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.

Thunderstorm Heavy Rain Fog/Mist

61°F

16°C

Humidity 100%
Wind Speed NW 8 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 61°F (16°C)
Visibility 1.50 mi
Last update 13 Aug 4:53 am EDT
Extended Forecast for

Sunapee NH

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. West wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Northwest wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Northwest wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Northwest wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 4pm. Partly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 9pm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. West wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph.
Friday
Sunny, with a high near 76. Northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 53. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 53.
Sunday
A 30 percent chance of showers after 4pm. Partly sunny, with a high near 77.
Sunday Night
Showers likely, mainly after 9pm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers before 10am. Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunapee NH
 43.39°N 72.09°W (Elev. 1099 ft)
Last Update:
2:17 am EDT Aug 13, 2026
Forecast Valid:
5am EDT Aug 13, 2026-6pm EDT Aug 19, 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