What is the weather like in Mariehamn vs Oslo in December?

In December, Mariehamn averages 3°C high / -1°C low with about 64 mm of rain; Oslo averages 2°C high / -2°C low with about 56 mm.

Mariehamn vs Oslo in December

Oslo is the better pick in December — 36 vs 24 on SeasonMap's comfort score. Oslo is freezing, a little rain, clean air, while Mariehamn is freezing, a little rain, clean air.

Mariehamn vs Oslo — December climate, side by side

	Mariehamn	🇳🇴 Oslo
Comfort score	24/100 (F)	36/100 (F)
Feels-like high	-1°C	-1°C
Avg high / low	3° / -1°	2° / -2°
Rainfall	64 mm	56 mm
Rainy days	13	10
Humidity	82%	91%
Air quality (AQI)	29	34

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

Month by month

Mariehamn Åland Islandsfreezing, a little rain, clean air · best July24
Oslo 🇳🇴 Norwayfreezing, a little rain, clean air · best July36

Mariehamn vs Oslo in December — FAQ

Is December better in Mariehamn or Oslo?: Oslo is the better pick in December — 36 vs 24 on SeasonMap's comfort score. Oslo is freezing, a little rain, clean air, while Mariehamn is freezing, a little rain, clean air.
What is the weather like in Mariehamn vs Oslo in December?: In December, Mariehamn averages 3°C high / -1°C low with about 64 mm of rain; Oslo averages 2°C high / -2°C low with about 56 mm.