10-Day Weather Forecast - Portola, CA

Partly cloudy. Highs 46 to 56. Light winds.

Partly cloudy. Lows 20 to 30. Light winds.

Mostly cloudy. Highs 46 to 56. Light winds.

Mostly cloudy. Lows 26 to 36.

Partly cloudy. Highs 53 to 58. Lows 23 to 33.

Partly cloudy. Highs 53 to 58. Lows 23 to 33.

Clear. Highs 49 to 54. Lows 21 to 31.

Clear. Highs 49 to 54. Lows 21 to 31.

Clear. Highs 49 to 54. Lows 21 to 31.

Partly cloudy. Lows 21 to 31. Highs 49 to 54.

Partly cloudy. Lows 21 to 31. Highs 49 to 54.

Partly cloudy. Low temperature around 28F. Dew point will be around 26F with an average humidity of 77%. Winds will be 2 mph from the S.

Partly cloudy. High temperature around 50F. Dew point will be around 29F with an average humidity of 61%. Winds will be 1 mph from the SW.

Partly cloudy. Low temperature around 28F. Dew point will be around 28F with an average humidity of 82%. Winds will be 1 mph from the S.

Partly cloudy. High temperature around 51F. Dew point will be around 29F with an average humidity of 58%. Winds will be 3 mph from the SE.

Partly cloudy. Low temperature around 30F. Dew point will be around 28F with an average humidity of 78%. Winds will be 2 mph from the SE.

Cloudy. High temperature around 49F. Dew point will be around 30F with an average humidity of 62%. Winds will be 2 mph from the S.

Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 29F. Dew point will be around 29F with an average humidity of 86%. Winds will be 1 mph from the S.