2025 Compare Cities Climate:
Ontario, CA vs Downers Grove, IL

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Highlights
- Downers Grove has 146.5% more rainy days than Ontario.
- Downers Grove has 31.2% less Sunny Days than Ontario.
- On the BestPlaces comfort index, Downers Grove scores 21.6% worse than Ontario
 Ontario, CADowners Grove, ILUnited States
 Rainfall  Unlock3938
 Snowfall0  Unlock28
 Precipitation  Unlock120106
 Sunny279  Unlock205
 Avg. July High  Unlock8486
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock6.97
 UV Index5.7  Unlock4.3
 Elevation  Unlock7412443
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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Reviews for Downers Grove    5 Reviews

Hi I have been living in Downers Grove since 1988. I used to work in Bank and couple other had been served couple other firms in managerial level. I found the best Tax  More

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Over 13 years ago

Quiet fmily neighborhoods with good  More

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Over 18 years ago

One of the safest places to live in the  More

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