10-Day Weather Forecast - Williamstown, PA

Mostly sunny in the morning then cloudy with a slight chance of snow showers in the afternoon. Highs in the upper 20s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of snow 20 percent. Wind chill values as low as 2 above in the morning.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 15. Southwest winds around 5 mph.

Sunny in the morning then becoming partly sunny. Highs in the lower 30s. West winds around 5 mph.

Partly cloudy. Lows in the lower 20s. South winds around 5 mph.

Partly sunny in the morning then becoming mostly cloudy. Not as cool with highs in the mid 40s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s.

Partly sunny in the morning then becoming mostly cloudy. Highs in the upper 40s.

Showers mainly in the evening. Lows in the lower 30s. Chance of rain 80 percent.

Partly sunny. Highs around 40. Temperature falling to around 30 in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Cooler with lows in the lower 20s.

Mostly cloudy. Highs in the upper 30s.

Mostly cloudy. Not as cool with lows in the lower 30s.

Mostly cloudy. Highs in the mid 40s.

Mostly cloudy. Low temperature around 28F. Dew point will be around 23F with an average humidity of 74%. Winds will be 6 mph from the NW.

Mostly sunny. High temperature around 35F. Dew point will be around 21F with an average humidity of 64%. Winds will be 2 mph from the NW.

Partly cloudy. Low temperature around 29F. Dew point will be around 21F with an average humidity of 71%. Winds will be 3 mph from the S.

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. High temperature around 40F. Dew point will be around 29F with an average humidity of 72%. Winds will be 5 mph from the S.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 30F with an average humidity of 80%. Winds will be 2 mph from the W.