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Portugal weather in September 2025
Expect 27°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Portugal in September. Check more long-term weather averages for Portugal in September before you book your next holiday to Portugal in 2025/2026.
- 27°C max day temperature
27 - 9 hours of sunshine per day
- 6 days with some rainfall
6 - 17°C min night temperature
17 - 12 hours of daylight per day
12 - Low heat & humidity
L - 26 mm of monthly rainfall
26 - 6 (High) UV index
6 - 19°C sea temperature
19
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The September weather guide for Portugal (Lisbon) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Portugal destinations
Below are average maximum temperatures at popular countries, regions and places in Portugal in September. Select a holiday destination to see more weather parameters.
All Portugal regions
All Portugal destinations
- Acoteias, Algarve
- Albufeira, Algarve
- Alcantarilha, Algarve
- Almancil, Algarve
- Alte, Algarve
- Altura, Algarve
- Alvor, Algarve
- Armacao de Pera, Algarve
- Balaia, Algarve
- Boliqueime, Algarve
- Bordeira, Algarve
- Branqueira, Algarve
- Calheia, Madeira
- Canico, Madeira
- Carvoeiro, Algarve
- Cascais
- Cerro d'Aguia, Algarve
- Coimbra
- Corvo, Azores
- Estoi, Algarve
- Estoril
- Evora
- Faial, Azores
- Faro, Algarve
- Ferragudo, Algarve
- Ferreiras, Algarve
- Flores, Azores
- Funchal, Madeira
- Gale, Algarve
- Goldra, Algarve
- Graciosa, Azores
- Guia, Algarve
- Lagoa, Algarve
- Lagos, Algarve
- Lisbon
- Loule, Algarve
- Luz, Algarve
- Machico, Madeira
- Manta Rota, Algarve
- Moncarapacho, Algarve
- Monchique, Algarve
- Monte Gordo, Algarve
- Montechoro, Algarve
- Montinhos Da Luz, Algarve
- Olhao, Algarve
- Pico, Azores
- Ponta Delgada, Sao Miguel, Azores
- Ponta Do Sol, Madeira
- Porches, Algarve
- Portimao, Algarve
- Porto
- Porto Moniz, Madeira
- Porto Santo, Madeira
- Prahia de Olhos d'Aqua, Algarve
- Praia Da Falesia, Algarve
- Praia Da Luz, Algarve
- Praia Da Marinha, Algarve
- Praia Da Oura, Algarve
- Praia Da Rocha, Algarve
- Praia Do Vau, Algarve
- Quarteira, Algarve
- Quinta do Lago, Algarve
- Ribeira Brava, Madeira
- Ribeira Grande, Sao Miguel, Azores
- Sagres, Algarve
- Santa Barbara de Nexe, Algarve
- Santa Cruz, Madeira
- Santa Maria, Azores
- Santana, Madeira
- Santo da Serra, Madeira
- Sao Bras, Algarve
- Sao Joao, Algarve
- Sao Jorge, Azores
- Sao Rafael, Algarve
- Sao Vicente, Madeira
- Sesmarias, Algarve
- Silves, Algarve
- Tavira, Algarve
- Terceira, Azores
- Vale de Garrao, Algarve
- Vale de Parra, Algarve
- Vale Do Lobo, Algarve
- Vilamoura, Algarve
Metric (°C / mm) | Imperial (°F / inches)
More about Portugal
How hot is it in Portugal in September?
Daytime temperatures usually reach 27°C in Lisbon, Portugal in September with low heat and humidity, falling to 17°C at night.
How sunny is it in Portugal in September?
There are normally 9 hours of bright sunshine each day in Lisbon, Portugal in September - that's 68% of daylight hours.
How warm is the sea around Portugal in September?
The average sea temperature around Lisbon, Portugal in September is 19°C.
Does it rain in Portugal in September?
There are usually 6 days with some rain in Lisbon, Portugal in September and the average monthly rainfall is 26mm.
Portugal September sunrise & sunset times
Browse the sunrise and sunset times for Portugal in September 2025. Select a month to view Portugal sunrise and sunset times for the next 12 months. The Portugal sunrise and sunset times shown below are for Lisbon.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 06:06 | 19:07 |
| Monday, 15th September 2025 | 06:18 | 18:45 |
| Tuesday, 30th September 2025 | 06:32 | 18:21 |
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