2026 Compare Cities Climate:
San Antonio, TX vs Castaic, CA

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Highlights
- Castaic has 43.9% less rainy days than San Antonio.
- Castaic has 28.6% more Sunny Days than San Antonio.
- On the BestPlaces comfort index, Castaic scores 27.1% better than San Antonio
 San Antonio, TXCastaic, CAUnited States
 Rainfall  Unlock1838
 Snowfall0  Unlock28
 Precipitation  Unlock34106
 Sunny220  Unlock205
 Avg. July High  Unlock9086
 Avg. Jan. Low41  Unlock22
 Comfort Index (higher=better)  Unlock8.97
 UV Index6.3  Unlock4.3
 Elevation  Unlock12272443
Reviews for San Antonio    239 Reviews

I've lived here 13 years now and hoping to move!! Not the most exiting place to live if you enjoy being outdoors for activities like biking, hiking or even walking or  More

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I lived in San Antonio for about 7 months or so, and for a reason! Like anywhere I think SA has its pros and cons, but ultimately being in my early 20s and single I  More

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Over 4 years ago

Overall, San Antonio is a nice place to live. The weather is generally pleasant but from mid June to about mid September, it does get scorching hot. I remember one  More

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Reviews for Castaic    3 Reviews

Over 10 years ago

I've lived in northern Castaic for 14 years so this review is for northern Castaic Pros: convenient freeway access, boating on Lake Castaic, lots of gas stations,  More

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Over 12 years ago

Formerly a "truck stop" town, Castaic is the last town before going over the Grapevine, heading North on I-5 towards San Francisco. The town is unincorporated and sits  More

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Over 13 years ago

I currently live in Valencia. Before I consider purchasing a house in Castaic off Lake Hughes Rd and closer to the lake, is it safe to live in this neighborhood? Any  More

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