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.

Fair

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 30.15 in (1020.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Aug 2:53 am EDT
Extended Forecast for

Sunapee NH

  • Overnight

    Overnight: Mostly clear, with a low around 49. Northwest wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. West wind around 5 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. Calm wind becoming southwest around 5 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 78. Southwest wind 5 to 10 mph.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57. Northwest wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 49. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 74. West wind around 5 mph.
Saturday Night
Increasing clouds, with a low around 55. Calm wind becoming southwest around 5 mph.
Sunday
Partly sunny, with a high near 78. Southwest wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 57. Northwest wind around 5 mph.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 72.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 71.
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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:
2:41 am EDT Aug 29, 2026
Forecast Valid:
3am EDT Aug 29, 2026-6pm EDT Sep 4, 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