2025 Compare Cities Climate:
La Mesa, CA vs Ontario, CA

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Highlights
- Ontario has 29.8% more rainy days than La Mesa.
- Ontario has 6.9% more Sunny Days than La Mesa.
- On the BestPlaces comfort index, Ontario scores 4.3% worse than La Mesa
 La Mesa, CAOntario, CAUnited States
 Rainfall  Unlock1638
 Snowfall0  Unlock28
 Precipitation  Unlock31106
 Sunny261  Unlock205
 Avg. July High  Unlock9286
 Avg. Jan. Low45  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index5.9  Unlock4.3
 Elevation  Unlock10042443
Reviews for La Mesa    9 Reviews

The same San Diego prices and high taxes, but not the nice weather. 15 degrees hotter than the coast. Save the money and move to AZ if you like the climate in La Mesa.  More

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I now live in Wyoming but I was a third generation San Diegan, my maternal grandmother having been born on Coronado Island in 1894. If you are a new arrival to the  More

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I Need Correct Information I lived there Over 20 Years  More

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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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