What is the weather like in Dubai vs San Juan in December?

In December, Dubai averages 28°C high / 18°C low with about 6 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.

Dubai vs San Juan in December

Dubai is the better pick in December — 85 vs 73 on SeasonMap's comfort score. Dubai is warm, dry, poor air quality, while San Juan is hot, a little rain, clean air.

Dubai vs San Juan — December climate, side by side

	🇦🇪 Dubai	🇵🇷 San Juan
Comfort score	85/100 (A)	73/100 (B)
Feels-like high	27°C	32°C
Avg high / low	28° / 18°	30° / 23°
Rainfall	6 mm	80 mm
Rainy days	1	12
Humidity	63%	82%
Air quality (AQI)	101	32

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

Month by month

Dubai 🇦🇪 United Arab Emirateswarm, dry, poor air quality · best January85
San Juan 🇵🇷 Puerto Ricohot, a little rain, clean air · best January73

Dubai vs San Juan in December — FAQ

Is December better in Dubai or San Juan?: Dubai is the better pick in December — 85 vs 73 on SeasonMap's comfort score. Dubai is warm, dry, poor air quality, while San Juan is hot, a little rain, clean air.
What is the weather like in Dubai vs San Juan in December?: In December, Dubai averages 28°C high / 18°C low with about 6 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.