National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Barre / Montpelier, Knapp State Airport (KMPV)

Lat: 44.2°NLon: 72.57°WElev: 1165ft.

Fair

64°F

18°C

Humidity 75%
Wind Speed W 7 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 4 Aug 2:51 am EDT
Extended Forecast for

Williamstown VT

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 55. West wind around 6 mph.

    Low: 55 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 81. Northwest wind 5 to 8 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 85. Light south wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 55. West wind around 6 mph.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Northwest wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 58. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Calm wind.
Thursday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 85. Light south wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 66. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Light west wind. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 63. Light southwest wind.
Monday
A 50 percent chance of showers. Mostly sunny, with a high near 83. West wind 3 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williamstown VT
 44.1°N 72.53°W (Elev. 1198 ft)
Last Update:
2:19 am EDT Aug 4, 2026
Forecast Valid:
3am EDT Aug 4, 2026-6pm EDT Aug 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation