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

In September, Cozumel averages 32°C high / 24°C low with about 132 mm of rain; Mérida averages 34°C high / 24°C low with about 118 mm.

Cozumel vs Mérida in September

Cozumel is the better pick in September — 79 vs 61 on SeasonMap's comfort score. Cozumel is sweltering, rainy, clean air, while Mérida is sweltering, rainy, clean air.

Cozumel vs Mérida — September climate, side by side

	🇲🇽 Cozumel	🇲🇽 Mérida
Comfort score	79/100 (B)	61/100 (C)
Feels-like high	38°C	41°C
Avg high / low	32° / 24°	34° / 24°
Rainfall	132 mm	118 mm
Rainy days	20	19
Humidity	80%	80%
Air quality (AQI)	33	44

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

Month by month

Cozumel vs Mérida in September — FAQ

Is September better in Cozumel or Mérida?: Cozumel is the better pick in September — 79 vs 61 on SeasonMap's comfort score. Cozumel is sweltering, rainy, clean air, while Mérida is sweltering, rainy, clean air.
What is the weather like in Cozumel vs Mérida in September?: In September, Cozumel averages 32°C high / 24°C low with about 132 mm of rain; Mérida averages 34°C high / 24°C low with about 118 mm.