2025 Compare Cities Climate:
Napa, CA vs Copperopolis, CA

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Highlights
- Copperopolis has 4.4% more rainy days than Napa.
- Copperopolis has 0.4% more Sunny Days than Napa.
- On the BestPlaces comfort index, Copperopolis scores 4.8% worse than Napa
 Napa, CACopperopolis, CAUnited States
 Rainfall  Unlock2938
 Snowfall0  Unlock28
 Precipitation  Unlock70106
 Sunny260  Unlock205
 Avg. July High  Unlock9686
 Avg. Jan. Low38  Unlock22
 Comfort Index (higher=better)  Unlock87
 UV Index5.4  Unlock4.3
 Elevation  Unlock9942443
Reviews for Napa    19 Reviews

I have lived in Napa for 20 years. In that time, Napa has changed dramatically. Today, Napa is very much a Hispanic community. Many Latinos don't or won't speak English  More

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My longtime Napa home burned to smithereens in 2017. That same night, a crazy stalker set her sights on me. Two nights after the fire, she showed up at my rescue house  More

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Napa is a very easy place to live, especially for those contemplating retirement. The pace of life is peaceful. The weather is superb -- never miserably cold or hot but  More

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Reviews for Copperopolis    1 Reviews

My wife and I along with our 4 children have lived in Copperopolis since 1996...And we absolutely love it here! Very low crime, good weather, there are a couple of very  More

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