (25 °C), 9 rain days
• Tak33 °C (91 °F) / 24 °C (75 °F), 13 rain days91 °F (33 °C) / 75 °F (24 °C), 13 rain days
• Takua Pa32 °C (90 °F) / 24 °C (75 °F), 18 rain days90 °F (32 °C) / 75 °F (24 °C), 18 rain days
• Thaton34 °C (93 °F) / 23 °C (73 °F), 14 rain days93 °F (34 °C) / 73 °F (23 °C), 14 rain days
• Thong Nai Pan33 °C (91 °F) / 26 °C (79 °F), 7 rain days91 °F (33 °C) / 79 °F (26 °C), 7 rain days
• Thong Sala33 °C (91 °F) / 27 °C (81 °F), 5 rain days91 °F (33 °C) / 81 °F (27 °C), 5 rain days
• Thonglang Bay33 °C (91 °F) / 27 °C (81 °F), 14 rain days91 °F (33 °C) / 81 °F (27 °C), 14 rain days
• Ton Sai33 °C (91 °F) / 27 °C (81 °F), 12 rain days91 °F (33 °C) / 81 °F (27 °C), 12 rain days
• Trat33 °C (91 °F) / 26 °C (79 °F), 12 rain days91 °F (33 °C) / 79 °F (26 °C), 12 rain days
• Ubon Ratchathani34 °C (93 °F) / 25 °C (77 °F), 15 rain days93 °F (34 °C) / 77 °F (25 °C), 15 rain days
• Udon Thani35 °C (95 °F) / 25 °C (77 °F), 14 rain days95 °F (35 °C) / 77 °F (25 °C), 14 rain days
• Umphang35 °C (95 °F) / 24 °C (75 °F), 14 rain days95 °F (35 °C) / 75 °F (24 °C), 14 rain days
• Uthai Thani35 °C (95 °F) / 27 °C (81 °F), 12 rain days95 °F (35 °C) / 81 °F (27 °C), 12 rain days
• Uttaradit35 °C (95 °F) / 24 °C (75 °F), 12 rain days95 °F (35 °C) / 75 °F (24 °C), 12 rain days
• Yala33 °C (91 °F) / 25 °C (77 °F), 15 rain days91 °F (33 °C) / 77 °F (25 °C), 15 rain days
• Yasothon36 °C (97 °F) / 25 °C (77 °F), 9 rain days97 °F (36 °C) / 77 °F (25 °C), 9 rain days
• Chiang Mai34 °C (93 °F) / 24 °C (75 °F), 16 rain days93 °F (34 °C) / 75 °F (24 °C), 16 rain days
• Phuket32 °C (90 °F) / 25 °C (77 °F), 19 rain days90 °F (32 °C) / 77 °F (25 °C), 19 rain days
• Pattaya34 °C (93 °F) / 26 °C (79 °F), 13 rain days93 °F (34 °C) / 79 °F (26 °C), 13 rain days

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

• Visakha Bucha

  May–Jun full moon

  Alcohol ban for the day; candlelit processions at temples.

• Coronation Day and the Royal Ploughing Ceremony check

  4 May; ploughing ceremony on a date set by astrologers (check) · Bangkok

  Public holidays; the ceremony closes Sanam Luang and nearby roads.

Crowds · Thailand

Low

Prices · Thailand

Low

Weather, crowds and prices for any two months in Thailand, side by side.

• Light, breathable clothes, a sun hat and sunscreen
• A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Rated best or good this month

• Gulf islands

  Best weather of the year (Koh Samui, Koh Phangan, Koh Tao)

• Ao Nai Wok

  Best months: Feb–Sep

• Ban Kai

  Best months: Feb–Sep (dry season on the Gulf coast)

• Ban Tai

  Best months: Feb–Sep

• Bang Rak

  Best months: Feb–Sep

• Bang Saen

  Best months: Feb–Sep (check)

• Bottle Beach

  Best months: Feb–Sep

• Chalok Lam

  Best months: Feb–Sep

• Chaweng

  Best months: Feb–Sep (Gulf coast dry season); Dec–Jan can bring rain and rough water

• Choeng Mon

  Best months: Feb–Sep (Gulf coast dry season)

• Chumphon

  Best months: Feb–Sep (Gulf dry season)

• Haad Chao Phao

  Best months: Feb–Sep

Better another month

• Bangkok

  Hot and humid; first afternoon storms.