Portugal in september: average Weather, Temperature and Climate, Where to go?
Weather in Portugal in september 2025
Here, find the the weather forecast for the month of september for most popular cities in Portugal. These datas are statistics for september from weather reports for over 10 years. The percentage indicates the probability of having the weather mentioned.
Average weather in september in Lisbon
perfect weather UV index: 6
Weather at 6am
65°F
Clear/Sunny
58% of time
22%
7%
7%
Weather at 12pm
79°F
Clear/Sunny
73% of time
13%
8%
4%
Weather at 6pm
74°F
Clear/Sunny
74% of time
14%
7%
3%
Weather at 3am
67°F
59%
22%
10%
7%
Where to go in Portugal in september?
Where to go in Portugal in september: destination map
Where to go in each region in september?
| Alentejo (Evora, Sines, Beja...) | 76°F to 88°F | 1 à 2 days | 68°F to 70°F | perfect weather |
| Algarve (Faro (Algarve), Albufeira, Lagos...) | 74°F to 79°F | 0 à 2 days | 70°F to 72°F | perfect weather |
| Central Portugal (Lisbon, Aveiro, Coimbra...) | 74°F to 86°F | 2 à 3 days | 65°F to 68°F | perfect weather |
| Northern Portugal (Porto, Viana do Castelo, Amarante...) | 74°F to 83°F | 2 à 4 days | 65°F to 67°F | perfect weather* |
Where should you go in Portugal in september when it comes to the weather?
Remember:
The climate in Portugal in september ranges from perfect to good depending on the region and city.
Aside from the Madeira Archipelago, which experiences different climatic conditions than those of the Iberian Peninsula, the whole Portuguese territory enjoys the characteristics that favor a splendid climate throughout September in Portugal. The heat which gradually decreases, provokes sensations of exceptional comfort and this, in spite of a discrete renewal of rain.
September in Lisbon, Porto and Northern Portugal
Despite the reduction in the number of sunny days, the climate in Lisbon like that of Porto presents ideal conditions, such as the comfortable warmth for a perfect holiday in the sun. It is for this reason that the month of September is acclaimed by those who want to prolong their summer holidays.
September in Faro (Algarve) and Southern Portugal
The weather in the Algarve or more precisely in Faro, becomes ideal after the fall in temperatures in the middle of the day. For this reason, over the days, the heat becomes pleasant once again. Despite the discrete rain, the weather is nice and the conditions are ideal for all kinds of tourist activities.
September in the Madeira Archipelago
Despite some cloud coverings that occur frequently during the first twenty days, the weather in Portugal throughout September on the archipelago of Madeira allows to spend good times with loved ones: the heat is pleasant all day!
Climate in Portugal in september
Climate in Lisbon in september
In the month of september, maximum temperature is 81°F and minimum temperature is 65°F (for an average temperature of 72°F). The climate comfortable in this city in the month of september. With 1.9in over 3 days, rain may be scarce throughout your vacations.
With a perfect weather, september is an advisable time to go in Lisbon.
| September | |||
| Average temperature | 72°F | ||
| Highest temperature | 81°F | ||
| Lowest temperature | 65°F | ||
| Sea temperature | 68°F | ||
| Rainfall | 1.9in | ||
| Number of days with rainfall | 3 day(s) (9%) | ||
| Humidity | 82% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 18% | ||
| Length of day | 12:26 | ||
| Our opinion at whereandwhen.net | perfect |
Climate in Albufeira in september
In the month of september, maximum temperature is 79°F and minimum temperature is 68°F (for an average temperature of 74°F). The climate quite comfortable in this city in this month. With barely 0.5in over 1 days, the rain will not be a problem during your journey.
With a perfect climate, september is a recommended time to go in this locality.
| September | |||
| Average temperature | 74°F | ||
| Highest temperature | 79°F | ||
| Lowest temperature | 68°F | ||
| Sea temperature | 71°F | ||
| Rainfall | 0.5in | ||
| Number of days with rainfall | 1 day(s) (2%) | ||
| Humidity | 77% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 14% | ||
| Length of day | 12:25 | ||
| Our opinion at whereandwhen.net | perfect |
Climate in Aveiro in september
In the month of september, maximum temperature is 79°F and minimum temperature is 63°F (for an average temperature of 70°F). The climate is comfortable in that locality in september. With 2.5in over 2 days, rain may be scarce throughout your stay.
With a perfect climate, september is an advisable month to go in this city in Portugal.
| September | |||
| Average temperature | 70°F | ||
| Highest temperature | 79°F | ||
| Lowest temperature | 63°F | ||
| Sea temperature | 65°F | ||
| Rainfall | 2.5in | ||
| Number of days with rainfall | 2 day(s) (8%) | ||
| Humidity | 81% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 21% | ||
| Length of day | 12:28 | ||
| Our opinion at whereandwhen.net | perfect |
Climate in Coimbra in september
In september, maximum temperature is 83°F and minimum temperature is 59°F (for an average temperature of 72°F). The climate is quite pleasant here in september. With barely 2.4in over 3 days, rainfall is infrequent during your journey.
With ideal weather conditions, september is an advisable time to go in this locality in Portugal.
| September | |||
| Average temperature | 72°F | ||
| Highest temperature | 83°F | ||
| Lowest temperature | 59°F | ||
| Rainfall | 2.4in | ||
| Number of days with rainfall | 3 day(s) (10%) | ||
| Humidity | 82% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 25% | ||
| Length of day | 12:28 | ||
| Our opinion at whereandwhen.net | perfect |
Climate in Faro (Algarve) in september
In the month of september, maximum temperature is 79°F and minimum temperature is 70°F (for an average temperature of 74°F). The climate quite nice in this city in this month. With about 0.4in over 1 days, rainfall is infrequent during your trip.
With ideal weather conditions, september is an advisable month to go in that area.
| September | |||
| Average temperature | 74°F | ||
| Highest temperature | 79°F | ||
| Lowest temperature | 70°F | ||
| Sea temperature | 71°F | ||
| Rainfall | 0.4in | ||
| Number of days with rainfall | 1 day(s) (2%) | ||
| Humidity | 76% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 15% | ||
| Length of day | 12:25 | ||
| Our opinion at whereandwhen.net | perfect |
All cities in Portugal in september
| Lisbon in september | perfect weather |
| Albufeira in september | perfect weather |
| Aveiro in september | perfect weather |
| Coimbra in september | perfect weather |
| Faro (Algarve) in september | perfect weather |
| Fatima in september | perfect weather |
| Lagos in september | perfect weather |
| Porto in september | perfect weather |
| Viana do Castelo in september | perfect weather |
| Amarante in september | perfect weather |
| Beja in september | perfect weather |
| Cascais in september | perfect weather |
| Evora in september | perfect weather |
| Portimao in september | perfect weather |
| Praia de Mira in september | perfect weather |
| Sines in september | perfect weather |
| Sintra in september | perfect weather |
| Alcobaça in september | perfect weather |
| Aljezur in september | perfect weather |
| Altura in september | perfect weather |
| Arganil in september | perfect weather |
| Caminha in september | perfect weather |
| Carvoeiro in september | perfect weather |
Weather data for Portugal in september:
Weather data for Portugal in september is derived from an average of the weather forecast since 2009 in Portugal. There is a margin of error and these forecasts are to be considered as general information only. The weather in Portugal can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Portugal.