What is the weather like in Castries vs Gustavia in September?

In September, Castries averages 32°C high / 25°C low with about 115 mm of rain; Gustavia averages 29°C high / 27°C low with about 128 mm.

Castries vs Gustavia in September

Castries and Gustavia are nearly tied in September — 83 vs 81 on SeasonMap's comfort score. Castries is sweltering, rainy, clean air; Gustavia is hot, rainy, clean air.

Castries vs Gustavia — September climate, side by side

	🇱🇨 Castries	Gustavia
Comfort score	83/100 (A)	81/100 (A)
Feels-like high	37°C	33°C
Avg high / low	32° / 25°	29° / 27°
Rainfall	115 mm	128 mm
Rainy days	19	18
Humidity	77%	81%
Air quality (AQI)	32	38

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

Month by month

Castries vs Gustavia in September — FAQ

Is September better in Castries or Gustavia?: Castries and Gustavia are nearly tied in September — 83 vs 81 on SeasonMap's comfort score. Castries is sweltering, rainy, clean air; Gustavia is hot, rainy, clean air.
What is the weather like in Castries vs Gustavia in September?: In September, Castries averages 32°C high / 25°C low with about 115 mm of rain; Gustavia averages 29°C high / 27°C low with about 128 mm.