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

In September, Basseterre averages 32°C high / 26°C low with about 134 mm of rain; Castries averages 32°C high / 25°C low with about 115 mm.

Basseterre vs Castries in September

Castries is the better pick in September — 83 vs 79 on SeasonMap's comfort score. Castries is sweltering, rainy, clean air, while Basseterre is sweltering, rainy, clean air.

Basseterre vs Castries — September climate, side by side

	Basseterre	🇱🇨 Castries
Comfort score	79/100 (B)	83/100 (A)
Feels-like high	37°C	37°C
Avg high / low	32° / 26°	32° / 25°
Rainfall	134 mm	115 mm
Rainy days	18	19
Humidity	80%	77%
Air quality (AQI)	32	32

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

Month by month

Basseterre vs Castries in September — FAQ

Is September better in Basseterre or Castries?: Castries is the better pick in September — 83 vs 79 on SeasonMap's comfort score. Castries is sweltering, rainy, clean air, while Basseterre is sweltering, rainy, clean air.
What is the weather like in Basseterre vs Castries in September?: In September, Basseterre averages 32°C high / 26°C low with about 134 mm of rain; Castries averages 32°C high / 25°C low with about 115 mm.