Williamstown, MA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Williamstown, MA in one place.
Mostly sunny, with a high near 61. West wind 3 to 13 mph.
Local Weather Overview
This forecast page for Williamstown, MA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 8, 2026 12:26 PM EDT.
The active forecast window currently covers Oct 9 to Oct 14, 2026 for Williamstown, MA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 9 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 12:26 PM EDT
- Forecast office
- ALY
- Source
- NOAA / NWS
Daily Outlook
This Week in Williamstown
Columbus Day looks like the warmest upcoming period in Williamstown at 67 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Tuesday Night at about 12 to 15 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 12:26 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- ALY
- Radar station
- KENX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 4am. Mostly clear, with a low around 39. Northwest wind 1 to 9 mph.
Patchy fog before 9am. Sunny, with a high near 62. West wind around 2 mph.
Partly cloudy, with a low around 47.
A slight chance of rain showers after 2pm. Mostly cloudy, with a high near 66.
Rain showers. Cloudy, with a low around 54. Chance of precipitation is 80%.
Rain showers before 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 80%.
Mostly cloudy, with a low around 52.
Rain showers likely after 8am. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
A slight chance of rain showers before 8am. Partly sunny, with a high near 53.
Partly cloudy, with a low around 37.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 9
|
Mostly Sunny
|
61°F |
3 to 13 mph
W
|
|
Friday Night
Oct 9
|
Mostly Clear then Patchy Fog
|
39°F |
1 to 9 mph
NW
|
|
Saturday
Oct 10
|
Patchy Fog then Sunny
|
62°F |
2 mph
W
|
|
Saturday Night
Oct 10
|
Partly Cloudy
|
47°F |
2 to 7 mph
S
|
|
Sunday
Oct 11
|
Mostly Cloudy then Slight Chance Rain Showers
|
66°F |
8 mph
S
|
|
Sunday Night
Oct 11
|
Rain Showers
|
54°F |
7 mph
SE
|
|
Columbus Day
Oct 12
|
Rain Showers
|
67°F |
5 mph
NE
|
|
Monday Night
Oct 12
|
Mostly Cloudy
|
52°F |
3 mph
W
|
|
Tuesday
Oct 13
|
Rain Showers Likely
|
63°F |
5 to 14 mph
SW
|
|
Tuesday Night
Oct 13
|
Rain Showers Likely
|
42°F |
12 to 15 mph
NW
|
|
Wednesday
Oct 14
|
Slight Chance Rain Showers then Partly Sunny
|
53°F |
15 mph
NW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
37°F |
7 to 14 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Williamstown.
