2025 Compare Cities Climate:
Nampa, ID vs Castaic, CA

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Highlights
- Castaic has 72.0% more rainy days than Nampa.
- Castaic has 36.7% more Sunny Days than Nampa.
- On the BestPlaces comfort index, Castaic scores 21.9% better than Nampa
 Nampa, IDCastaic, CAUnited States
 Rainfall  Unlock1838
 Snowfall9  Unlock28
 Precipitation  Unlock34106
 Sunny207  Unlock205
 Avg. July High  Unlock9086
 Avg. Jan. Low24  Unlock22
 Comfort Index (higher=better)  Unlock8.97
 UV Index4  Unlock4.3
 Elevation  Unlock12272443
Reviews for Nampa    5 Reviews

We have lived in Arizona (near Phoenix) for 20 years. We are in the process of moving to the Nampa/Caldwell area. Trust me you DO NOT want to come to Arizona for an  More

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Sales tax is one area that it hard to get used to, taxes here are probably average but I was not used to paying sales tax. After I checked it out against other states  More

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Over 15 years ago

Im sure the economy is bad everywhere, but in Nampa, i believe i read the unemployment rate is near  More

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Reviews for Castaic    3 Reviews

Over 9 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 11 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 12 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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