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

34°F

1°C

Humidity 25%
Wind Speed Calm
Barometer 30.32 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 18 Mar 5:53 pm EDT
Extended Forecast for

2 Miles NNW Grantham NH

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. South wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40. South wind 5 to 10 mph.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Cloudy, then gradually becoming partly cloudy, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 47. West wind around 5 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 4am. Cloudy, with a low around 35. South wind around 5 mph. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers before 10am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.

    High: 48 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 9pm. Partly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. South wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 40. South wind 5 to 10 mph.
Thursday Night
Cloudy, then gradually becoming partly cloudy, with a low around 28. South wind around 5 mph.
Friday
Partly sunny, with a high near 47. West wind around 5 mph.
Friday Night
Showers likely, mainly after 4am. Cloudy, with a low around 35. South wind around 5 mph. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers before 10am. Mostly cloudy, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A chance of rain before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of snow before 9pm. Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Grantham NH
 43.51°N 72.15°W (Elev. 1138 ft)
Last Update:
2:27 pm EDT Mar 18, 2026
Forecast Valid:
6pm EDT Mar 18, 2026-6pm EDT Mar 25, 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