What is the weather like in Montego Bay vs San Juan in December?

In December, Montego Bay averages 31°C high / 23°C low with about 44 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.

Montego Bay vs San Juan in December

Montego Bay is the better pick in December — 89 vs 73 on SeasonMap's comfort score. Montego Bay is sweltering, a little rain, clean air, while San Juan is hot, a little rain, clean air.

Montego Bay vs San Juan — December climate, side by side

	🇯🇲 Montego Bay	🇵🇷 San Juan
Comfort score	89/100 (A)	73/100 (B)
Feels-like high	35°C	32°C
Avg high / low	31° / 23°	30° / 23°
Rainfall	44 mm	80 mm
Rainy days	13	12
Humidity	82%	82%
Air quality (AQI)	32	32

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

Month by month

Montego Bay vs San Juan in December — FAQ

Is December better in Montego Bay or San Juan?: Montego Bay is the better pick in December — 89 vs 73 on SeasonMap's comfort score. Montego Bay is sweltering, a little rain, clean air, while San Juan is hot, a little rain, clean air.
What is the weather like in Montego Bay vs San Juan in December?: In December, Montego Bay averages 31°C high / 23°C low with about 44 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.