Month guide · São Pedro do Sul, Portugal
São Pedro do Sul in September: weather and what to expect
In September, São Pedro do Sul averages highs of 26°C and lows of 15°C, with about 8 rainy days and 79 mm of rain. Highs are 3°C cooler than in August and 5°C warmer than in October. Crowds in Centro are medium.
Is September a good time to visit?
Good for
No verdicts for São Pedro do Sul in September yet. They only use climate values that are precise enough to judge with.
Not ideal for
Nothing stands out as a weaker fit.
Daily highs through September
Town-level · ERA5-Land 1991-2020Highs fall about 5°C over the month. Nights below 10°C in about 1 in 2.
September in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in September 2027
No national or regional public holidays.
Local (municipal) holidays are not included.
Warmer in September
Where is warm in September →| Place | High | Rain days | From São Pedro do Sul |
|---|---|---|---|
| Alferrarede, Oeste e Vale do Tejo | 28°C | 5 | 142 km |
| Vila Velha de Ródão, Centro | 28°C | 5 | 127 km |
| Tomar, Oeste e Vale do Tejo | 28°C | 5 | 131 km |
| Sardoal, Oeste e Vale do Tejo | 27°C | 5 | 136 km |
| Madalena (Tomar), Oeste e Vale do Tejo | 27°C | 5 | 135 km |
The nearest towns with a warmer September. Distances are in a straight line.
How September is changing
Town-level · ERA5-LandSeptember highs are 2.1°C warmer than in 1991-2000, and September rainfall is down about 30% (2016-2025 against 1991-2000). Days above 30°C in September went from 3.3 to 5.7 a year on average.
Questions about São Pedro do Sul in September
How warm is São Pedro do Sul in September?
Average highs are 26°C and lows 15°C. August averages 29°C and October 21°C.
Does it rain much in São Pedro do Sul in September?
About 8 days have at least 1 mm of rain, with 79 mm in total over the month.
Is São Pedro do Sul busy in September?
In September 2025, nights booked through online platforms in Centro were about 40% of the busiest month, which we count as medium. The figure is for the whole region and leaves out hotels.
How long are the days in São Pedro do Sul in September?
About 12 h 32 min from sunrise to sunset in the middle of the month.
Sources
Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology