Weather in フィンランド共和国 in 12月
Country-wide climate normals across 15 cities in フィンランド共和国.
How Hot Is フィンランド共和国 in 12月?
フィンランド共和国's small footprint means the cold is consistent: December averages -1°C, with Helsinki representative.
Sunshine in フィンランド共和国 in 12月
Dark, overcast days dominate フィンランド共和国 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 フィンランド共和国 In 12月?
Moderate rainfall defines フィンランド共和国'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 フィンランド共和国 Humid In 12月?
フィンランド共和国 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 フィンランド共和国 In 12月
Light breezes are typical across フィンランド共和国 in December: 19 kph in Helsinki, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Does It Snow In フィンランド共和国 In 12月?
Regular snowfall covers フィンランド共和国 in December: 4.4 snow days in Helsinki, with higher elevations and northern regions seeing even more. Plan around plowed roads and chained tires in mountain regions; lowland cities see lighter accumulation but still regular snow events.
Cloud Cover In フィンランド共和国 In 12月
Heavy overcast covers フィンランド共和国 in December: 81% cloud cover in Helsinki, with similar grey conditions in most regions. Direct sun is rare, and the pattern is persistent across the country. Coastal and northern regions feel especially heavy.