What is the weather like in Cozumel vs Kauai in September?

In September, Cozumel averages 32°C high / 24°C low with about 132 mm of rain; Kauai averages 26°C high / 21°C low with about 39 mm.

Cozumel vs Kauai in September

Kauai is the better pick in September — 93 vs 79 on SeasonMap's comfort score. Kauai is warm, a little rain, clean air, while Cozumel is sweltering, rainy, clean air.

Cozumel vs Kauai — September climate, side by side

	Cozumel	Kauai
Comfort score	79/100 (B)	93/100 (S)
Feels-like high	38°C	28°C
Avg high / low	32° / 24°	26° / 21°
Rainfall	132 mm	39 mm
Rainy days	20	14
Humidity	80%	76%
Air quality (AQI)	33	22

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

Cozumel vs Kauai in September — FAQ

Is September better in Cozumel or Kauai?: Kauai is the better pick in September — 93 vs 79 on SeasonMap's comfort score. Kauai is warm, a little rain, clean air, while Cozumel is sweltering, rainy, clean air.
What is the weather like in Cozumel vs Kauai in September?: In September, Cozumel averages 32°C high / 24°C low with about 132 mm of rain; Kauai averages 26°C high / 21°C low with about 39 mm.