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

77°F

25°C

Humidity 74%
Wind Speed Calm
Barometer 29.85 in (1009.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Aug 5:53 pm EDT
Extended Forecast for

3 Miles SSW Grantham NH

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Wednesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 59. Calm wind.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 58.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Grantham NH
 43.45°N 72.16°W (Elev. 965 ft)
Last Update:
2:16 pm EDT Aug 18, 2026
Forecast Valid:
6pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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