2025 Compare Cities Climate:
Rialto, CA vs San Tan Valley, AZ

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Highlights
- San Tan Valley has 31.3% less rainy days than Rialto.
- San Tan Valley has 3.5% more Sunny Days than Rialto.
- On the BestPlaces comfort index, San Tan Valley scores 15.1% worse than Rialto
 Rialto, CASan Tan Valley, AZUnited States
 Rainfall  Unlock1038
 Snowfall0  Unlock28
 Precipitation  Unlock32106
 Sunny282  Unlock205
 Avg. July High  Unlock10586
 Avg. Jan. Low42  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index5.7  Unlock4.3
 Elevation  Unlock15162443
Reviews for Rialto    7 Reviews

I have lived in Rialto my entire life, I am now 26, and I have seen substantial growth in the last 10 years. Mayor Deborah Robertson has done an excellent job making  More

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Rialto has come a long way lots of places to shop and eat catch a movie friendly people  More

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Over 17 years ago

I live in Rialto, about 1 hour outside of Los Angeles, and even though it is cheaper than Los Angeles, the average college graduate cannot afford to stay here. First,  More

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Reviews for San Tan Valley    2 Reviews

Over 6 years ago

I’ve lived here for nearly two years now. I find it to be a great place to live with a few drawbacks. 1.) There is no highway access and results in messy traffic  More

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Over 8 years ago

This place is AWFUL what a mistake we made! Schools are crap & constantly begging for supplies, traffic gets worse by the day as they continue to throw up subdivisions,  More

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