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

72°F

22°C

Humidity 61%
Wind Speed N 5 mph
Barometer 29.83 in (1009.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Apr 5:53 pm EDT
Extended Forecast for

Sunapee NH

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 54. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 72. Southeast wind around 5 mph becoming southwest in the morning. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 56. Southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 67. Southwest wind around 5 mph becoming north in the afternoon.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 48. Northeast wind around 5 mph.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 9am. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.

    High: 54 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 54. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 72. Southeast wind around 5 mph becoming southwest in the morning. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 56. Southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 67. Southwest wind around 5 mph becoming north in the afternoon.
Friday Night
A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 48. Northeast wind around 5 mph.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 44.
Sunday
Showers likely, mainly after 9am. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.
Sunday Night
A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sunapee NH
 43.39°N 72.09°W (Elev. 1099 ft)
Last Update:
2:29 pm EDT Apr 15, 2026
Forecast Valid:
6pm EDT Apr 15, 2026-6pm EDT Apr 22, 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