10-Day Weather Forecast - San Quentin, CA

Sunny. Patchy dense fog in the morning. Highs in the 70s to lower 80s. Northwest winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s to mid 50s. Northwest winds 5 to 10 mph.

Mostly cloudy. Highs in the upper 60s to lower 80s. Northwest winds 5 to 10 mph.

Mostly cloudy. Lows in the 40s to mid 50s.

Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 40s to upper 50s.

Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 40s to upper 50s.

Mostly cloudy. Highs in the mid 70s to upper 80s. Lows in the 50s to lower 60s.

Mostly cloudy. Highs in the mid 70s to upper 80s. Lows in the 50s to lower 60s.

Partly cloudy. Highs in the upper 70s to lower 90s. Lows in the 50s to lower 60s.

Partly cloudy. Highs in the upper 70s to lower 90s. Lows in the 50s to lower 60s.

Sunny. Highs in the upper 70s to lower 90s.

Clear. Low temperature around 58F. Dew point will be around 54F with an average humidity of 74%. Winds will be 2 mph from the SW.

Sunny. High temperature around 80F. Dew point will be around 58F with an average humidity of 64%. Winds will be 2 mph from the W.

Mostly clear. Low temperature around 54F. Dew point will be around 51F with an average humidity of 71%. Winds will be 3 mph from the SW.

Mostly sunny. High temperature around 75F. Dew point will be around 55F with an average humidity of 62%. Winds will be 3 mph from the W.

Mostly clear. Low temperature around 53F. Dew point will be around 50F with an average humidity of 71%. Winds will be 4 mph from the W.

Mostly sunny. High temperature around 72F. Dew point will be around 53F with an average humidity of 62%. Winds will be 5 mph from the W.

Clear. Low temperature around 50F. Dew point will be around 47F with an average humidity of 71%. Winds will be 6 mph from the W.