Table below will help you to find the best place for your vacation in Finland in May. Find the place with less rains and more sun. We also provide information about sea water temperature for marine resort.

Place name	Air temp day / night		Cloudiness	Rainy days (precipitation)	Sunny hours
Espoo	58.3°F	45.8°F	40.9%	-	11 h. 12 min.
Hameenlinna	59.8°F	44.8°F	44.0%	-	10 h. 49 min.
Helsinki	54.7°F	45.5°F	40.2%	-	11 h. 18 min.
Imatra	57.2°F	44.5°F	51.9%	-	9 h. 24 min.
Joensuu	51.4°F	42.5°F	55.3%	-	9 h. 0 min.
Juvaskyla	58.2°F	44.4°F	49.3%	-	10 h. 2 min.
Kemi	43.9°F	38.4°F	52.0%	-	10 h. 14 min.
Koli National Park	49.5°F	41.2°F	58.4%	1 day (0.8 in.)	8 h. 33 min.
Kotka	49.3°F	44.7°F	46.7%	-	10 h. 14 min.
Kouvola	58.4°F	45.6°F	48.4%	-	10 h. 1 min.
Kuopio	52.1°F	42.9°F	54.7%	1 day (0.6 in.)	9 h. 10 min.
Lahti	59.5°F	45.4°F	46.0%	-	10 h. 26 min.
Lappeenranta	56.3°F	45.0°F	50.3%	-	9 h. 40 min.
Levi	47.1°F	36.0°F	65.9%	-	7 h. 10 min.
Mikkeli	57.8°F	44.6°F	52.5%	-	9 h. 23 min.
Oulu	47.4°F	40.5°F	53.9%	1 day (0.6 in.)	9 h. 41 min.
Pori	52.1°F	44.3°F	34.3%	-	12 h. 32 min.
Porvoo	51.1°F	44.8°F	43.2%	-	10 h. 48 min.
Rovaniemi	50.5°F	39.6°F	60.2%	1 day (0.8 in.)	8 h. 16 min.
Ruka	48.0°F	37.8°F	69.5%	-	6 h. 54 min.
Saariselka	44.2°F	35.7°F	67.5%	-	7 h. 42 min.
Savolinna	54.1°F	43.7°F	53.6%	-	9 h. 15 min.
Seinajoki	56.0°F	43.6°F	38.9%	-	12 h. 0 min.
Tahko	55.6°F	43.0°F	58.5%	-	8 h. 34 min.
Tampere	59.6°F	44.5°F	43.2%	-	11 h. 0 min.
Turku	55.9°F	45.1°F	37.3%	-	11 h. 51 min.
Vaasa	47.7°F	42.8°F	39.4%	-	12 h. 1 min.
Vantaa	58.9°F	45.8°F	41.6%	-	11 h. 6 min.
Vuokatti	53.5°F	41.8°F	62.5%	1 day (0.8 in.)	7 h. 56 min.

* Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Winter weather

Spring weather

Summer weather

Autumn weather

Name

°F

Vaasa