Weather in Šrilanka in decembris
Country-wide climate normals across 15 cities in Šrilanka.
How Hot Is Šrilanka in decembris?
Šrilanka sees consistently hot December weather — average highs of 29°C, average lows of 24°C, with minimal regional differences. Whether you're in Colombo or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Šrilanka in decembris
Dark, overcast days dominate Šrilanka in December — Colombo sees just 1.9h 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 Šrilanka In decembris?
Heavy seasonal rains saturate Šrilanka in December — Colombo averages 210mm of rain across 19 days, with downpours an almost daily feature. The pattern is consistent across most regions, particularly along monsoon-affected coasts. Expect torrential afternoon storms followed by humid heat.
Is Šrilanka Humid In decembris?
Saturated air defines Šrilanka's December: humidity at 80% in Colombo, 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 Šrilanka In decembris
Gentle steady winds define Šrilanka's December: Colombo averages 17 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Šrilanka In decembris
Šrilanka sees mostly cloudy weather through December: Colombo averages 70% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.