What is today's weather forecast for Williamstown, NY?

Today's forecast for Williamstown shows a low of 27 degrees Fahrenheit. Snow showers.

What is the 7-day weather forecast for Williamstown, NY?

The 7-day forecast for Williamstown shows highs from 29 to 38 degrees and lows from 17 to 27 degrees Fahrenheit. Expect precipitation on 8 days with chances of 20% or higher.

Will it rain in Williamstown, NY this week?

Yes, rain is possible in Williamstown this week. Precipitation chances: Thursday (90% chance), Friday (60% chance), Saturday (90% chance), Sunday (100% chance), Monday (40% chance), Tuesday (60% chance), Wednesday (60% chance), Thursday (60% chance).

How accurate is the Williamstown weather forecast?

WeatherForYou provides highly accurate Williamstown forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Williamstown, NY Weather Forecast and Current Conditions

WEATHER ALERTS - Lake Effect Snow Warning

Current Conditions From Nearby Station

Switch to Metric Units

29°F
Feels Like 29°F

Humidity 99% Dew Point 29°F Wind Calm Barometer 29.64 in.

Report from a personal weather station 6.8 mi. SSW of central Williamstown
at 4:52 AM Fri, Nov 28, 2025

Point Forecast at a Glance

ThuNov 27

90%

FriNov 28

60%

SatNov 29

50%

SunNov 30

100%

MonDec 1

30%

TueDec 2

60%

WedDec 3

30%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 29°F to 38°F. Unsettled weather expected with snow likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 7°F below the historical average for November-December. Normal highs for this period are around 40°F with lows around 25°F.

This Date in Weather History

1960 - A severe storm produced waves 20 to 40 feet high on Lake Superior. Duluth, MN, was buried under a foot of snow, and clocked wind gusts to 73 mph. The northern shore of Lake Superior was flooded, and property along the shore was battered. Thousands of cords of pulpwood were washed into Lake Superior, and up to three feet of water flooded the main street of Grand Marais. Thunder accompanied the nor'easter .

Williamstown, NY 7 Day Weather Forecast Details

Thursday Nov 27

Night: Snow showers. The snow could be heavy at times. Low around 27. West wind around 13 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.

Friday Nov 28

Day: Snow showers likely, mainly before noon. The snow could be heavy at times. Mostly cloudy, with a high near 34. West wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 23. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday Nov 29

Day: A chance of snow showers before 1pm. Partly sunny, with a high near 34. Northwest wind 5 to 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Night: Snow showers after 1am. Low around 23. Calm wind becoming southeast 5 to 8 mph after midnight. Chance of precipitation is 90%.

Sunday Nov 30

Day: Snow showers before 10am, then rain, possibly mixed with snow showers. High near 38. South wind 10 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Night: Rain and snow showers, becoming all snow after 10pm. Low around 22. Southwest wind 8 to 10 mph. Chance of precipitation is 80%.

Monday Dec 1

Day: A chance of snow showers before 1pm. Partly sunny, with a high near 29. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.

Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.

Tuesday Dec 2

Day: Snow showers likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

Night: A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.

Wednesday Dec 3

Day: A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.

Night: Snow showers likely. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

Thursday Dec 4

Day: Snow showers likely. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

About Williamstown, NY

Williamstown is a town in Oswego County, New York, United States. The population was 1,277 at the 2010 census. The Town of Williamstown is on the county's eastern boundary.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

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