


NWS Forecast for: Williamstown MA Issued by: National Weather Service Albany, NY Last Update: 9:48 pm EDT Jul 14, 2025 | ![]() |
Tonight: A slight chance of showers and thunderstorms before 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%. Tuesday: Partly sunny, then gradually becoming sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. Tuesday Night: Mostly clear, with a low around 67. Calm wind. Wednesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%. Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 40%. Friday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. Chance of precipitation is 30%. Saturday: Sunny, with a high near 84. Saturday Night: Partly cloudy, with a low around 62. Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%. Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%. Monday: A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%. | |
Williamstown MA 42.72°N 73.2°W (Elev. 627 ft) | |
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