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

61°F

16°C

Humidity 88%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Jun 9:53 pm EDT
Extended Forecast for

Sunapee NH

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. Calm wind becoming west around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 56. Calm wind becoming south around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers likely after 5pm. Mostly cloudy, with a high near 75. Southwest wind around 5 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 57. West wind around 5 mph becoming calm.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Calm wind becoming west around 5 mph.
Thursday
Partly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 56. Calm wind becoming south around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers likely after 5pm. Mostly cloudy, with a high near 75. Southwest wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 57. West wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 83.
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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:
6:25 pm EDT Jun 24, 2026
Forecast Valid:
12am EDT Jun 25, 2026-6pm EDT Jul 1, 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