2026 Compare Cities Climate:
Summerlin South, NV vs Fountain Valley, CA

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Highlights
- Fountain Valley has 135.3% more rainy days than Summerlin South.
- Fountain Valley has 5.5% less Sunny Days than Summerlin South.
- On the BestPlaces comfort index, Fountain Valley scores 24.0% better than Summerlin South
 Summerlin South, NVFountain Valley, CAUnited States
 Rainfall  Unlock1238
 Snowfall1  Unlock28
 Precipitation  Unlock36106
 Sunny292  Unlock205
 Avg. July High  Unlock7886
 Avg. Jan. Low35  Unlock22
 Comfort Index (higher=better)  Unlock9.37
 UV Index5.8  Unlock4.3
 Elevation  Unlock302443
Reviews for Summerlin South    2 Reviews

Over 4 years ago

This place is incredible. Clean, modern and only trending up. Cooler than most of Las Vegas. They take care of this area and it has everything you could want. More  More

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Over 15 years ago

Las Vegas has great weather 9 months a year,great p;ace for retirement.No state income taxes.Plenty to do here. I was born and raised near Pittsburg,Pa.,went to school  More

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Reviews for Fountain Valley    3 Reviews

We are just average home gardeners and having lived in Fountain Valley for over 40 years, my wife and I have found the climate excellent for growing nearly ever kind of  More

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Over 19 years ago

fountain valley is nice but very expensive. Average home price will run you around $700,000.Beaches are close by. People are okay but no sense of community or sense of  More

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The weather is very moderate year-around. Warm summers, comfortable spring-time, cool  More

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