Weather in Finland in Disember
Country-wide climate normals across 15 cities in Finland.
How Hot Is Finland in Disember?
Finland's small footprint means the cold is consistent: December averages -1°C, with Helsinki representative.
Sunshine in Finland in Disember
Dark, overcast days dominate Finland in December — Helsinki sees just 0.7h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Finland In Disember?
Moderate rainfall defines Finland's December: Helsinki averages 57mm across 13 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is Finland Humid In Disember?
Finland is enveloped in tropical-thick humidity through December: Helsinki averages 90%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Finland In Disember
Gentle steady winds define Finland's December: Helsinki averages 19 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Does It Snow In Finland In Disember?
Finland's December brings reliable snow: Helsinki averages 4.4 days of snowfall, and the pattern is similar or heavier across the colder regions. Winter conditions dominate most of the country, with sustained snow cover in northern and mountain areas.
Cloud Cover In Finland In Disember
Finland's December is dominated by overcast skies: Helsinki averages 81% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.