10-Day Weather Forecast - Petaluma, CA

Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the 70s to 80s. Southwest winds 5 to 15 mph.

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s. West winds 10 to 20 mph..becoming 5 to 10 mph after midnight.

Mostly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 90s. West winds 5 to 15 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the 50s to lower 60s.

Partly cloudy. Highs in the mid 70s to lower 90s.

Partly cloudy. Lows in the 50s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 70s to mid 80s.

Mostly clear. Lows in the upper 40s to mid 50s.

Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to mid 80s.

Mostly clear. Lows in the upper 40s to mid 50s.

Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to lower 80s.

Mostly clear. Low temperature around 53F. Dew point will be around 52F with an average humidity of 91%. Winds will be 4 mph from the W.

Sunny. High temperature around 75F. Dew point will be around 54F with an average humidity of 69%. Winds will be 6 mph from the W.

Clear. Low temperature around 52F. Dew point will be around 52F with an average humidity of 87%. Winds will be 6 mph from the W.

Sunny. High temperature around 77F. Dew point will be around 53F with an average humidity of 62%. Winds will be 6 mph from the W.

Clear. Low temperature around 53F. Dew point will be around 52F with an average humidity of 85%. Winds will be 4 mph from the W.

Sunny. High temperature around 80F. Dew point will be around 54F with an average humidity of 58%. Winds will be 4 mph from the W.

Clear. Low temperature around 54F. Dew point will be around 52F with an average humidity of 80%. Winds will be 3 mph from the W.