When to go · Costa Rica
Costa Rica in October
Avoid month. Heavy Pacific rain, landslides; Osa lodges may close; Caribbean at its best.
Key facts
- Verdict
- Avoid
- Crowds
- Low
- Costa Rica
- Prices
- Low
- Costa Rica
Verdict
Heavy Pacific rain, landslides; Osa lodges may close; Caribbean at its best.
Is another month better than October?
October is rated avoid. These months rate higher:
- JanuaryGreatDry and sunny on the Pacific; windy in Guanacaste; peak prices after New Year.
- FebruaryGreatDry and clear; whale-free but good wildlife; book cars early.
- MarchGreatHot and dry; Semana Santa may fall here (check) — beaches full.
- AprilGreatHottest month in Guanacaste; Easter crowds if late; still dry.
Weather in October
- Guanacaste and the north Pacific · Liberia, Tamarindo, Nosara, Santa Teresarainy
The driest region: brown hills and hot days Dec–Apr; a short dry spell (veranillo) in July.
- Central and south Pacific · Manuel Antonio, Uvita, Osa, Corcovadorainy
Very wet Sep–Oct; some Osa lodges close and Corcovado can shut in October (check).
- Central Valley and mountains · San José, Monteverde, Poás, Irazúrainy
Spring-like 18–26 °C (64–79 °F); Monteverde is cool, windy and misty — pack a fleece.Spring-like 64–79 °F (18–26 °C); Monteverde is cool, windy and misty — pack a fleece.
- Northern plains · La Fortuna, Arenalfine
Rain any month; Arenal's cone is often in cloud — mornings are clearest.
- Caribbean · Puerto Viejo, Cahuita, Tortuguerobest weather
Reverse pattern: September–October are the driest months; Nov–Jan the wettest.
- Central Pacific: Jacó and the central coast · Sea level, Tárcoles to Queposrainy
Dry season roughly December to April; heaviest rain September–October, often in afternoon bursts.
- Central Pacific: Gulf islands and Montezuma side · Nicoya Gulf coastrainy
Similar pattern; the gulf crossing can be rough in wind.
- Central Valley: Central Valley floor · San José, Alajuela, Heredia, Cartagorainy
December–April is the driest window; May–November brings afternoon showers. Temperatures sit around 20–26 °C (68–79 °F) by day and 10–15 °C (50–59 °F) at night year-round.December–April is the driest window; May–November brings afternoon showers. Temperatures sit around 68–79 °F (20–26 °C) by day and 50–59 °F (10–15 °C) at night year-round.
- Guanacaste: Guanacaste coast and lowlands · Liberia, the beach strip, Nicoyarainy
Dry season roughly December to April with strong sun and wind; rain concentrates June–October, often as afternoon showers. The province is hotter and drier than the rest of Costa Rica.
- Limón Province: Caribbean coast (Puerto Limón to Sixaola) · Sea-level lowlands along the coast roadbest weather
No true dry season. September and October are the driest months; February and March are the next best. Expect 27–31 °C (81–88 °F) year-round and short heavy showers.No true dry season. September and October are the driest months; February and March are the next best. Expect 81–88 °F (27–31 °C) year-round and short heavy showers.
- Limón Province: Tortuguero and the canals · Northern Limón, boat access onlybest weather
Rain almost daily; turtle nesting peaks July to October, with green turtles the main species.
- North Costa Rica: La Fortuna / Arenal · Volcano foothills and lake basinrainy
Driest stretch is roughly December to April; the rest of the year is green and wet, with afternoon downpours. Arenal is often cloud-covered — mornings give the clearest views.
- North Costa Rica: Sarapiquí and the northern lowlands · Rainforest toward the Nicaraguan borderrainy
One of the wettest parts of the country; rain most months, so plan indoor and river activities with wet-weather backup.
- South Pacific Costa Rica: Costanera Sur coast · Dominical, Uvita, Ojochalrainy
Dry season roughly December to April; heaviest rain September and October.
- South Pacific Costa Rica: Osa Peninsula · Puerto Jiménez, Drake Bay, Corcovadorainy
One of the wettest parts of Costa Rica; expect mud and leeches on trails in the wet months.
- San José26 °C (79 °F) / 18 °C (64 °F), 24 rain days79 °F (26 °C) / 64 °F (18 °C), 24 rain days
- Alajuela26 °C (79 °F) / 17 °C (63 °F), 21 rain days79 °F (26 °C) / 63 °F (17 °C), 21 rain days
- Atenas27 °C (81 °F) / 17 °C (63 °F), 5 rain days81 °F (27 °C) / 63 °F (17 °C), 5 rain days
- Bijagua de Upala28 °C (82 °F) / 19 °C (66 °F), 18 rain days82 °F (28 °C) / 66 °F (19 °C), 18 rain days
- Brasilito31 °C (88 °F) / 23 °C (73 °F), 3 rain days88 °F (31 °C) / 73 °F (23 °C), 3 rain days
- Bribri30 °C (86 °F) / 22 °C (72 °F), 13 rain days86 °F (30 °C) / 72 °F (22 °C), 13 rain days
- Cabo Matapalo30 °C (86 °F) / 22 °C (72 °F), 23 rain days86 °F (30 °C) / 72 °F (22 °C), 23 rain days
- Cahuita31 °C (88 °F) / 23 °C (73 °F), 10 rain days88 °F (31 °C) / 73 °F (23 °C), 10 rain days
- Carate30 °C (86 °F) / 22 °C (72 °F), 22 rain days86 °F (30 °C) / 72 °F (22 °C), 22 rain days
- Cartago25 °C (77 °F) / 16 °C (61 °F), 22 rain days77 °F (25 °C) / 61 °F (16 °C), 22 rain days
- Curridabat24 °C (75 °F) / 16 °C (61 °F), 22 rain days75 °F (24 °C) / 61 °F (16 °C), 22 rain days
- Dominical30 °C (86 °F) / 23 °C (73 °F), 22 rain days86 °F (30 °C) / 73 °F (23 °C), 22 rain days
- Drake Bay31 °C (88 °F) / 24 °C (75 °F), 12 rain days88 °F (31 °C) / 75 °F (24 °C), 12 rain days
- Esterillos31 °C (88 °F) / 23 °C (73 °F), 17 rain days88 °F (31 °C) / 73 °F (23 °C), 17 rain days
- Finca Sonador29 °C (84 °F) / 22 °C (72 °F), 12 rain days84 °F (29 °C) / 72 °F (22 °C), 12 rain days
- Golfito30 °C (86 °F) / 22 °C (72 °F), 9 rain days86 °F (30 °C) / 72 °F (22 °C), 9 rain days
- Grecia29 °C (84 °F) / 21 °C (70 °F), 10 rain days84 °F (29 °C) / 70 °F (21 °C), 10 rain days
- Heredia24 °C (75 °F) / 16 °C (61 °F), 22 rain days75 °F (24 °C) / 61 °F (16 °C), 22 rain days
- Jacó30 °C (86 °F) / 22 °C (72 °F), 21 rain days86 °F (30 °C) / 72 °F (22 °C), 21 rain days
- La Fortuna28 °C (82 °F) / 21 °C (70 °F), 21 rain days82 °F (28 °C) / 70 °F (21 °C), 21 rain days
- Las Catalinas31 °C (88 °F) / 24 °C (75 °F), 19 rain days88 °F (31 °C) / 75 °F (24 °C), 19 rain days
- Liberia30 °C (86 °F) / 23 °C (73 °F), 18 rain days86 °F (30 °C) / 73 °F (23 °C), 18 rain days
- Los Chiles29 °C (84 °F) / 21 °C (70 °F), 8 rain days84 °F (29 °C) / 70 °F (21 °C), 8 rain days
- Malpaís30 °C (86 °F) / 23 °C (73 °F), 19 rain days86 °F (30 °C) / 73 °F (23 °C), 19 rain days
- Manuel Antonio30 °C (86 °F) / 23 °C (73 °F), 9 rain days86 °F (30 °C) / 73 °F (23 °C), 9 rain days
- Montezuma29 °C (84 °F) / 22 °C (72 °F), 12 rain days84 °F (29 °C) / 72 °F (22 °C), 12 rain days
- Nicoya31 °C (88 °F) / 23 °C (73 °F), 8 rain days88 °F (31 °C) / 73 °F (23 °C), 8 rain days
- Nosara31 °C (88 °F) / 23 °C (73 °F), 5 rain days88 °F (31 °C) / 73 °F (23 °C), 5 rain days
- Parismina32 °C (90 °F) / 23 °C (73 °F), 11 rain days90 °F (32 °C) / 73 °F (23 °C), 11 rain days
- Pavones30 °C (86 °F) / 22 °C (72 °F), 25 rain days86 °F (30 °C) / 72 °F (22 °C), 25 rain days
- Playa Carrillo30 °C (86 °F) / 24 °C (75 °F), 17 rain days86 °F (30 °C) / 75 °F (24 °C), 17 rain days
- Playa Grande30 °C (86 °F) / 22 °C (72 °F), 9 rain days86 °F (30 °C) / 72 °F (22 °C), 9 rain days
- Playa Hermosa, Garabito31 °C (88 °F) / 23 °C (73 °F), 9 rain days88 °F (31 °C) / 73 °F (23 °C), 9 rain days
- Playa Hermosa, Osa29 °C (84 °F) / 22 °C (72 °F), 12 rain days84 °F (29 °C) / 72 °F (22 °C), 12 rain days
- Playas del Coco31 °C (88 °F) / 21 °C (70 °F), 12 rain days88 °F (31 °C) / 70 °F (21 °C), 12 rain days
- Pochote30 °C (86 °F) / 23 °C (73 °F), 9 rain days86 °F (30 °C) / 73 °F (23 °C), 9 rain days
- Potrero32 °C (90 °F) / 23 °C (73 °F), 18 rain days90 °F (32 °C) / 73 °F (23 °C), 18 rain days
- Providencia22 °C (72 °F) / 13 °C (55 °F), 21 rain days72 °F (22 °C) / 55 °F (13 °C), 21 rain days
- Puerto Jimenez29 °C (84 °F) / 22 °C (72 °F), 10 rain days84 °F (29 °C) / 72 °F (22 °C), 10 rain days
- Puerto Limón31 °C (88 °F) / 24 °C (75 °F), 11 rain days88 °F (31 °C) / 75 °F (24 °C), 11 rain days
- Puerto Viejo de Sarapiquí29 °C (84 °F) / 22 °C (72 °F), 9 rain days84 °F (29 °C) / 72 °F (22 °C), 9 rain days
- Puerto Viejo de Talamanca30 °C (86 °F) / 23 °C (73 °F), 15 rain days86 °F (30 °C) / 73 °F (23 °C), 15 rain days
- Punta Uva30 °C (86 °F) / 23 °C (73 °F), 12 rain days86 °F (30 °C) / 73 °F (23 °C), 12 rain days
- Quepos28 °C (82 °F) / 22 °C (72 °F), 23 rain days82 °F (28 °C) / 72 °F (22 °C), 23 rain days
- Quesada29 °C (84 °F) / 21 °C (70 °F), 10 rain days84 °F (29 °C) / 70 °F (21 °C), 10 rain days
- Sámara31 °C (88 °F) / 22 °C (72 °F), 6 rain days88 °F (31 °C) / 72 °F (22 °C), 6 rain days
- San Gerardo de Dota22 °C (72 °F) / 13 °C (55 °F), 22 rain days72 °F (22 °C) / 55 °F (13 °C), 22 rain days
- San Isidro de El General29 °C (84 °F) / 21 °C (70 °F), 11 rain days84 °F (29 °C) / 70 °F (21 °C), 11 rain days
- San Pedro de Montes de Oca26 °C (79 °F) / 18 °C (64 °F), 22 rain days79 °F (26 °C) / 64 °F (18 °C), 22 rain days
- San Ramón27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Santa Elena31 °C (88 °F) / 22 °C (72 °F), 9 rain days88 °F (31 °C) / 72 °F (22 °C), 9 rain days
- Santa Teresa31 °C (88 °F) / 24 °C (75 °F), 5 rain days88 °F (31 °C) / 75 °F (24 °C), 5 rain days
- Sierpe31 °C (88 °F) / 22 °C (72 °F), 10 rain days88 °F (31 °C) / 72 °F (22 °C), 10 rain days
- Sixaola30 °C (86 °F) / 23 °C (73 °F), 9 rain days86 °F (30 °C) / 73 °F (23 °C), 9 rain days
- Tilarán28 °C (82 °F) / 20 °C (68 °F), 19 rain days82 °F (28 °C) / 68 °F (20 °C), 19 rain days
- Tortuguero30 °C (86 °F) / 22 °C (72 °F), 20 rain days86 °F (30 °C) / 72 °F (22 °C), 20 rain days
- Turrialba29 °C (84 °F) / 20 °C (68 °F), 9 rain days84 °F (29 °C) / 68 °F (20 °C), 9 rain days
- Uvita31 °C (88 °F) / 23 °C (73 °F), 9 rain days88 °F (31 °C) / 73 °F (23 °C), 9 rain days
Crowds and prices
- Crowds · Costa Rica
- Low
- Prices · Costa Rica
- Low
Compare two months
Weather, crowds and prices for any two months in Costa Rica, side by side.
Verdict
Oct: Avoid
Jan: Great (better)
Crowds
Oct: Low
Jan: High
Prices
Oct: Low
Jan: High
Festivals listed
Oct: 0
Jan: 3
October: Heavy Pacific rain, landslides; Osa lodges may close; Caribbean at its best.
January: Dry and sunny on the Pacific; windy in Guanacaste; peak prices after New Year.
Costa Rica: figures are long-term averages from this guide, not a forecast.
What to pack
- A rain jacket or umbrella and shoes that dry fast
Where to go in October
Rated best or good this month
Caribbean
Best weather of the year (Puerto Viejo, Cahuita, Tortuguero)
Best months: Feb–Apr, Sep–Oct
Best months: Dec–Apr, Sep–Oct
Best months: Dec–Apr (dry season); Sep–Oct is quieter and greener
Best months: Dec–Apr (dry season); May–Nov is greener and cheaper with afternoon rain
Best months: Dec–Apr, Sep–Oct
Best months: Feb–Apr, Sep–Oct (check)
Best months: Feb–Apr, Sep–Oct
Best months: Sep–Oct, Feb–Apr
Best months: Feb–Apr, Sep–Oct (check)
Best months: Jul–Oct for green turtles; Feb–Apr and Sep–Oct are the relatively drier windows