Williamstown, NY Weather Forecast
Local 7-day forecast
Patchy Smoke
Track current conditions, temperature changes, wind, and the full daily outlook for Williamstown, NY in one place.
Patchy smoke. Mostly sunny, with a high near 86. Northwest wind 5 to 9 mph.
Local Weather Overview
This forecast page for Williamstown, NY 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: Jul 14, 2026 11:18 PM EDT.
The active forecast window currently covers Jul 15 to Jul 21, 2026 for Williamstown, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 11:18 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Williamstown
Wednesday looks like the warmest upcoming period in Williamstown at 86 degrees F.
Friday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Thursday at about 1 to 13 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 11:18 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KTYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy smoke before 8pm. Partly cloudy, with a low around 62. West wind 0 to 9 mph.
Sunny, with a high near 84. West wind 1 to 13 mph, with gusts as high as 24 mph.
Partly cloudy, with a low around 58. Northwest wind 1 to 13 mph, with gusts as high as 23 mph.
Sunny, with a high near 79. Northwest wind 1 to 7 mph.
A chance of rain showers after 2am. Partly cloudy, with a low around 57. North wind 0 to 5 mph. Chance of precipitation is 40%.
A chance of rain showers before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 81. South wind around 5 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
A chance of rain showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
A slight chance of rain showers. Partly cloudy, with a low around 60.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of rain showers before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 80.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Patchy Smoke
|
86°F |
5 to 9 mph
NW
|
|
Wednesday Night
Jul 15
|
Patchy Smoke then Partly Cloudy
|
62°F |
0 to 9 mph
W
|
|
Thursday
Jul 16
|
Sunny
|
84°F |
1 to 13 mph
W
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
58°F |
1 to 13 mph
NW
|
|
Friday
Jul 17
|
Sunny
|
79°F |
1 to 7 mph
NW
|
|
Friday Night
Jul 17
|
Partly Cloudy then Chance Rain Showers
|
57°F |
0 to 5 mph
N
|
|
Saturday
Jul 18
|
Showers And Thunderstorms Likely
|
81°F |
5 mph
S
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms Likely
|
60°F |
5 mph
SW
|
|
Sunday
Jul 19
|
Chance Rain Showers
|
80°F |
3 to 7 mph
NW
|
|
Sunday Night
Jul 19
|
Slight Chance Rain Showers
|
60°F |
1 to 6 mph
SW
|
|
Monday
Jul 20
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
83°F |
1 to 6 mph
S
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
62°F |
5 mph
S
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms Likely
|
80°F |
5 to 9 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Williamstown.