Weather in 올란드 제도 in 12월
Country-wide climate normals across 15 cities in 올란드 제도.
How Hot Is 올란드 제도 in 12월?
올란드 제도's small footprint means the cold is consistent: December averages 3°C, with Mariehamn representative.
Sunshine in 올란드 제도 in 12월
Persistent cloud and grey skies define 올란드 제도's December: about 0.8h of sun a day in Mariehamn. Daylight is in short supply too, running from 9:35 am to 3:35 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In 올란드 제도 In 12월?
Typical December rainfall covers 올란드 제도: about 56mm in Mariehamn across 13 days, with wetter conditions in coastal regions and drier conditions inland. Expect showers about half the days, but extended dry stretches between them. The pattern is variable but predictable.
Is 올란드 제도 Humid In 12월?
Saturated air defines 올란드 제도'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 올란드 제도 In 12월
Persistent breeze shapes 올란드 제도'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 올란드 제도 In 12월?
Light snow occasionally falls across 올란드 제도 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 올란드 제도 In 12월
Heavy overcast covers 올란드 제도 in December: 78% cloud cover in Mariehamn, 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.