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

67°F

19°C

Humidity 76%
Wind Speed Calm
Barometer 30.06 in (1017.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 31 Aug 6:53 pm EDT
Extended Forecast for

Lebanon NH

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 5am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 58. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain and thunderstorms before 2pm, then rain likely. Areas of fog before 10am. High near 72. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Rain and
    Areas Fog

  • Tuesday Night

    Tuesday Night: Rain likely, mainly between 10pm and 1am. Patchy fog after 1am. Otherwise, cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of rain before 7am, then a chance of showers after 2pm. Areas of dense fog before 9am. Otherwise, mostly cloudy, with a high near 68. Southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance Rain
    and Areas
    Dense Fog

  • Wednesday Night

    Wednesday Night: Showers, mainly after 8pm. Low around 59. Southeast wind around 5 mph. Chance of precipitation is 90%.

    Low: 59 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 5am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 58. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain and thunderstorms before 2pm, then rain likely. Areas of fog before 10am. High near 72. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly between 10pm and 1am. Patchy fog after 1am. Otherwise, cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain before 7am, then a chance of showers after 2pm. Areas of dense fog before 9am. Otherwise, mostly cloudy, with a high near 68. Southeast wind around 5 mph. Chance of precipitation is 30%.
Wednesday Night
Showers, mainly after 8pm. Low around 59. Southeast wind around 5 mph. Chance of precipitation is 90%.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 60.
Friday
Partly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 50.
Labor Day
Mostly sunny, with a high near 77.
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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:
2:24 pm EDT Aug 31, 2026
Forecast Valid:
7pm EDT Aug 31, 2026-6pm EDT Sep 7, 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