Williamstown, MA Weather Forecast

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Williamstown, MA Weather Forecast

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Williamstown MA weather  - Overcast - 60°F
Overcast
60°F
Updated 9:51 am
Feels Like 60°F
Humidity 89%
Wind E 6 mph
Barometer  30.07 in
Dew Point 57°F
Williamstown MA weather  - Overcast - 16°C
Overcast
16°C
Updated 9:51 am
Feels Like 16°C
Humidity 89%
Wind E 10 km/h
Barometer  101.8 kPa
Dew Point 14°C

Williamstown Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY
Williamstown, MA Weather - Today Mostly Cloudy Williamstown, MA Weather - Tonight Partly Cloudy Williamstown, MA Weather - Friday Chance Of Showers Williamstown, MA Weather - Friday Night Chance Of Showers Williamstown, MA Weather - Saturday Sunny Williamstown, MA Weather - Saturday Night Mostly Clear Williamstown, MA Weather - Sunday Mostly Sunny Williamstown, MA Weather - Sunday Night Mostly Cloudy Williamstown, MA Weather - Monday Mostly Sunny Williamstown, MA Weather - Monday Night Mostly Clear Williamstown, MA Weather - Tuesday Mostly Clear Williamstown, MA Weather - Wednesday Sunny
Mostly Cloudy Partly Cloudy Chance of Showers Chance of Showers Sunny Mostly Clear Mostly Sunny Mostly Cloudy Mostly Sunny Mostly Clear Mostly Clear Sunny
Hi: 71°FHi: 22°C
Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C Hi: 65°FHi: 18°C
Lo: 40°FLo: 4°C Hi: 65°FHi: 18°C
Lo: 45°FLo: 7°C Hi: 61°FHi: 16°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
Hi: 51°FHi: 11°C
Lo: 35°FLo: 2°C
Hi: 61°FHi: 16°C
POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 830 AM EDT Thu Oct 01 2026 Williamstown, MA Weather - WeatherWorld.com

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Williamstown Forecast Discussion

Meteorlogic Glosserator
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Issued: 644 AM EDT Thu Oct 1 2026

Key Messages

1) There is a low probability of impactful weather through early next week.


Discussion

... KEY MESSAGE 1...

In the wake of a passing overnight shortwave, weak warm air advection and isentropic lift will allow for continued mostly cloudy conditions for today with a few isolated, light rain showers, mainly for areas north and west of Albany. Despite warm 850 hPa temperatures in place (+13 to 15C), clouds should limit how warm areas get. Most areas should reach the mid-60s to mid-70s but s...