What is the weather like in Half Moon Bay vs Santa Barbara in September?

In September, Half Moon Bay averages 22°C high / 13°C low with about 12 mm of rain; Santa Barbara averages 26°C high / 16°C low with about 6 mm.

Half Moon Bay vs Santa Barbara in September

Santa Barbara is the better pick in September — 92 vs 87 on SeasonMap's comfort score. Santa Barbara is warm, dry, clean air, while Half Moon Bay is nice, dry, clean air.

Half Moon Bay vs Santa Barbara — September climate, side by side

	🇺🇸 Half Moon Bay	🇺🇸 Santa Barbara
Comfort score	87/100 (A)	92/100 (S)
Feels-like high	22°C	27°C
Avg high / low	22° / 13°	26° / 16°
Rainfall	12 mm	6 mm
Rainy days	3	1
Humidity	83%	61%
Air quality (AQI)	43	36

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

Month by month

Half Moon Bay vs Santa Barbara in September — FAQ

Is September better in Half Moon Bay or Santa Barbara?: Santa Barbara is the better pick in September — 92 vs 87 on SeasonMap's comfort score. Santa Barbara is warm, dry, clean air, while Half Moon Bay is nice, dry, clean air.
What is the weather like in Half Moon Bay vs Santa Barbara in September?: In September, Half Moon Bay averages 22°C high / 13°C low with about 12 mm of rain; Santa Barbara averages 26°C high / 16°C low with about 6 mm.