2025 Compare Cities Climate:
Ontario, CA vs Ashburn, VA

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Highlights
- Ashburn has 167.5% more rainy days than Ontario.
- Ashburn has 29.4% less Sunny Days than Ontario.
- On the BestPlaces comfort index, Ashburn scores 18.2% worse than Ontario
 Ontario, CAAshburn, VAUnited States
 Rainfall  Unlock4238
 Snowfall0  Unlock28
 Precipitation  Unlock116106
 Sunny279  Unlock205
 Avg. July High  Unlock8786
 Avg. Jan. Low43  Unlock22
 Comfort Index (higher=better)  Unlock7.27
 UV Index5.7  Unlock4.3
 Elevation  Unlock2952443
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 Ashburn    5 Reviews

Over 7 years ago

We’ve lived here for 10 months and it’s not awesome. The housing costs are insane and the yards are postage stamps with apartments and townhomes lining every road and  More

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Over 10 years ago

Ashburn is part of the growing population of Northern Virginia. A planned community, largely built in the 1990's, Ashburn was one of the first developments in eastern  More

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Over 10 years ago

Weather is great, has all four seasons, minor snow fall and mild  More

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