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.

Fog

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in (1014.2 mb)
Dewpoint 58°F (14°C)
Visibility 0.15 mi
Last update 20 Aug 6:53 am EDT
Extended Forecast for

Grafton NH

  • Today

    Today: Areas of fog before 9am. Otherwise, increasing clouds, with a high near 79. Calm wind becoming northwest around 5 mph.

    High: 79 °F

    Areas Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 52. Calm wind becoming northwest around 5 mph.

    Low: 52 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 79. Calm wind becoming northeast around 5 mph.

    High: 79 °F

    Sunny

  • Friday Night

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

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers after 7am. Mostly cloudy, with a high near 73. East wind around 5 mph.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, increasing clouds, with a high near 79. Calm wind becoming northwest around 5 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 52. Calm wind becoming northwest around 5 mph.
Friday
Sunny, with a high near 79. Calm wind becoming northeast around 5 mph.
Friday Night
Partly cloudy, with a low around 55. Calm wind.
Saturday
A 50 percent chance of showers after 7am. Mostly cloudy, with a high near 73. East wind around 5 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Sunday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grafton NH
 43.55°N 71.96°W (Elev. 899 ft)
Last Update:
2:25 am EDT Aug 20, 2026
Forecast Valid:
7am EDT Aug 20, 2026-6pm EDT Aug 26, 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