Climate of Uusimaa, Finland
Area-weighted average across Uusimaa. For where people actually live and travel, see the cities below.
Uusimaa, a subdivision of Finland, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from -6.5°C / 20.3°F in February to 16.6°C / 61.9°F in July, with rainfall from 34 mm / 1.3 in to 79 mm / 3.1 in depending on the season (669 mm / 26.3 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -5.7°C21.7°F | 50 mm2″ | Snowy |
| February | -6.5°C20.3°F | 37 mm1.5″ | Snowy |
| March | -2.4°C27.7°F | 40 mm1.6″ | Snowy |
| April | 2.8°C37°F | 37 mm1.5″ | — |
| May | 9.7°C49.5°F | 34 mm1.3″ | — |
| June | 14.5°C58.1°F | 49 mm1.9″ | Sunny & Mild |
| July | 16.6°C61.9°F | 71 mm2.8″ | — |
| August | 15°C59°F | 79 mm3.1″ | — |
| September | 9.9°C49.8°F | 67 mm2.6″ | — |
| October | 5.1°C41.2°F | 72 mm2.8″ | — |
| November | 0.2°C32.4°F | 72 mm2.8″ | Snowy |
| December | -3.5°C25.7°F | 61 mm2.4″ | Snowy |
Frequently asked questions
What is the best time to visit Uusimaa?
The best months to visit Uusimaa, Finland for sunny, dry weather are June. The warmest month is July at an area-wide average of 16.6°C / 61.9°F, and the driest is May with about 34 mm / 1.3 in of rainfall.
What is the climate of Uusimaa?
Uusimaa, Finland has area-weighted monthly average temperatures ranging from -6.5°C / 20.3°F in February to 16.6°C / 61.9°F in July. Annual rainfall averages about 669 mm / 26.3 in, with the wettest month being August (79 mm / 3.1 in) and the driest May (34 mm / 1.3 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Uusimaa?
The hottest month in Uusimaa is July, with an area-wide average temperature of 16.6°C / 61.9°F.
What is the coldest month in Uusimaa?
The coldest month in Uusimaa is February, with an area-wide average temperature of -6.5°C / 20.3°F.
When does it rain most in Uusimaa?
The wettest month in Uusimaa is August, averaging about 79 mm / 3.1 in of rainfall. The driest is May with about 34 mm / 1.3 in.