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

55°F

13°C

Humidity 90%
Wind Speed Calm
Barometer 30.20 in (1022.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Aug 9:53 pm EDT
Extended Forecast for

Lebanon NH

  • Tonight

    Tonight: Areas of fog after 1am. Otherwise, mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear
    then Areas
    Fog

  • Sunday

    Sunday: Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain likely, then rain and possibly a thunderstorm after 5am. Low around 62. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers then
    Rain

  • Monday

    Monday: Rain before noon, then showers likely between noon and 2pm. High near 77. South wind around 5 mph. Chance of precipitation is 80%.

    High: 77 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of fog after 1am. Otherwise, mostly clear, with a low around 51. Calm wind.
Sunday
Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Rain likely, then rain and possibly a thunderstorm after 5am. Low around 62. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Rain before noon, then showers likely between noon and 2pm. High near 77. South wind around 5 mph. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 60. Calm wind.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers before 10am. Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon NH
 43.63°N 72.24°W (Elev. 699 ft)
Last Update:
6:12 pm EDT Aug 15, 2026
Forecast Valid:
10pm EDT Aug 15, 2026-6pm EDT Aug 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