10-Day Weather Forecast - Grass Valley, CA

Heavy rain. Highs 52 to 58. Prevailing south winds 5 to 15 mph with gusts to around 35 mph.

Heavy rain showers and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows 45 to 51. Prevailing south winds up to 15 mph with gusts to around 35 mph.

Rain. Highs 50 to 56. Prevailing southeast winds up to 10 mph.

Rain. Lows 44 to 50. Light winds.

Cloudy with a chance of rain. Highs 50 to 58.

Rain. Lows 42 to 50.

Rain. Highs 47 to 53.

Rain showers and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows 41 to 49.

Rain. Highs around 49. Lows 39 to 49.

Rain. Highs around 49. Lows 39 to 49.

Rain. Highs around 48.

Mostly cloudy with a chance of rain. Lows 35 to 41.

Partly cloudy with a slight chance of rain. Highs 47 to 53.

Clear. Low temperature around 41F. Dew point will be around 35F with an average humidity of 76%. Winds will be 7 mph from the NE.

Sunny. High temperature around 49F. Dew point will be around 38F with an average humidity of 70%. Winds will be 4 mph from the N.

Clear. Low temperature around 41F. Dew point will be around 34F with an average humidity of 69%. Winds will be 6 mph from the NE.

Mostly sunny. High temperature around 50F. Dew point will be around 37F with an average humidity of 67%. Winds will be 4 mph from the N.

Partly cloudy. Low temperature around 44F. Dew point will be around 35F with an average humidity of 67%. Winds will be 5 mph from the NE.