The climate in Västerhaninge during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Västerhaninge and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 9°C (48°F) is normal.
Daytime temperature | 15.2°C 59.4°F |
---|---|
Nightly temperature | 9°C 48.2°F |
Average temperature | 12.1°C 53.8°F |
Daily sunshine | 5 hrs |
Avg rainfall | 49 mm 1.9 ins |
Rainy days | 14 days |
Sea temperature | 13.9°C 57°F |
Humidity | 79% |
Windspeed | 15.8kph 10 mph |
On average September is the 3rd wettest month of the year in Västerhaninge with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Västerhaninge in September 2025.
Best places to visit in September
Hottest month: | July | 21.3°C 70.3°F |
---|---|---|
Driest month: | March | 23mm 0.9ins |
Sunniest month: | June | 9.9hrs |
Coldest month: | February | -0.6°C 30.9°F |
Wettest month: | July | 57mm 2.2ins |