2025 Compare Cities Climate:
Naperville, IL vs Sun Valley, ID

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Highlights
- Sun Valley has 64.5% less rainy days than Naperville.
- Sun Valley has 8.5% more Sunny Days than Naperville.
- On the BestPlaces comfort index, Sun Valley scores 8.7% worse than Naperville
 Naperville, ILSun Valley, IDUnited States
 Rainfall  Unlock1438
 Snowfall29  Unlock28
 Precipitation  Unlock78106
 Sunny189  Unlock205
 Avg. July High  Unlock8286
 Avg. Jan. Low15  Unlock22
 Comfort Index (higher=better)  Unlock6.37
 UV Index3.4  Unlock4.3
 Elevation  Unlock59452443
Reviews for Naperville    26 Reviews

Naperville has a lot to offer. The schools are top notch, it is close to Chicago with a commuter rail that is easily accessible and fast, there are lots of parks and  More

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Over 3 years ago

Lived around the area my whole life, moved to the downtown Naperville 7 years ago and wow has it changed and not for the better. There is way too much traffic and no  More

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Over 7 years ago

Went with my real estate agent to check out a few houses in Naperville.First impression was the town was adorable especially the downtown but way too many people.couldnt  More

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Reviews for Sun Valley    5 Reviews

Young people living in Sun Valley, unless they have a trust fund can expect to have a difficult time here. The average age seems to be approx 78. Any business that is  More

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Absolutely beautiful. Nice people. Amazing skiing...all types of recreation for anyone and everyone. Summer temperatures are perfect. It's sunny more than 250 days  More

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Over 19 years ago

Winters are long, and summers can be short!!! The physcial beauty of the area is unbeatable,  More

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