10-Day Weather Forecast - Rancho Cucamonga, CA

Mostly sunny. Highs 79 to 86. Areas of winds north 10 to 20 mph with gusts to 30 mph.

Clear. Lows 45 to 49 in wind sheltered areas to 49 to 59 in warmer locations. Areas of winds north 10 to 20 mph. Gusts to 30 mph. . . Becoming 40 mph overnight.

Sunny. Highs 80 to 87. Areas of winds north 15 to 25 mph becoming east in the afternoon. Gusts to 40 mph.

Mostly clear. Lows 47 to 52 in wind sheltered areas to 51 to 59 in warmer locations. Areas of winds east 15 to 25 mph. Gusts to 35 mph. . . Becoming 40 mph overnight.

Partly cloudy. Highs 77 to 83.

Partly cloudy. Lows 47 to 55.

Partly cloudy. Highs 69 to 75.

Partly cloudy. Lows 44 to 52.

Partly cloudy. Highs 69 to 74.

Mostly clear. Lows 44 to 51.

Mostly sunny. Highs 72 to 78.

Mostly clear in the evening. . . Becoming partly cloudy. Lows 45 to 52.

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

Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 55F. Dew point will be around 45F with an average humidity of 60%. Winds will be 4 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 61F. Dew point will be around 44F with an average humidity of 57%. Winds will be 6 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 51F. Dew point will be around 44F with an average humidity of 69%. Winds will be 4 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 57F. Dew point will be around 43F with an average humidity of 63%. Winds will be 6 mph from the S.

Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 49F. Dew point will be around 43F with an average humidity of 72%. Winds will be 2 mph from the SW.