2024 Compare Cities Climate:
Ontario, CA vs San Tan Valley, AZ

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Highlights
- San Tan Valley has 36.9% less rainy days than Ontario.
- San Tan Valley has 4.7% more Sunny Days than Ontario.
- On the BestPlaces comfort index, San Tan Valley scores 17.0% worse than Ontario
 Ontario, CASan Tan Valley, AZUnited States
 Rainfall161038
 Snowfall0028
 Precipitation3132106
 Sunny279292205
 Avg. July High9210586
 Avg. Jan. Low433922
 Comfort Index (higher=better)8.87.37
 UV Index5.76.24.3
 Elevation100415162443
Reviews for Ontario    6 Reviews

We've lived in this area for several years. Traveling long distances to other cities for churches. Passing a quiet, unassuming church along the way for years. Until  More

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cool  More

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I think Ontario,ca us awesome because we have an entertainment Venue and large shopping mall to please everyone of all  More

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Reviews for San Tan Valley    2 Reviews

Over 5 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 7 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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