What is the weather like in Mirissa vs Trincomalee in September?

In September, Mirissa averages 29°C high / 25°C low with about 191 mm of rain; Trincomalee averages 34°C high / 25°C low with about 47 mm.

Mirissa vs Trincomalee in September

Trincomalee is the better pick in September — 85 vs 76 on SeasonMap's comfort score. Trincomalee is sweltering, a little rain, clean air, while Mirissa is hot, soaked, clean air.

Mirissa vs Trincomalee — September climate, side by side

	🇱🇰 Mirissa	🇱🇰 Trincomalee
Comfort score	76/100 (B)	85/100 (A)
Feels-like high	33°C	37°C
Avg high / low	29° / 25°	34° / 25°
Rainfall	191 mm	47 mm
Rainy days	27	9
Humidity	86%	70%
Air quality (AQI)	40	29

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

Month by month

Mirissa vs Trincomalee in September — FAQ

Is September better in Mirissa or Trincomalee?: Trincomalee is the better pick in September — 85 vs 76 on SeasonMap's comfort score. Trincomalee is sweltering, a little rain, clean air, while Mirissa is hot, soaked, clean air.
What is the weather like in Mirissa vs Trincomalee in September?: In September, Mirissa averages 29°C high / 25°C low with about 191 mm of rain; Trincomalee averages 34°C high / 25°C low with about 47 mm.