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

67°F

19°C

Humidity 76%
Wind Speed S 6 mph
Barometer 30.16 in (1020.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Sep 12:53 pm EDT
Extended Forecast for

Grafton NH

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 70. Southeast wind around 5 mph.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, then showers and possibly a thunderstorm after 2am. Patchy fog after 1am. Low around 55. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms before 5pm, then a chance of showers. Areas of fog before 10am. High near 73. Southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 73 °F

    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 70. Southeast wind around 5 mph.
Tonight
Showers likely, then showers and possibly a thunderstorm after 2am. Patchy fog after 1am. Low around 55. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and thunderstorms before 5pm, then a chance of showers. Areas of fog before 10am. High near 73. Southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 58. Calm wind.
Friday
Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 50.
Labor Day
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grafton NH
 43.55°N 71.96°W (Elev. 899 ft)
Last Update:
6:52 am EDT Sep 2, 2026
Forecast Valid:
1pm EDT Sep 2, 2026-6pm EDT Sep 8, 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