What are the hottest months to visit Helsinki in?
The months with highest temperature in Helsinki are July with 21.4°C and June with 21.1°C See Chart
What are the coolest months to visit Helsinki in?
The months with lowest temperature in Helsinki are January with -7.7°C and March with -2.3°C See Chart
What months have the most rainfall to visit Helsinki in?
The months with most rain in Helsinki are October with 2.7mm and November with 2.4mm See Chart
What months have the least rainfall to visit Helsinki in?
The months with least rain in Helsinki are April with 0.2mm and June with 0.5mm See Chart
What are the most humid months to visit Helsinki in?
The months with most humidity in Helsinki are January with 88.0 % and December with 87.9 % See Chart
What are the least humid months to visit Helsinki in?
The months with least humidity in Helsinki are April with 59.0 % and June with 66.4 % See Chart
What months have the most wind in Helsinki?
The most windy months in Helsinki are February with 27.4 km/h and March with 25.3 km/h See Chart
What months have the least wind in Helsinki?
The least windy months in Helsinki are April with 18.5 km/h and October with 20.5 km/h See Chart
Which months have the most cloud cover in Helsinki?
The most windy months in Helsinki are November with 78.7 % and December with 76.2 % See Chart
Which months have the least cloud cover in Helsinki?
The least windy months in Helsinki are April with 28.4 % and June with 30.5 % See Chart
Temperature by months in Helsinki
Rain precipitation by months in Helsinki
Humidity by months in Helsinki
Wind speed by months in Helsinki
| Month | Wind Speed | Wind Type | Sea conditions | Wave height |
|---|---|---|---|---|
| January | 27.4 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| February | 25.3 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| March | 24.0 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| April | 23.0 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| May | 22.9 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| June | 22.4 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| July | 22.2 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| August | 21.2 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| September | 20.7 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| October | 20.5 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| November | 20.5 (km/h) | fresh breeze | moderate waves taking a more pronounced long form; many white horses are formed & chance of some spray | 2 - 3 m |
| December | 18.5 (km/h) | moderate breeze | small waves becoming longer & fairly frequent white horses | 1 - 2 m |