What is the weather like in Cozumel vs Isla Mujeres in December?

In December, Cozumel averages 29°C high / 21°C low with about 81 mm of rain; Isla Mujeres averages 28°C high / 21°C low with about 63 mm.

Cozumel vs Isla Mujeres in December

Cozumel and Isla Mujeres are nearly tied in December — 84 vs 87 on SeasonMap's comfort score. Cozumel is hot, rainy, clean air; Isla Mujeres is hot, a little rain, clean air.

Cozumel vs Isla Mujeres — December climate, side by side

	🇲🇽 Cozumel	🇲🇽 Isla Mujeres
Comfort score	84/100 (A)	87/100 (A)
Feels-like high	31°C	31°C
Avg high / low	29° / 21°	28° / 21°
Rainfall	81 mm	63 mm
Rainy days	14	12
Humidity	73%	80%
Air quality (AQI)	42	42

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

Month by month

Cozumel vs Isla Mujeres in December — FAQ

Is December better in Cozumel or Isla Mujeres?: Cozumel and Isla Mujeres are nearly tied in December — 84 vs 87 on SeasonMap's comfort score. Cozumel is hot, rainy, clean air; Isla Mujeres is hot, a little rain, clean air.
What is the weather like in Cozumel vs Isla Mujeres in December?: In December, Cozumel averages 29°C high / 21°C low with about 81 mm of rain; Isla Mujeres averages 28°C high / 21°C low with about 63 mm.