What is the weather like in Olympic National Park vs Portland in December?

In December, Olympic National Park averages 2°C high / -3°C low with about 502 mm of rain; Portland averages 8°C high / 4°C low with about 184 mm.

Olympic National Park vs Portland in December

Portland is the better pick in December — 45 vs 35 on SeasonMap's comfort score. Portland is cold, soaked, clean air, while Olympic National Park is freezing, soaked, clean air.

Olympic National Park vs Portland — December climate, side by side

	🇺🇸 Olympic National Park	🇺🇸 Portland
Comfort score	35/100 (F)	45/100 (F)
Feels-like high	-1°C	6°C
Avg high / low	2° / -3°	8° / 4°
Rainfall	502 mm	184 mm
Rainy days	21	18
Humidity	90%	88%
Air quality (AQI)	35	34

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

Month by month

Olympic National Park vs Portland in December — FAQ

Is December better in Olympic National Park or Portland?: Portland is the better pick in December — 45 vs 35 on SeasonMap's comfort score. Portland is cold, soaked, clean air, while Olympic National Park is freezing, soaked, clean air.
What is the weather like in Olympic National Park vs Portland in December?: In December, Olympic National Park averages 2°C high / -3°C low with about 502 mm of rain; Portland averages 8°C high / 4°C low with about 184 mm.