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.

Fair

68°F

20°C

Humidity 76%
Wind Speed NW 3 mph
Barometer 29.82 in (1009.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 12 Aug 10:56 pm EDT
Extended Forecast for

Windham NHSimilar City Names

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 59. Northwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Northwest wind around 5 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 63. Calm wind.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 59. Northwest wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Sunny, with a high near 82. Northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Windham NHSimilar City Names
 42.79°N 71.3°W (Elev. 194 ft)
Last Update:
7:16 pm EDT Aug 12, 2026
Forecast Valid:
11pm EDT Aug 12, 2026-6pm EDT Aug 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation