Colombo vs Mirissa in December

Mirissa is the better pick in December — 78 vs 64 on SeasonMap's comfort score. Mirissa is sweltering, soaked, muggy air, while Colombo is sweltering, rainy, muggy air.

Colombo vs MirissaDecember climate, side by side

ColomboMirissa
Comfort score64/100 (C)78/100 (B)
Feels-like high36°C36°C
Avg high / low31° / 24°30° / 24°
Rainfall147 mm180 mm
Rainy days1621
Humidity82%85%
Air quality (AQI)7457

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Colombo vs Mirissa in December — FAQ

Is December better in Colombo or Mirissa?
Mirissa is the better pick in December — 78 vs 64 on SeasonMap's comfort score. Mirissa is sweltering, soaked, muggy air, while Colombo is sweltering, rainy, muggy air.
What is the weather like in Colombo vs Mirissa in December?
In December, Colombo averages 31°C high / 24°C low with about 147 mm of rain; Mirissa averages 30°C high / 24°C low with about 180 mm.