10-Day Weather Forecast - Petaluma, CA

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 60s to lower 80s. Southwest winds 10 to 20 mph.

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s to mid 50s. West winds 10 to 20 mph.

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

Mostly clear. Lows in the 50s to lower 60s.

Mostly clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly cloudy. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly cloudy. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Mostly cloudy. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

Partly cloudy. Low temperature around 55F. Dew point will be around 52F with an average humidity of 76%. Winds will be 3 mph from the W.

Sunny. High temperature around 84F. Dew point will be around 55F with an average humidity of 54%. Winds will be 4 mph from the W.

Clear. Low temperature around 55F. Dew point will be around 52F with an average humidity of 74%. Winds will be 3 mph from the W.

Sunny. High temperature around 84F. Dew point will be around 56F with an average humidity of 54%. Winds will be 5 mph from the W.

Clear. Low temperature around 55F. Dew point will be around 53F with an average humidity of 74%. Winds will be 4 mph from the W.

Sunny. High temperature around 81F. Dew point will be around 57F with an average humidity of 58%. Winds will be 5 mph from the W.

Clear. Low temperature around 54F. Dew point will be around 53F with an average humidity of 80%. Winds will be 4 mph from the W.