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Town of Williamstown, MAWilliamstown, MA 7-Day Weather Forecast
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Williamstown Weather Forecast
Williamstown, MA Weather Forecast Date: 527 PM EDT Thu Oct 08 2026
Weather forecast for Williamstown, MA
Tonight Lo: 45°F Lo: 7°C |
Tonight... Mostly clear. Lows in the mid 40s. West winds 10 to 15 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight. |
Fri Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Friday... Sunny. Highs in the lower 60s. West winds 10 to 15 mph with gusts up to 30 mph. |
| Sat Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Saturday... Sunny. Highs in the lower 60s. Northwest winds around 5 mph. |
Sun Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Sunday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the upper 60s. |
Columbus Day Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Columbus Day... Mostly cloudy. Showers in the morning. Highs in the upper 60s. Chance of rain 80%. |
| Tue Hi: 65°FHi: 18°C Lo: 49°F Lo: 9°C |
Tuesday... Mostly cloudy. A 50% chance of showers. Highs in the mid 60s. Lows in the upper 40s. |
Wed Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Wednesday... Partly cloudy. Highs in the upper 50s. Lows in the upper 30s. |
| Thu Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Thursday... Partly cloudy. Highs in the upper 50s. Lows in the upper 30s. |
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