Current conditions at

Lebanon Municipal Airport (KLEB)

Lat: 43.63°NLon: 72.31°WElev: 558ft.

Fair

58°F

14°C

Humidity 81%
Wind Speed Calm
Barometer 29.84 in (1009.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Jun 7:53 am EDT
Extended Forecast for

Grantham NH

  • Today

    Today: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am.  Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 54. South wind around 5 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  Patchy fog before 8am. High near 73. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 73 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 56. West wind 5 to 10 mph.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 76. West wind around 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

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

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm.  Mostly 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.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 10am.  Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers, mainly after 4am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 54. South wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 8am. High near 73. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 56. West wind 5 to 10 mph.
Juneteenth
Mostly sunny, with a high near 76. West wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 54.
Saturday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 53.
Sunday
A 30 percent chance of showers after 10am. Partly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Showers likely. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Grantham NH
 43.47°N 72.13°W (Elev. 1027 ft)
6:50 am EDT Jun 17, 2026
8am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database