10-Day Weather Forecast - Hercules, CA

Sunny. Highs in the upper 90s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

Clear. Lows in the lower 60s. West winds 10 to 20 mph. . . Becoming southwest 5 to 10 mph after midnight.

Sunny. Highs in the upper 90s. West winds 5 to 15 mph.

Clear. Lows in the lower 60s. West winds 10 to 20 mph. . . Becoming southwest 5 to 10 mph after midnight.

Sunny. Highs in the mid 90s.

Clear. Lows in the lower 60s.

Mostly clear. Highs near 90. Lows in the upper 50s.

Mostly clear. Highs near 90. Lows in the upper 50s.

Mostly clear. Highs in the 80s. Lows in the upper 50s.

Mostly clear. Highs in the 80s. Lows in the upper 50s.

Mostly clear. Highs in the 80s. Lows in the upper 50s.

Mostly clear. Highs in the 80s. Lows in the upper 50s.

Mostly clear. Highs in the 80s. Lows in the upper 50s.

Mostly clear. Low temperature around 54F. Dew point will be around 53F with an average humidity of 81%. Winds will be 9 mph from the SW.

Mostly sunny. High temperature around 74F. Dew point will be around 54F with an average humidity of 63%. Winds will be 8 mph from the SW.

Clear. Low temperature around 55F. Dew point will be around 54F with an average humidity of 81%. Winds will be 8 mph from the SW.

Mostly cloudy. High temperature around 75F. Dew point will be around 54F with an average humidity of 63%. Winds will be 8 mph from the SW.

Clear. Low temperature around 55F. Dew point will be around 54F with an average humidity of 79%. Winds will be 8 mph from the SW.