10-Day Weather Forecast - Rancho Cucamonga, CA

Mostly sunny. Highs 82 to 86. Areas of winds east to 10 mph in the morning becoming light.

Mostly clear. Lows 49 to 52 in wind sheltered areas to 53 to 59 in warmer locations. Light winds.

Mostly sunny. Highs 77 to 81. Light winds.

Mostly clear. Lows 45 to 49 in wind sheltered areas to 49 to 56 in warmer locations. Light winds.

Mostly sunny. Highs 73 to 77.

Partly cloudy. Lows 47 to 54.

Partly cloudy. Highs 73 to 77.

Partly cloudy. Lows 44 to 52.

Partly cloudy. Highs 72 to 77.

Partly cloudy. Lows 45 to 52.

Partly cloudy. A slight chance of showers in the afternoon. Highs 67 to 72.

Partly cloudy with a chance of showers. Lows 47 to 53.

Mostly cloudy. A chance of showers in the morning then showers likely in the afternoon. Highs 64 to 68.

Cloudy with likely rain. Chance of precipitation 85%. Low temperature around 53F. Dew point will be around 51F with an average humidity of 89%. Winds will be 6 mph from the S.

Cloudy with probable rain. Chance of precipitation 80%. High temperature around 57F. Dew point will be around 52F with an average humidity of 85%. Winds will be 7 mph from the S.

Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 48F. Dew point will be around 46F with an average humidity of 84%. Winds will be 4 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 56F. Dew point will be around 46F with an average humidity of 72%. Winds will be 3 mph from the S.

Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 46F. Dew point will be around 41F with an average humidity of 71%. Winds will be 3 mph from the NE.