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

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Partly Cloudy

57°F

14°C

Humidity 90%
Wind Speed Calm
Barometer 30.11 in (1019.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 1:53 am EDT
Extended Forecast for

Thetford VT

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A chance of showers between 2am and 5am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 30%.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 57. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 52. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A chance of showers between 2am and 5am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm, mainly after 5pm. Mostly cloudy, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 57. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 51. Calm wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. Calm wind.
Wednesday
Sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54. Calm wind.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 82. Light south wind.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58. Calm wind.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 81. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Thetford VT
 43.83°N 72.26°W (Elev. 699 ft)
Last Update:
6:17 pm EDT Aug 21, 2026
Forecast Valid:
2am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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