When to go · Portugal
Portugal in September
Great month. Warm sea, thinner crowds; grape harvest in the Douro.
Key facts
- Verdict
- Great
- Crowds
- Medium
- Portugal
- Prices
- Medium
- Portugal
Verdict
Warm sea, thinner crowds; grape harvest in the Douro.
Is another month better than September?
No other month rates higher than September for Portugal in this guide.
Weather in September
- Lisbon and the centre · Lisbon, Sintra, Cascais, Óbidos, Coimbrabest weather
Mild winters with rainy spells; hot, dry summers cooled by Atlantic wind. Sintra is often foggy and 5 °C (9 °F) cooler.Mild winters with rainy spells; hot, dry summers cooled by Atlantic wind. Sintra is often foggy and 9 °F (5 °C) cooler.
- Porto and the north · Porto, Braga, Guimarães, Douro Valley, Peneda-Gerêsbest weather
The wettest region; green and mild. The Douro Valley bakes in summer and harvest is late September.
- Alentejo · Évora, Monsaraz, Alentejo coastbest weather
The interior plain reaches 40 °C (104 °F)+ in summer; spring wildflowers are the high point.The interior plain reaches 104 °F (40 °C)+ in summer; spring wildflowers are the high point.
- Algarve · Faro, Lagos, Tavira, Sagresbest weather
Most sunshine in the country; the sea stays cool (18–22 °C (64–72 °F)). August is packed and pricey.Most sunshine in the country; the sea stays cool (64–72 °F (18–22 °C)). August is packed and pricey.
- Madeira · Funchal and the islandbest weather
Spring-like all year on the south coast; the north and mountains are wetter. Levadas can close after storms.
- Azores · São Miguel, Pico, Faial, Terceirabest weather
Mild and changeable — four seasons in a day. Whale watching best April–October; winter storms cancel inter-island flights.
- Alentejo: Inland Alentejo (Évora, Beja, Elvas) · plains and hill townsbest weather
Warmest part of Portugal: 35 °C (95 °F)+ afternoons in July–August, cold nights in winter. Spring brings wildflowers and green plains.Warmest part of Portugal: 95 °F (35 °C)+ afternoons in July–August, cold nights in winter. Spring brings wildflowers and green plains.
- Alentejo: Alentejo coast (Milfontes, Sines) · Atlantic stripbest weather
Cooler and windier than inland; sea is cold year-round. August is the local holiday peak.
- Algarve: Faro and the coast · south coast, Faro to Lagosbest weather
Over 3,000 hours of sun a year; rain falls mainly November–February. July–August highs near 29 °C (84 °F) with an Atlantic breeze.Over 3,000 hours of sun a year; rain falls mainly November–February. July–August highs near 84 °F (29 °C) with an Atlantic breeze.
- Algarve: Serra de Monchique · inland hillsbest weather
Cooler and wetter than the coast; the hills block cold northern winds from the coast.
Continental climate; hot dry summers (30 °C (86 °F)+), cool winters with occasional frost. Rainfall peaks in winter.Continental climate; hot dry summers (86 °F (30 °C)+), cool winters with occasional frost. Rainfall peaks in winter.
- Baixo Alentejo: Baixo Alentejo · southern Alentejo plainwarm
Mild winters, hot dry summers; rain peaks Nov–Feb.
- Beiras: Beira Litoral (Aveiro, coast) · Atlantic stripbest weather
Mild and damp; sea fog and rain any month. Beach water stays cold.
- Beiras: Beira Alta / Beira Baixa (interior) · Coimbra inland to the Spanish borderbest weather
Hot, dry summers; cold winters with snow on Serra da Estrela from about November to March.
- Greater Lisbon: Greater Lisbon · Lisbon coast and inland hillshot
Mild spring and autumn; July‑August can exceed 30 °C (86 °F).Mild spring and autumn; July‑August can exceed 86 °F (30 °C).
- Northern Portugal: Porto and the coast · Porto, Espinho, Viana do Castelobest weather
Rain is heaviest November–March; summer days are mild, rarely above 30 °C (86 °F), and the ocean stays cold.Rain is heaviest November–March; summer days are mild, rarely above 86 °F (30 °C), and the ocean stays cold.
- Northern Portugal: Douro Valley and the interior · Douro, Vila Real, Bragançabest weather
Hotter and drier than the coast; July–August afternoons reach 35 °C (95 °F)+ and some quintas close to visitors at harvest.Hotter and drier than the coast; July–August afternoons reach 95 °F (35 °C)+ and some quintas close to visitors at harvest.
- Oeste: Coastal Oeste · Atlantic coaststorm or typhoon risk
Mild winters, warm summers; surf season peaks Oct‑Mar.
- Setúbal Peninsula: Setúbal Peninsula · South bank of the Tagus estuary and Atlantic coastfine
Summer (Jul‑Aug) can reach 35 °C (95 °F); sea breeze keeps the coast cooler. Rainy season Nov‑Feb.Summer (Jul‑Aug) can reach 95 °F (35 °C); sea breeze keeps the coast cooler. Rainy season Nov‑Feb.
- Tagus Valley: Lisbon and the estuary · Lisbon, Sintra, Cascais, Setúbalbest weather
Atlantic breeze keeps Lisbon milder than inland; Sintra sits in cloud more often than the city.
- Tagus Valley: Ribatejo (inland) · Santarém, Tomar, Constânciabest weather
Hotter and drier than the coast in July–August; spring and early autumn are the comfortable windows.
- Lisbon27 °C (81 °F) / 18 °C (64 °F), 3 rain days81 °F (27 °C) / 64 °F (18 °C), 3 rain days
- Abrantes27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Aguçadoura22 °C (72 °F) / 15 °C (59 °F), 8 rain days72 °F (22 °C) / 59 °F (15 °C), 8 rain days
- Alandroal29 °C (84 °F) / 17 °C (63 °F), 7 rain days84 °F (29 °C) / 63 °F (17 °C), 7 rain days
- Albufeira27 °C (81 °F) / 18 °C (64 °F), 3 rain days81 °F (27 °C) / 64 °F (18 °C), 3 rain days
- Alcácer do Sal28 °C (82 °F) / 16 °C (61 °F), 3 rain days82 °F (28 °C) / 61 °F (16 °C), 3 rain days
- Alcobaça27 °C (81 °F) / 16 °C (61 °F), 6 rain days81 °F (27 °C) / 61 °F (16 °C), 6 rain days
- Alcochete27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Alcoutim29 °C (84 °F) / 18 °C (64 °F), 4 rain days84 °F (29 °C) / 64 °F (18 °C), 4 rain days
- Alenquer27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Alijó27 °C (81 °F) / 15 °C (59 °F), 6 rain days81 °F (27 °C) / 59 °F (15 °C), 6 rain days
- Aljezur27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Almada27 °C (81 °F) / 18 °C (64 °F), 5 rain days81 °F (27 °C) / 64 °F (18 °C), 5 rain days
- Almeida27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Alvito29 °C (84 °F) / 18 °C (64 °F), 3 rain days84 °F (29 °C) / 64 °F (18 °C), 3 rain days
- Alvor27 °C (81 °F) / 18 °C (64 °F), 3 rain days81 °F (27 °C) / 64 °F (18 °C), 3 rain days
- Amadora28 °C (82 °F) / 19 °C (66 °F), 7 rain days82 °F (28 °C) / 66 °F (19 °C), 7 rain days
- Amarante26 °C (79 °F) / 14 °C (57 °F), 7 rain days79 °F (26 °C) / 57 °F (14 °C), 7 rain days
- Anadia26 °C (79 °F) / 16 °C (61 °F), 6 rain days79 °F (26 °C) / 61 °F (16 °C), 6 rain days
- Apúlia25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Arcos de Valdevez24 °C (75 °F) / 13 °C (55 °F), 8 rain days75 °F (24 °C) / 55 °F (13 °C), 8 rain days
- Armamar26 °C (79 °F) / 13 °C (55 °F), 7 rain days79 °F (26 °C) / 55 °F (13 °C), 7 rain days
- Arouca25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Arraiolos29 °C (84 °F) / 16 °C (61 °F), 5 rain days84 °F (29 °C) / 61 °F (16 °C), 5 rain days
- Arruda dos Vinhos28 °C (82 °F) / 19 °C (66 °F), 6 rain days82 °F (28 °C) / 66 °F (19 °C), 6 rain days
- Aveiro26 °C (79 °F) / 15 °C (59 °F), 7 rain days79 °F (26 °C) / 59 °F (15 °C), 7 rain days
- Avis29 °C (84 °F) / 15 °C (59 °F), 7 rain days84 °F (29 °C) / 59 °F (15 °C), 7 rain days
- Baião26 °C (79 °F) / 15 °C (59 °F), 7 rain days79 °F (26 °C) / 59 °F (15 °C), 7 rain days
- Barcelos24 °C (75 °F) / 13 °C (55 °F), 7 rain days75 °F (24 °C) / 55 °F (13 °C), 7 rain days
- Barreiro27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Batalha27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Beja30 °C (86 °F) / 16 °C (61 °F), 3 rain days86 °F (30 °C) / 61 °F (16 °C), 3 rain days
- Belmonte28 °C (82 °F) / 15 °C (59 °F), 7 rain days82 °F (28 °C) / 59 °F (15 °C), 7 rain days
- Bombarral27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Braga26 °C (79 °F) / 14 °C (57 °F), 7 rain days79 °F (26 °C) / 57 °F (14 °C), 7 rain days
- Bragança26 °C (79 °F) / 13 °C (55 °F), 5 rain days79 °F (26 °C) / 55 °F (13 °C), 5 rain days
- Cadaval27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Caldas da Rainha23 °C (73 °F) / 15 °C (59 °F), 6 rain days73 °F (23 °C) / 59 °F (15 °C), 6 rain days
- Caminha24 °C (75 °F) / 14 °C (57 °F), 7 rain days75 °F (24 °C) / 57 °F (14 °C), 7 rain days
- Campo Maior29 °C (84 °F) / 18 °C (64 °F), 6 rain days84 °F (29 °C) / 64 °F (18 °C), 6 rain days
- Carrazeda de Ansiães26 °C (79 °F) / 15 °C (59 °F), 8 rain days79 °F (26 °C) / 59 °F (15 °C), 8 rain days
- Cartaxo28 °C (82 °F) / 17 °C (63 °F), 7 rain days82 °F (28 °C) / 63 °F (17 °C), 7 rain days
- Carvoeiro27 °C (81 °F) / 17 °C (63 °F), 3 rain days81 °F (27 °C) / 63 °F (17 °C), 3 rain days
- Cascais26 °C (79 °F) / 16 °C (61 °F), 5 rain days79 °F (26 °C) / 61 °F (16 °C), 5 rain days
- Castelo Branco29 °C (84 °F) / 16 °C (61 °F), 6 rain days84 °F (29 °C) / 61 °F (16 °C), 6 rain days
- Castelo de Vide29 °C (84 °F) / 17 °C (63 °F), 7 rain days84 °F (29 °C) / 63 °F (17 °C), 7 rain days
- Castro Marim27 °C (81 °F) / 19 °C (66 °F), 5 rain days81 °F (27 °C) / 66 °F (19 °C), 5 rain days
- Chaves27 °C (81 °F) / 14 °C (57 °F), 7 rain days81 °F (27 °C) / 57 °F (14 °C), 7 rain days
- Coimbra28 °C (82 °F) / 16 °C (61 °F), 6 rain days82 °F (28 °C) / 61 °F (16 °C), 6 rain days
- Condeixa-a-Nova28 °C (82 °F) / 15 °C (59 °F), 7 rain days82 °F (28 °C) / 59 °F (15 °C), 7 rain days
- Coruche28 °C (82 °F) / 18 °C (64 °F), 5 rain days82 °F (28 °C) / 64 °F (18 °C), 5 rain days
- Covilhã27 °C (81 °F) / 13 °C (55 °F), 9 rain days81 °F (27 °C) / 55 °F (13 °C), 9 rain days
- Elvas30 °C (86 °F) / 16 °C (61 °F), 3 rain days86 °F (30 °C) / 61 °F (16 °C), 3 rain days
- Entroncamento27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Ericeira28 °C (82 °F) / 19 °C (66 °F), 5 rain days82 °F (28 °C) / 66 °F (19 °C), 5 rain days
- Espinho24 °C (75 °F) / 14 °C (57 °F), 7 rain days75 °F (24 °C) / 57 °F (14 °C), 7 rain days
- Esposende24 °C (75 °F) / 15 °C (59 °F), 7 rain days75 °F (24 °C) / 59 °F (15 °C), 7 rain days
- Estremoz29 °C (84 °F) / 18 °C (64 °F), 5 rain days84 °F (29 °C) / 64 °F (18 °C), 5 rain days
- Évora29 °C (84 °F) / 16 °C (61 °F), 4 rain days84 °F (29 °C) / 61 °F (16 °C), 4 rain days
- Fão23 °C (73 °F) / 15 °C (59 °F), 6 rain days73 °F (23 °C) / 59 °F (15 °C), 6 rain days
- Faro28 °C (82 °F) / 18 °C (64 °F), 3 rain days82 °F (28 °C) / 64 °F (18 °C), 3 rain days
- Fátima28 °C (82 °F) / 16 °C (61 °F), 6 rain days82 °F (28 °C) / 61 °F (16 °C), 6 rain days
- Figueira da Foz26 °C (79 °F) / 15 °C (59 °F), 6 rain days79 °F (26 °C) / 59 °F (15 °C), 6 rain days
- Freixo de Espada à Cinta27 °C (81 °F) / 13 °C (55 °F), 6 rain days81 °F (27 °C) / 55 °F (13 °C), 6 rain days
- Fundão27 °C (81 °F) / 14 °C (57 °F), 5 rain days81 °F (27 °C) / 57 °F (14 °C), 5 rain days
- Gouveia23 °C (73 °F) / 9 °C (48 °F), 7 rain days73 °F (23 °C) / 48 °F (9 °C), 7 rain days
- Grândola28 °C (82 °F) / 17 °C (63 °F), 3 rain days82 °F (28 °C) / 63 °F (17 °C), 3 rain days
- Guarda25 °C (77 °F) / 13 °C (55 °F), 6 rain days77 °F (25 °C) / 55 °F (13 °C), 6 rain days
- Guimarães26 °C (79 °F) / 14 °C (57 °F), 7 rain days79 °F (26 °C) / 57 °F (14 °C), 7 rain days
- Idanha-a-Nova27 °C (81 °F) / 15 °C (59 °F), 5 rain days81 °F (27 °C) / 59 °F (15 °C), 5 rain days
- Ílhavo25 °C (77 °F) / 18 °C (64 °F), 6 rain days77 °F (25 °C) / 64 °F (18 °C), 6 rain days
- Labruge23 °C (73 °F) / 14 °C (57 °F), 7 rain days73 °F (23 °C) / 57 °F (14 °C), 7 rain days
- Lagoa27 °C (81 °F) / 18 °C (64 °F), 5 rain days81 °F (27 °C) / 64 °F (18 °C), 5 rain days
- Lamego26 °C (79 °F) / 15 °C (59 °F), 10 rain days79 °F (26 °C) / 59 °F (15 °C), 10 rain days
- Leiria27 °C (81 °F) / 16 °C (61 °F), 6 rain days81 °F (27 °C) / 61 °F (16 °C), 6 rain days
- Loulé28 °C (82 °F) / 18 °C (64 °F), 3 rain days82 °F (28 °C) / 64 °F (18 °C), 3 rain days
- Loures28 °C (82 °F) / 18 °C (64 °F), 7 rain days82 °F (28 °C) / 64 °F (18 °C), 7 rain days
- Lourinhã27 °C (81 °F) / 15 °C (59 °F), 8 rain days81 °F (27 °C) / 59 °F (15 °C), 8 rain days
- Lousã27 °C (81 °F) / 16 °C (61 °F), 6 rain days81 °F (27 °C) / 61 °F (16 °C), 6 rain days
- Mafra25 °C (77 °F) / 15 °C (59 °F), 6 rain days77 °F (25 °C) / 59 °F (15 °C), 6 rain days
- Mangualde27 °C (81 °F) / 15 °C (59 °F), 6 rain days81 °F (27 °C) / 59 °F (15 °C), 6 rain days
- Marinha Grande28 °C (82 °F) / 18 °C (64 °F), 6 rain days82 °F (28 °C) / 64 °F (18 °C), 6 rain days
- Marinhas24 °C (75 °F) / 15 °C (59 °F), 8 rain days75 °F (24 °C) / 59 °F (15 °C), 8 rain days
- Marvão29 °C (84 °F) / 18 °C (64 °F), 4 rain days84 °F (29 °C) / 64 °F (18 °C), 4 rain days
- Matosinhos24 °C (75 °F) / 15 °C (59 °F), 7 rain days75 °F (24 °C) / 59 °F (15 °C), 7 rain days
- Mealhada27 °C (81 °F) / 16 °C (61 °F), 8 rain days81 °F (27 °C) / 61 °F (16 °C), 8 rain days
- Miranda do Douro26 °C (79 °F) / 15 °C (59 °F), 9 rain days79 °F (26 °C) / 59 °F (15 °C), 9 rain days
- Mirandela27 °C (81 °F) / 15 °C (59 °F), 7 rain days81 °F (27 °C) / 59 °F (15 °C), 7 rain days
- Moimenta da Beira26 °C (79 °F) / 13 °C (55 °F), 7 rain days79 °F (26 °C) / 55 °F (13 °C), 7 rain days
- Monchique27 °C (81 °F) / 16 °C (61 °F), 3 rain days81 °F (27 °C) / 61 °F (16 °C), 3 rain days
- Monforte29 °C (84 °F) / 17 °C (63 °F), 7 rain days84 °F (29 °C) / 63 °F (17 °C), 7 rain days
- Montijo28 °C (82 °F) / 18 °C (64 °F), 6 rain days82 °F (28 °C) / 64 °F (18 °C), 6 rain days
- Murtosa24 °C (75 °F) / 14 °C (57 °F), 7 rain days75 °F (24 °C) / 57 °F (14 °C), 7 rain days
- Nazaré26 °C (79 °F) / 15 °C (59 °F), 6 rain days79 °F (26 °C) / 59 °F (15 °C), 6 rain days
- Nisa29 °C (84 °F) / 18 °C (64 °F), 5 rain days84 °F (29 °C) / 64 °F (18 °C), 5 rain days
- Óbidos27 °C (81 °F) / 16 °C (61 °F), 5 rain days81 °F (27 °C) / 61 °F (16 °C), 5 rain days
- Odemira26 °C (79 °F) / 16 °C (61 °F), 3 rain days79 °F (26 °C) / 61 °F (16 °C), 3 rain days
- Odivelas27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Oeiras27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Olhão27 °C (81 °F) / 18 °C (64 °F), 3 rain days81 °F (27 °C) / 64 °F (18 °C), 3 rain days
- Oliveira do Bairro25 °C (77 °F) / 16 °C (61 °F), 9 rain days77 °F (25 °C) / 61 °F (16 °C), 9 rain days
- Oliveira do Hospital27 °C (81 °F) / 14 °C (57 °F), 7 rain days81 °F (27 °C) / 57 °F (14 °C), 7 rain days
- Ourém30 °C (86 °F) / 18 °C (64 °F), 7 rain days86 °F (30 °C) / 64 °F (18 °C), 7 rain days
- Ovar26 °C (79 °F) / 16 °C (61 °F), 5 rain days79 °F (26 °C) / 61 °F (16 °C), 5 rain days
- Palmela28 °C (82 °F) / 17 °C (63 °F), 3 rain days82 °F (28 °C) / 63 °F (17 °C), 3 rain days
- Penafiel26 °C (79 °F) / 14 °C (57 °F), 7 rain days79 °F (26 °C) / 57 °F (14 °C), 7 rain days
- Peniche26 °C (79 °F) / 18 °C (64 °F), 6 rain days79 °F (26 °C) / 64 °F (18 °C), 6 rain days
- Peso da Régua27 °C (81 °F) / 13 °C (55 °F), 8 rain days81 °F (27 °C) / 55 °F (13 °C), 8 rain days
- Pinhel26 °C (79 °F) / 15 °C (59 °F), 7 rain days79 °F (26 °C) / 59 °F (15 °C), 7 rain days
- Pombal28 °C (82 °F) / 16 °C (61 °F), 6 rain days82 °F (28 °C) / 61 °F (16 °C), 6 rain days
- Ponte de Lima26 °C (79 °F) / 15 °C (59 °F), 7 rain days79 °F (26 °C) / 59 °F (15 °C), 7 rain days
- Portalegre29 °C (84 °F) / 18 °C (64 °F), 5 rain days84 °F (29 °C) / 64 °F (18 °C), 5 rain days
- Portimão27 °C (81 °F) / 18 °C (64 °F), 3 rain days81 °F (27 °C) / 64 °F (18 °C), 3 rain days
- Porto de Mós27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Porto24 °C (75 °F) / 15 °C (59 °F), 7 rain days75 °F (24 °C) / 59 °F (15 °C), 7 rain days
- Póvoa de Varzim25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Proença-a-Nova29 °C (84 °F) / 17 °C (63 °F), 6 rain days84 °F (29 °C) / 63 °F (17 °C), 6 rain days
- Quarteira28 °C (82 °F) / 18 °C (64 °F), 3 rain days82 °F (28 °C) / 64 °F (18 °C), 3 rain days
- Queluz27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- Redondo29 °C (84 °F) / 18 °C (64 °F), 4 rain days84 °F (29 °C) / 64 °F (18 °C), 4 rain days
- Reguengos de Monsaraz29 °C (84 °F) / 16 °C (61 °F), 4 rain days84 °F (29 °C) / 61 °F (16 °C), 4 rain days
- Rio Maior27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Sabrosa25 °C (77 °F) / 13 °C (55 °F), 7 rain days77 °F (25 °C) / 55 °F (13 °C), 7 rain days
- Sabugal26 °C (79 °F) / 13 °C (55 °F), 9 rain days79 °F (26 °C) / 55 °F (13 °C), 9 rain days
- Sagres26 °C (79 °F) / 16 °C (61 °F), 5 rain days79 °F (26 °C) / 61 °F (16 °C), 5 rain days
- Santa Comba Dão26 °C (79 °F) / 15 °C (59 °F), 6 rain days79 °F (26 °C) / 59 °F (15 °C), 6 rain days
- Santa Maria da Feira26 °C (79 °F) / 16 °C (61 °F), 9 rain days79 °F (26 °C) / 61 °F (16 °C), 9 rain days
- Santarém28 °C (82 °F) / 15 °C (59 °F), 6 rain days82 °F (28 °C) / 59 °F (15 °C), 6 rain days
- Santiago do Cacém29 °C (84 °F) / 15 °C (59 °F), 4 rain days84 °F (29 °C) / 59 °F (15 °C), 4 rain days
- São Brás de Alportel27 °C (81 °F) / 18 °C (64 °F), 6 rain days81 °F (27 °C) / 64 °F (18 °C), 6 rain days
- São João da Pesqueira27 °C (81 °F) / 15 °C (59 °F), 6 rain days81 °F (27 °C) / 59 °F (15 °C), 6 rain days
- Seixal28 °C (82 °F) / 17 °C (63 °F), 5 rain days82 °F (28 °C) / 63 °F (17 °C), 5 rain days
- Sernancelhe25 °C (77 °F) / 12 °C (54 °F), 8 rain days77 °F (25 °C) / 54 °F (12 °C), 8 rain days
- Sesimbra27 °C (81 °F) / 20 °C (68 °F), 4 rain days81 °F (27 °C) / 68 °F (20 °C), 4 rain days
- Setúbal28 °C (82 °F) / 17 °C (63 °F), 3 rain days82 °F (28 °C) / 63 °F (17 °C), 3 rain days
- Silves27 °C (81 °F) / 20 °C (68 °F), 3 rain days81 °F (27 °C) / 68 °F (20 °C), 3 rain days
- Sines29 °C (84 °F) / 20 °C (68 °F), 4 rain days84 °F (29 °C) / 68 °F (20 °C), 4 rain days
- Sintra26 °C (79 °F) / 16 °C (61 °F), 6 rain days79 °F (26 °C) / 61 °F (16 °C), 6 rain days
- Sobral de Monte Agraço27 °C (81 °F) / 16 °C (61 °F), 7 rain days81 °F (27 °C) / 61 °F (16 °C), 7 rain days
- Tabuaço26 °C (79 °F) / 15 °C (59 °F), 6 rain days79 °F (26 °C) / 59 °F (15 °C), 6 rain days
- Tavira28 °C (82 °F) / 18 °C (64 °F), 3 rain days82 °F (28 °C) / 64 °F (18 °C), 3 rain days
- Tomar29 °C (84 °F) / 16 °C (61 °F), 5 rain days84 °F (29 °C) / 61 °F (16 °C), 5 rain days
- Torres Novas28 °C (82 °F) / 19 °C (66 °F), 6 rain days82 °F (28 °C) / 66 °F (19 °C), 6 rain days
- Torres Vedras27 °C (81 °F) / 16 °C (61 °F), 5 rain days81 °F (27 °C) / 61 °F (16 °C), 5 rain days
- Valença25 °C (77 °F) / 14 °C (57 °F), 8 rain days77 °F (25 °C) / 57 °F (14 °C), 8 rain days
- Vendas Novas29 °C (84 °F) / 18 °C (64 °F), 5 rain days84 °F (29 °C) / 64 °F (18 °C), 5 rain days
- Viana do Castelo25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Vila Chã23 °C (73 °F) / 16 °C (61 °F), 7 rain days73 °F (23 °C) / 61 °F (16 °C), 7 rain days
- Vila do Bispo27 °C (81 °F) / 19 °C (66 °F), 5 rain days81 °F (27 °C) / 66 °F (19 °C), 5 rain days
- Vila do Conde25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Vila Franca de Xira27 °C (81 °F) / 18 °C (64 °F), 7 rain days81 °F (27 °C) / 64 °F (18 °C), 7 rain days
- Vila Nova de Famalicão26 °C (79 °F) / 16 °C (61 °F), 8 rain days79 °F (26 °C) / 61 °F (16 °C), 8 rain days
- Vila Nova de Foz Côa26 °C (79 °F) / 15 °C (59 °F), 4 rain days79 °F (26 °C) / 59 °F (15 °C), 4 rain days
- Vila Nova de Gaia25 °C (77 °F) / 15 °C (59 °F), 7 rain days77 °F (25 °C) / 59 °F (15 °C), 7 rain days
- Vila Real de Santo António27 °C (81 °F) / 19 °C (66 °F), 5 rain days81 °F (27 °C) / 66 °F (19 °C), 5 rain days
- Vila Real27 °C (81 °F) / 14 °C (57 °F), 7 rain days81 °F (27 °C) / 57 °F (14 °C), 7 rain days
- Vila Viçosa30 °C (86 °F) / 16 °C (61 °F), 5 rain days86 °F (30 °C) / 61 °F (16 °C), 5 rain days
- Viseu27 °C (81 °F) / 14 °C (57 °F), 7 rain days81 °F (27 °C) / 57 °F (14 °C), 7 rain days
Crowds and prices
- Crowds · Portugal
- Medium
- Prices · Portugal
- Medium
Compare two months
Weather, crowds and prices for any two months in Portugal, side by side.
Verdict
Sep: Great
Apr: Great
Crowds
Sep: Medium
Apr: Medium
Prices
Sep: Medium
Apr: Medium
Festivals listed
Sep: 0
Apr: 3
September: Warm sea, thinner crowds; grape harvest in the Douro.
April: Easter and 25 April (Freedom Day) bring domestic crowds; wildflowers in the south.
Portugal: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.
Where to go in September
Rated best or good this month
Lisbon and the centre
Best weather of the year (Lisbon, Sintra, Cascais, Óbidos, Coimbra)
Porto and the north
Best weather of the year (Porto, Braga, Guimarães, Douro Valley, Peneda-Gerês)
Alentejo
Best weather of the year (Évora, Monsaraz, Alentejo coast)
Algarve
Best weather of the year (Faro, Lagos, Tavira, Sagres)
Madeira
Best weather of the year (Funchal and the island)
Azores
Best weather of the year (São Miguel, Pico, Faial, Terceira)
Warm and calmer; best month for walking.
Best months: May–June, Sep–Oct
Best months: May–Sep
Best months: Mar–May, Sep–Oct
Best months: May–Jun, Sep–early Oct
Best months: Apr–Jun, Sep–Oct