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.

Overcast

55°F

13°C

Humidity 96%
Wind Speed Calm
Barometer 30.31 in (1025.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Sep 5:53 am EDT
Extended Forecast for

Grafton NH

  • Today

    Today: A chance of sprinkles before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming west around 5 mph.

    High: 78 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 72. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 56. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 68. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of sprinkles before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming west around 5 mph.
Tonight
Mostly cloudy, with a low around 56. Calm wind.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 72. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 56. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 68. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 43.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 61.
Sunday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 44.
Monday
Mostly cloudy, with a high near 64.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grafton NH
 43.55°N 71.93°W (Elev. 1198 ft)
Last Update:
2:18 am EDT Sep 16, 2026
Forecast Valid:
6am EDT Sep 16, 2026-6pm EDT Sep 22, 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