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

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Highlights
- San Tan Valley has 51.2% less rainy days than Rio Vista.
- San Tan Valley has 9.0% more Sunny Days than Rio Vista.
- On the BestPlaces comfort index, San Tan Valley scores 13.1% worse than Rio Vista
 Rio Vista, CASan Tan Valley, AZUnited States
 Rainfall  Unlock1038
 Snowfall0  Unlock28
 Precipitation  Unlock32106
 Sunny268  Unlock205
 Avg. July High  Unlock10586
 Avg. Jan. Low39  Unlock22
 Comfort Index (higher=better)  Unlock7.37
 UV Index5.1  Unlock4.3
 Elevation  Unlock15162443
Reviews for Rio Vista    2 Reviews

Known as “the Gateway to the Delta”, Rio Vista is located in the heart of the California Delta on the Sacramento River. The views along the wide river bring to mind the  More

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There is plenty to be had in Rio Vista, particularly if you like dead animal heads on a bar wall (Fosters Big Horn) and a state of the art fish cleaning station located  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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