10-Day Weather Forecast - Ontario, CA

Partly cloudy. Highs 67 to 72. Light winds.

Partly cloudy. Lows 45 to 49 in wind sheltered areas to 48 to 54 in warmer locations. Light winds.

Partly cloudy. Highs 64 to 70. Light winds becoming west 10 mph in the afternoon.

Mostly cloudy. A chance of showers in the evening, then showers likely overnight. Lows 45 to 51.

Partly cloudy. A chance of showers. Highs 60 to 66.

Mostly clear. Lows 39 to 45.

Mostly sunny. Highs 61 to 67.

Partly cloudy. A chance of showers overnight. Lows 42 to 48.

Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs 59 to 64.

Partly cloudy with a chance of showers. Lows 40 to 46.

Partly cloudy with a slight chance of showers. Highs 59 to 65.

Mostly clear. Low temperature around 48F. Dew point will be around 45F with an average humidity of 84%. Winds will be 3 mph from the NNE.

Partly cloudy. High temperature around 62F. Dew point will be around 48F with an average humidity of 69%. Winds will be 3 mph from the NE.

Mostly clear. Low temperature around 48F. Dew point will be around 40F with an average humidity of 73%. Winds will be 3 mph from the NE.

Partly cloudy. High temperature around 62F. Dew point will be around 48F with an average humidity of 62%. Winds will be 2 mph from the S.

Partly cloudy. Low temperature around 50F. Dew point will be around 44F with an average humidity of 78%. Winds will be 2 mph from the NNE.