The weather in Portalegre in September is hot. The average temperatures are between 17°C and 31°C. Usually the days in September are hot while the nights are a bit cooler.
You can expect a few rainy days in Portalegre during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Portalegre in September 2025.
If you’re planning to visit Portalegre in the near future, we highly recommend that you review the 14 day weather forecast for Portalegre before you arrive.
Temperatures
31° / 17°
Rainy Days
2
Snowy Days
0
Dry Days
28
Rainfall
25
mm
Sun Hours
11.5
Hrs
