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

58°F

14°C

Humidity 87%
Wind Speed NW 6 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 May 3:56 am EDT
Extended Forecast for

Nashua NH

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.

    High: 80 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 62. Southeast wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. Southwest wind around 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers after 2pm. Mostly sunny and hot, with a high near 90. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.
Tonight
Mostly clear, with a low around 62. Southeast wind around 5 mph.
Tuesday
Mostly sunny and hot, with a high near 94. West wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 70. Southwest wind around 5 mph.
Wednesday
A 40 percent chance of showers after 2pm. Mostly sunny and hot, with a high near 90. West wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nashua NH
 42.75°N 71.49°W (Elev. 180 ft)
Last Update:
4:16 am EDT May 18, 2026
Forecast Valid:
5am EDT May 18, 2026-6pm EDT May 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