10-Day Weather Forecast - Williamstown, PA

Mostly sunny. Highs in the upper 70s. North winds around 5 mph.

Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the mid 50s. North winds around 5 mph.

Patchy fog in the morning. Sunny. Highs in the upper 70s. North winds around 5 mph.

Mostly clear. Lows in the mid 50s.

Mostly sunny. Highs in the lower 80s.

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.

Mostly sunny. Very warm with highs in the upper 80s.

Partly cloudy. Humid with lows in the upper 60s.

Mostly sunny. Humid with highs in the lower 80s.

Mostly cloudy in the evening, then becoming partly cloudy. Cooler with lows in the upper 50s.

Mostly sunny. Highs in the upper 70s.

Mostly clear. Low temperature around 52F. Dew point will be around 51F with an average humidity of 76%. Winds will be 2 mph from the N.

Sunny. High temperature around 71F. Dew point will be around 53F with an average humidity of 69%. Winds will be 2 mph from the NW.

Clear. Low temperature around 53F. Dew point will be around 51F with an average humidity of 78%. Winds will be 1 mph from the SE.

Sunny. High temperature around 73F. Dew point will be around 54F with an average humidity of 70%. Winds will be 1 mph from the S.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 56F. Dew point will be around 55F with an average humidity of 82%. Winds will be 2 mph from the S.

Sunny. High temperature around 77F. Dew point will be around 58F with an average humidity of 70%. Winds will be 2 mph from the SW.

Clear. Low temperature around 59F. Dew point will be around 57F with an average humidity of 81%. Winds will be 1 mph from the S.