Temperatures vary more during the year in the north (-10° in January, 18° in July) than in the center and in the south (-5° in January, 20° in July). Rainfall is higher in the south (600 to 700 mm per year) than in the north (400 mm per year).
Central and southern Finland
Winter (November to March)
Temperatures drop from November (0 to 2°) until January (-5°) and then rise until March (0 to 2°). Rainfall is low but snow is abundant.
Spring (April to May)
Temperatures are cool (6° in April, 13° in May) and rainfall is low.
Summer (June to August)
Temperatures are constant (17 to 20°) and rainfall is moderate.
Autumn (September to October)
Temperatures progressively drop (12° in September, 6° in October) and rainfall is moderate. The first snow falls in October.
Northern Finland (Lapland)
Winter (October to April)
Temperatures drop form October (2°) to January (-11°) and then rise slowly until March (2°). They sometimes reach -30°. The sun does not rise above the horizon during fifty days (December-January). Snow is abundant.
Spring (May to June)
Temperatures rise rapidly (7° in May, 15° in June) and rainfall is low. The sun stays constantly above the horizon in June.
Summer (July to August)
Temperatures range between 15 and 18° (they reach 25° during five to ten days). Rainfall is moderate and the sun shines nine to ten hours a day.
Temperatures are cool (10°), rainfall is moderate and the first snow falls.
Helsinki (Capital of Finland)
Finland weather (more cities)
Capevale travel guide - Climate & weather Finland © 2015 Cestanet inc. All rights reserved