10-Day Weather Forecast - Portola, CA

Sunny. Highs 75 to 85. Light winds becoming southeast around 10 mph in the afternoon.

Clear in the evening then becoming partly cloudy. Lows 44 to 54. Light winds.

Mostly cloudy in the morning then becoming partly cloudy. Highs 79 to 89. Light winds becoming southeast around 10 mph in the afternoon.

Mostly cloudy. Lows 49 to 59.

Mostly cloudy in the morning then clearing. Highs 82 to 92.

Clear. Lows 45 to 55.

Clear. Highs 79 to 89.

Clear. Lows 45 to 55.

Clear. Highs 70 to 80.

Clear. Lows 39 to 49.

Clear. Highs 70 to 80.

Clear. Low temperature around 41F. Dew point will be around 29F with an average humidity of 46%. Winds will be 3 mph from the E.

Sunny. High temperature around 74F. Dew point will be around 30F with an average humidity of 30%. Winds will be 4 mph from the SE.

Clear. Low temperature around 43F. Dew point will be around 31F with an average humidity of 45%. Winds will be 2 mph from the SW.

Sunny. High temperature around 76F. Dew point will be around 32F with an average humidity of 29%. Winds will be 5 mph from the SW.

Clear. Low temperature around 44F. Dew point will be around 34F with an average humidity of 48%. Winds will be 4 mph from the SW.

Sunny. High temperature around 75F. Dew point will be around 35F with an average humidity of 32%. Winds will be 3 mph from the SW.

Clear. Low temperature around 45F. Dew point will be around 37F with an average humidity of 52%. Winds will be 3 mph from the W.