What is the weather like in Half Moon Bay vs Santa Cruz, California in September?

In September, Half Moon Bay averages 22°C high / 13°C low with about 12 mm of rain; Santa Cruz, California averages 25°C high / 11°C low with about 5 mm.

Half Moon Bay vs Santa Cruz, California in September

Half Moon Bay and Santa Cruz, California are nearly tied in September — 87 vs 88 on SeasonMap's comfort score. Half Moon Bay is nice, dry, clean air; Santa Cruz, California is warm, dry, clean air.

Half Moon Bay vs Santa Cruz, California — September climate, side by side

	🇺🇸 Half Moon Bay	🇺🇸 Santa Cruz, California
Comfort score	87/100 (A)	88/100 (A)
Feels-like high	22°C	25°C
Avg high / low	22° / 13°	25° / 11°
Rainfall	12 mm	5 mm
Rainy days	3	1
Humidity	83%	78%
Air quality (AQI)	43	33

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

Month by month

Half Moon Bay vs Santa Cruz, California in September — FAQ

Is September better in Half Moon Bay or Santa Cruz, California?: Half Moon Bay and Santa Cruz, California are nearly tied in September — 87 vs 88 on SeasonMap's comfort score. Half Moon Bay is nice, dry, clean air; Santa Cruz, California is warm, dry, clean air.
What is the weather like in Half Moon Bay vs Santa Cruz, California in September?: In September, Half Moon Bay averages 22°C high / 13°C low with about 12 mm of rain; Santa Cruz, California averages 25°C high / 11°C low with about 5 mm.