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.

A Few Clouds

46°F

8°C

Humidity 96%
Wind Speed S 3 mph
Barometer 30.31 in (1026.2 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 22 Sep 1:53 am EDT
Extended Forecast for

Lebanon NH

  • Overnight

    Overnight: Cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Cloudy

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming northeast around 5 mph.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Patchy Fog

  • Wednesday

    Wednesday: Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of fog after 9pm. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Areas Fog

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 43. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming northeast around 5 mph.
Tuesday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 40. Calm wind.
Wednesday
Sunny, with a high near 66. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Areas of fog after 9pm. Otherwise, mostly clear, with a low around 39. Calm wind.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 43.
Friday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 65.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 64.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 67.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon NH
 43.64°N 72.27°W (Elev. 492 ft)
Last Update:
3:00 pm EDT Sep 21, 2026
Forecast Valid:
2am EDT Sep 22, 2026-6pm EDT Sep 28, 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