10-Day Weather Forecast - Portola, CA

Mostly cloudy with a slight chance of rain in the morning then partly cloudy in the afternoon. Highs 51 to 61. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.

Partly cloudy. Lows 23 to 33. West winds around 10 mph in the evening becoming light.

Partly cloudy. Highs 53 to 63. Light winds.

Partly cloudy. Lows 31 to 41. West winds around 10 mph in the evening becoming light.

Mostly cloudy in the morning then becoming partly cloudy. Highs 57 to 67.

Mostly cloudy. Lows 33 to 43.

Mostly cloudy with a chance of rain. Highs 57 to 67. Lows 34 to 44.

Mostly cloudy with a chance of rain. Highs 57 to 67. Lows 34 to 44.

Mostly cloudy with a chance of rain and snow. Highs 51 to 61. Lows 30 to 40.

Mostly cloudy with a chance of rain and snow. Highs 51 to 61. Lows 30 to 40.

Mostly cloudy with a chance of rain and snow. Highs 51 to 61. Lows 30 to 40.

Partly cloudy with a slight chance of rain and snow in the evening then clear after midnight. Lows 26 to 36.

Sunny. Highs 55 to 65.

Mostly clear. Low temperature around 34F. Dew point will be around 29F with an average humidity of 70%. Winds will be 3 mph from the SW.

Mostly sunny. High temperature around 53F. Dew point will be around 29F with an average humidity of 49%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 32F. Dew point will be around 28F with an average humidity of 72%. Winds will be 4 mph from the W.

Sunny. High temperature around 47F. Dew point will be around 26F with an average humidity of 52%. Winds will be 4 mph from the NW.

Clear. Low temperature around 29F. Dew point will be around 24F with an average humidity of 71%. Winds will be 5 mph from the NW.