Weather in Helsinki in September

The weather in Helsinki in September is relatively comfortable for a trip in terms of degrees (10-14), but it might be rainy (around 13 rainfall days) so it is important to prepare yourself with an umbrella and raincoat.
Avg Temp
10° - 14°
Avg Rainy Days
13
Avg Dry Days
17
Avg Snow Days
0

Weather Facts - Helsinki in September

* The warmest temperature recorded in in September is 23°C
* The coldest temperature recorded in Helsinki in September is 3°C
* The average rainfall in Helsinki in September is 46 mm

Average Temperature in Helsinki