Weather in IJsland in december
Country-wide climate normals across 15 cities in IJsland.
How Hot Is IJsland in december?
Winter touches all of IJsland uniformly: typical 1°C highs from Ísafjörður to Vestmannaeyjar.
Sunshine in IJsland in december
IJsland sees limited sun in December: just 0.8h a day in Reykjavík, with heavy cloud cover common across most regions. Daylight runs from 11:10 am to 3:35 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In IJsland In december?
Heavy rain shapes IJsland's December: Reykjavík averages 142mm across 18 days, and most regions of the country see similar persistent wet conditions. Long sunny stretches are rare. Expect rain on roughly two out of every three days.
Is IJsland Humid In december?
IJsland is enveloped in tropical-thick humidity through December: Reykjavík averages 78%, 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 IJsland In december
IJsland sees consistent breezes in December — averaging 29 kph in Reykjavík, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Does It Snow In IJsland In december?
IJsland's December brings reliable snow: Reykjavík averages 5.6 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 IJsland In december
Cloudy skies dominate IJsland in December — 74% cover in Reykjavík, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.