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.

Mostly Cloudy

67°F

19°C

Humidity 84%
Wind Speed S 3 mph
Barometer 29.89 in (1011.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 8:53 pm EDT
Extended Forecast for

Dorchester NH

  • Tonight

    Tonight: Areas of fog after 4am. Otherwise, partly cloudy, with a low around 56. Calm wind becoming west around 5 mph.

    Low: 56 °F

    Partly Cloudy
    then Areas
    Fog

  • Thursday

    Thursday: Areas of fog before 9am. Otherwise, increasing clouds, with a high near 76. West wind around 5 mph.

    High: 76 °F

    Areas Fog
    then Cloudy

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 51. Calm wind becoming northwest around 5 mph.

    Low: 51 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 80%.

    High: 75 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely then
    Mostly Cloudy

Detailed Forecast

Tonight
Areas of fog after 4am. Otherwise, partly cloudy, with a low around 56. Calm wind becoming west around 5 mph.
Thursday
Areas of fog before 9am. Otherwise, increasing clouds, with a high near 76. West wind around 5 mph.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 51. Calm wind becoming northwest around 5 mph.
Friday
Sunny, with a high near 77. Calm wind.
Friday Night
Partly cloudy, with a low around 52. Calm wind.
Saturday
Partly sunny, with a high near 74.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 80%.
Sunday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester NH
 43.75°N 71.94°W (Elev. 1273 ft)
Last Update:
6:00 pm EDT Aug 19, 2026
Forecast Valid:
9pm EDT Aug 19, 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