San Francisco Weather.Net
Location
map of local weather

Courtesy NASA/JPL-Caltech

Weather for Ontario, California

NowPartly Cloudy50.5°FPartly Cloudy
TuePartly Cloudy50.5°FPartly Cloudy
WedPartly Cloudy51.5°FPartly Cloudy
ThuPartly Cloudy50.5°FPartly Cloudy
FriPartly Cloudy50.5°FPartly Cloudy

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