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

38°F

3°C

Humidity 93%
Wind Speed Calm
Barometer 29.99 in (1015.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 9 Oct 5:53 am EDT
Extended Forecast for

Grantham NH

  • Today

    Today: Mostly sunny, with a high near 60. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58. Northwest wind around 5 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 10pm. Otherwise, increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Frost

  • Sunday

    Sunday: Mostly cloudy, with a high near 63. South wind around 5 mph.

    High: 63 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 49. Chance of precipitation is 90%.

    Low: 49 °F

    Showers

  • Columbus Day

    Columbus Day: Showers likely before 8am. Partly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely then
    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 60. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 39. Northwest wind around 5 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 58. Northwest wind around 5 mph.
Saturday Night
Patchy frost after 10pm. Otherwise, increasing clouds, with a low around 41. Calm wind.
Sunday
Mostly cloudy, with a high near 63. South wind around 5 mph.
Sunday Night
Showers, mainly after 9pm. Low around 49. Chance of precipitation is 90%.
Columbus Day
Showers likely before 8am. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 49.
Tuesday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grantham NH
 43.49°N 72.15°W (Elev. 1138 ft)
Last Update:
2:13 am EDT Oct 9, 2026
Forecast Valid:
6am EDT Oct 9, 2026-6pm EDT Oct 15, 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