Climate in Ontario, California

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Climate	Ontario, CA	United States
Rainfall (in.)	15.3	36.5
Snowfall (in.)	0	25
Precipitation Days	30	100
Sunny Days	279	205
Avg. July High	95	86.5
Avg. Jan. Low	44	20.5
Comfort Index (higher=better)	26	44
UV Index	5.7	4.3
Elevation ft.	944	1,443

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Ontario, CA, gets 15 inches of rain per year. The US average is 37. Snowfall is 0 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 30.

On average, there are 279 sunny days per year in Ontario, CA. The July high is around 95 degrees. The January low is 44. Our comfort index, which is based on humidity during the hot months, is a 26 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

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Ontario Climate SperlingViews

Entertainment and shopping: I think Ontario,ca us awesome because we have an entertainment Venue and large shopping mall to please everyone of all... (read more)Close to Everything: Ontario, CA is close to every recreational activity. We are close to the mountains, desert, ocean and large cities. Everything you want or need for fun is within a 3... (read more)Home is where the heart is: cool... (read more)Have an opinion about Ontario? Leave a commentTo See All SperlingViews for Ontario Click Here