National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Overcast

70°F

21°C

Humidity 90%
Wind Speed NW 6 mph
Barometer 29.86 in (1012.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 7:53 am EDT
Extended Forecast for

Londonderry NH

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 80. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Patchy Fog
    then Chance
    Showers

  • Tonight

    Tonight: Patchy fog between 9pm and 3am. Otherwise, mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 80. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog between 9pm and 3am. Otherwise, mostly cloudy, with a low around 61. Calm wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 78.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Londonderry NH
 42.86°N 71.37°W (Elev. 397 ft)
Last Update:
6:15 am EDT Aug 18, 2026
Forecast Valid:
8am EDT Aug 18, 2026-6pm EDT Aug 24, 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