10-Day Weather Forecast - Williamstown, NJ

Partly sunny. Highs in the mid 50s. East winds 10 to 15 mph with gusts up to 25 mph.

A chance of rain in the evening then showers after midnight. Not as cool with lows in the upper 40s. Temperature rising into the mid 50s after midnight. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Showers breezy warmer with highs in the upper 60s. South winds 15 to 25 mph with gusts up to 40 mph. Chance of rain near 100 percent.

A chance of thunderstorms in the evening. Showers breezy and much cooler with lows in the lower 30s. Chance of rain near 100 percent.

Mostly sunny. A chance of snow in the morning. Much cooler with highs in the upper 30s. Chance of snow 30 percent.

Mostly clear. Cold with lows in the mid 20s.

Mostly sunny. Highs in the lower 40s.

Mostly cloudy in the evening then becoming partly cloudy. Cold with lows in the upper 20s.

Mostly sunny. Highs around 50.

Partly cloudy. Lows in the lower 30s.

Mostly sunny. Highs in the mid 50s.

Partly cloudy. Low temperature around 35F. Dew point will be around 39F with an average humidity of 82%. Winds will be 5 mph from the SW.

Mostly cloudy. High temperature around 49F. Dew point will be around 31F with an average humidity of 59%. Winds will be 9 mph from the NW.

Partly cloudy. Low temperature around 29F. Dew point will be around 25F with an average humidity of 63%. Winds will be 7 mph from the NW.

Sunny. High temperature around 47F. Dew point will be around 22F with an average humidity of 48%. Winds will be 9 mph from the NW.

Partly cloudy. Low temperature around 33F. Dew point will be around 27F with an average humidity of 65%. Winds will be 3 mph from the W.

Partly cloudy. High temperature around 49F. Dew point will be around 29F with an average humidity of 57%. Winds will be 8 mph from the NW.

Partly cloudy. Low temperature around 29F. Dew point will be around 25F with an average humidity of 63%. Winds will be 4 mph from the NW.