Los Angeles vs Seattle in September

Los Angeles and Seattle are nearly tied in September — 86 vs 89 on SeasonMap's comfort score. Los Angeles is hot, dry; Seattle is nice, a little rain, clean air.

Los Angeles vs SeattleSeptember climate, side by side

Los AngelesSeattle
Comfort score86/100 (A)89/100 (A)
Feels-like high31°C21°C
Avg high / low30° / 19°21° / 12°
Rainfall5 mm36 mm
Rainy days16
Humidity56%75%
Air quality (AQI)5940

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

Los Angeles vs Seattle in September — FAQ

Is September better in Los Angeles or Seattle?
Los Angeles and Seattle are nearly tied in September — 86 vs 89 on SeasonMap's comfort score. Los Angeles is hot, dry; Seattle is nice, a little rain, clean air.
What is the weather like in Los Angeles vs Seattle in September?
In September, Los Angeles averages 30°C high / 19°C low with about 5 mm of rain; Seattle averages 21°C high / 12°C low with about 36 mm.