Weather in オーランド諸島 in 12月
Country-wide climate normals across 15 cities in オーランド諸島.
How Hot Is オーランド諸島 in 12月?
オーランド諸島's small footprint means the cold is consistent: December averages 3°C, with Mariehamn representative.
Sunshine in オーランド諸島 in 12月
Limited sunshine and short daylight define オーランド諸島's December: Mariehamn averages just 0.8h of direct sun, with the sun up between 9:35 am and 3:35 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In オーランド諸島 In 12月?
オーランド諸島 sees moderate rainfall in December — Mariehamn averages 56mm across 13 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's December weather mixes sunny stretches with regular shower spells.
Is オーランド諸島 Humid In 12月?
Saturated air defines オーランド諸島's December: humidity at 81% in Mariehamn, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In オーランド諸島 In 12月
Persistent breeze shapes オーランド諸島's December: 34 kph in Mariehamn, with consistent wind across the country. The conditions are ideal for sailing and other wind sports, but can be disruptive for fine outdoor work.
Does It Snow In オーランド諸島 In 12月?
Light snow occasionally falls across オーランド諸島 in December — averaging 0.9 days in Mariehamn, with higher elevations seeing more. Coastal and southern regions may see none at all, while inland and mountain areas catch most of the snow. The pattern is brief and patchy rather than sustained.
Cloud Cover In オーランド諸島 In 12月
オーランド諸島's December is dominated by overcast skies: Mariehamn averages 78% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.