What is the weather like in Olympic National Park vs Washington in September?

In September, Olympic National Park averages 14°C high / 6°C low with about 148 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.

Olympic National Park vs Washington in September

Olympic National Park and Washington are nearly tied in September — 78 vs 80 on SeasonMap's comfort score. Olympic National Park is cool, rainy, clean air; Washington is hot, rainy, clean air.

Olympic National Park vs Washington — September climate, side by side

	Olympic National Park	Washington
Comfort score	78/100 (B)	80/100 (A)
Feels-like high	12°C	30°C
Avg high / low	14° / 6°	28° / 17°
Rainfall	148 mm	108 mm
Rainy days	11	8
Humidity	75%	74%
Air quality (AQI)	31	47

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

Olympic National Park vs Washington in September — FAQ

Is September better in Olympic National Park or Washington?: Olympic National Park and Washington are nearly tied in September — 78 vs 80 on SeasonMap's comfort score. Olympic National Park is cool, rainy, clean air; Washington is hot, rainy, clean air.
What is the weather like in Olympic National Park vs Washington in September?: In September, Olympic National Park averages 14°C high / 6°C low with about 148 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.