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

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Light Rain

74°F

23°C

Humidity 71%
Wind Speed W 5 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 30 Aug 8:56 pm EDT
Extended Forecast for

Windham NH

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Northwest wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly after 1am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers. Patchy fog before 9am. High near 72. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%.

    High: 72 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers after 11am. Mostly cloudy, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 3am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Northwest wind around 5 mph.
Monday
Mostly sunny, with a high near 81. Calm wind.
Monday Night
A 50 percent chance of showers, mainly after 1am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers. Patchy fog before 9am. High near 72. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%.
Tuesday Night
Showers likely, mainly before 1am. Cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers after 11am. Mostly cloudy, with a high near 72.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Thursday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers before 3am. Mostly cloudy, with a low around 60.
Friday
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Windham NH
 42.81°N 71.29°W (Elev. 249 ft)
Last Update:
8:42 pm EDT Aug 30, 2026
Forecast Valid:
9pm EDT Aug 30, 2026-6pm EDT Sep 6, 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