2026 Compare Cities Climate:
Ontario, CA vs Richardson, TX

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Highlights
- Richardson has 156.7% more rainy days than Ontario.
- Richardson has 17.6% less Sunny Days than Ontario.
- On the BestPlaces comfort index, Richardson scores 19.3% worse than Ontario
 Ontario, CARichardson, TXUnited States
 Rainfall  Unlock4038
 Snowfall0  Unlock28
 Precipitation  Unlock80106
 Sunny279  Unlock205
 Avg. July High  Unlock9586
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock7.17
 UV Index5.7  Unlock4.3
 Elevation  Unlock6302443
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 Richardson    6 Reviews

Over 15 years ago

Lived in Richardson for 40 years and it's home. Good schools, hospitals, emergency services, retail and restaurants. Fair weather and slightly high but reasonable cost  More

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Over 16 years ago

It's great to live in a neighborhood. Better yet a community. It is relatively quiet and peaceful. Having lived in the city (Dallas) for a number of years it was a  More

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Over 18 years ago

My wife and I have lived in Richardson for 4 years now. Richardson is like anywhere else in terms of it depends on what you are looking for. Richardson has a lot of  More

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