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

In December, Oslo averages 2°C high / -2°C low with about 56 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.

Oslo vs San Juan in December

San Juan is the better pick in December — 73 vs 36 on SeasonMap's comfort score. San Juan is hot, a little rain, clean air, while Oslo is freezing, a little rain, clean air.

Oslo vs San Juan — December climate, side by side

	🇳🇴 Oslo	🇵🇷 San Juan
Comfort score	36/100 (F)	73/100 (B)
Feels-like high	-1°C	32°C
Avg high / low	2° / -2°	30° / 23°
Rainfall	56 mm	80 mm
Rainy days	10	12
Humidity	91%	82%
Air quality (AQI)	34	32

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

Month by month

Oslo 🇳🇴 Norwayfreezing, a little rain, clean air · best July36
San Juan 🇵🇷 Puerto Ricohot, a little rain, clean air · best January73

Oslo vs San Juan in December — FAQ

Is December better in Oslo or San Juan?: San Juan is the better pick in December — 73 vs 36 on SeasonMap's comfort score. San Juan is hot, a little rain, clean air, while Oslo is freezing, a little rain, clean air.
What is the weather like in Oslo vs San Juan in December?: In December, Oslo averages 2°C high / -2°C low with about 56 mm of rain; San Juan averages 30°C high / 23°C low with about 80 mm.