10-Day Weather Forecast - Petaluma, CA

Partly cloudy in the morning then becoming sunny. Highs in the 70s to 80s. Southwest winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

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

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

Mostly clear in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s. Southwest winds 10 to 20 mph.

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

Mostly clear in the evening then becoming mostly cloudy. Patchy fog. Lows in the 50s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 60s to lower 80s.

Mostly clear in the evening then becoming mostly cloudy. Patchy fog. Lows in the 50s.

Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s to upper 70s.

Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the upper 40s to mid 50s.

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

Clear in the evening then becoming partly cloudy. Areas of fog. Lows in the upper 40s to mid 50s.

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

Mostly clear. Low temperature around 52F. Dew point will be around 53F with an average humidity of 94%. Winds will be 3 mph from the W.

Sunny. High temperature around 73F. Dew point will be around 56F with an average humidity of 69%. Winds will be 4 mph from the SW.

Clear. Low temperature around 51F. Dew point will be around 52F with an average humidity of 90%. Winds will be 3 mph from the W.

Sunny. High temperature around 76F. Dew point will be around 56F with an average humidity of 64%. Winds will be 4 mph from the W.

Clear. Low temperature around 51F. Dew point will be around 52F with an average humidity of 88%. Winds will be 3 mph from the W.