2025 Compare Cities Climate:
Diamond Bar, CA vs Upland, CA

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Highlights
- Upland has 11.7% more rainy days than Diamond Bar.
- Upland has 1.0% more Sunny Days than Diamond Bar.
- On the BestPlaces comfort index, Upland scores 0.0% worse than Diamond Bar
 Diamond Bar, CAUpland, CAUnited States
 Rainfall  Unlock2138
 Snowfall0  Unlock28
 Precipitation  Unlock33106
 Sunny286  Unlock205
 Avg. July High  Unlock9286
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock8.87
 UV Index6.2  Unlock4.3
 Elevation  Unlock12372443
Reviews for Diamond Bar    3 Reviews

Over 14 years ago

Beautiful city and great place to raise a family. The worst part of Diamond Bar would be some of the best places to live in other cities. Diamond Bar has some of the  More

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Over 14 years ago

The city is centrally located to riverside, San Bernardino, Orange County and Downtown La. It is very scenic with beautiful hills, great schools and within easy reach,  More

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Over 15 years ago

This is a very quiet area about 30 mile east of downtown Los Angeles. I'm a bit concerned about what effect a possible new NFL stadium in the City of Industry CA will  More

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Reviews for Upland    7 Reviews

Over 11 years ago

Great city except during the summer months where it is getting increasingly  More

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I grew up in Upland at the tail end of the Citrus Industry. That's what basically defines the town. Greed corrupted things when City Council members in the 50's took  More

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Why I Think the Quality of Life is Good Here I have lived in this town since I was a little girl in the 60's, and have grown up here. Now 47, and never moved out  More

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