10-Day Weather Forecast - Ontario, CA

Partly cloudy. Highs 72 to 76. Light winds becoming west 10 mph in the afternoon.

Partly cloudy. Lows 46 to 49 in wind sheltered areas to 49 to 55 in warmer locations. Light winds.

Patchy fog in the morning. Partly cloudy. Highs 72 to 76. Light winds becoming west 10 mph in the afternoon.

Partly cloudy. Patchy fog overnight. Lows 44 to 53.

Patchy fog in the morning. Partly cloudy. Highs 72 to 76.

Partly cloudy. Lows 43 to 52.

Partly cloudy. A chance of rain in the afternoon. Highs 68 to 73.

Rain likely. Rain may be heavy at times overnight. Lows 48 to 54.

Rain. Rain may be heavy at times. Highs 61 to 65.

Rain. Rain may be heavy at times in the evening. Lows 48 to 53.

Rain. Rain may be heavy at times in the afternoon. Highs 62 to 67.

Mostly cloudy with probable rain. Chance of precipitation 80%. Low temperature around 51F. Dew point will be around 51F with an average humidity of 88%. Winds will be 3 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 60%. High temperature around 61F. Dew point will be around 50F with an average humidity of 76%. Winds will be 4 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 48F. Dew point will be around 46F with an average humidity of 84%. Winds will be 3 mph from the NE.

Sunny. High temperature around 62F. Dew point will be around 42F with an average humidity of 57%. Winds will be 5 mph from the N.

Clear. Low temperature around 47F. Dew point will be around 39F with an average humidity of 63%. Winds will be 8 mph from the N.

Sunny. High temperature around 65F. Dew point will be around 36F with an average humidity of 41%. Winds will be 7 mph from the NE.

Mostly clear. Low temperature around 48F. Dew point will be around 36F with an average humidity of 54%. Winds will be 6 mph from the N.