7-Day Forecast 42.69°N 73.18°W (Text-Only)
NWS Forecast for: Williamstown MA
Issued by: National Weather Service Albany, NY
Last Update: 12:53 am EST Dec 7, 2025


Overnight: Cloudy, with a low around 25. West wind 3 to 5 mph.

Sunday: Mostly cloudy, with a high near 34. Light and variable wind.

Sunday Night: A slight chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 11. Light and variable wind becoming west 9 to 14 mph in the evening. Chance of precipitation is 20%.

Monday: Sunny, with a high near 21. Wind chill values as low as -2. Northwest wind 6 to 13 mph.

Monday Night: Partly cloudy, with a low around -1. Calm wind.

Tuesday: A slight chance of snow after 1pm. Partly sunny, with a high near 28. Chance of precipitation is 20%.

Tuesday Night: A chance of snow. Cloudy, with a low around 21. Chance of precipitation is 50%.

Wednesday: Rain and snow likely before 1pm, then rain. High near 38. Chance of precipitation is 80%.

Wednesday Night: Rain likely, mainly before 1am. Cloudy, with a low around 26. Chance of precipitation is 60%.

Thursday: Mostly cloudy, with a high near 35.

Thursday Night: A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

Friday: A chance of snow. Partly sunny, with a high near 32. Chance of precipitation is 40%.

Friday Night: A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

Saturday: A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.



Williamstown MA
 42.69°N 73.18°W (Elev. 689 ft)

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