What is the weather like in Crater Lake National Park vs Seattle in September?

In September, Crater Lake National Park averages 17°C high / 5°C low with about 63 mm of rain; Seattle averages 21°C high / 12°C low with about 36 mm.

Crater Lake National Park vs Seattle in September

Crater Lake National Park and Seattle are nearly tied in September — 88 vs 89 on SeasonMap's comfort score. Crater Lake National Park is cool, a little rain, clean air; Seattle is nice, a little rain, clean air.

Crater Lake National Park vs Seattle — September climate, side by side

	🇺🇸 Crater Lake National Park	🇺🇸 Seattle
Comfort score	88/100 (A)	89/100 (A)
Feels-like high	15°C	21°C
Avg high / low	17° / 5°	21° / 12°
Rainfall	63 mm	36 mm
Rainy days	6	6
Humidity	58%	75%
Air quality (AQI)	37	40

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

Month by month

Crater Lake National Park vs Seattle in September — FAQ

Is September better in Crater Lake National Park or Seattle?: Crater Lake National Park and Seattle are nearly tied in September — 88 vs 89 on SeasonMap's comfort score. Crater Lake National Park is cool, a little rain, clean air; Seattle is nice, a little rain, clean air.
What is the weather like in Crater Lake National Park vs Seattle in September?: In September, Crater Lake National Park averages 17°C high / 5°C low with about 63 mm of rain; Seattle averages 21°C high / 12°C low with about 36 mm.