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.

Mostly Cloudy

70°F

21°C

Humidity 71%
Wind Speed Vrbl 3 mph
Barometer 30.17 in (1021.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 6 Jul 8:56 am EDT
Extended Forecast for

Amherst NH

  • Today

    Today: Cloudy, with a high near 77. Calm wind becoming east around 5 mph in the afternoon.

    High: 77 °F

    Cloudy

  • Tonight

    Tonight: Showers, mainly after 1am. Patchy fog after 3am. Low around 58. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers, mainly before 2pm. High near 67. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight. Patchy fog after midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm.

    Low: 55 °F

    Chance
    Showers then
    Patchy Fog

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Cloudy, with a high near 77. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Showers, mainly after 1am. Patchy fog after 3am. Low around 58. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, mainly before 2pm. High near 67. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 30 percent chance of showers before midnight. Patchy fog after midnight. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 84. Calm wind.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny and hot, with a high near 91.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Amherst NH
 42.85°N 71.64°W (Elev. 348 ft)
Last Update:
4:54 am EDT Jul 6, 2026
Forecast Valid:
9am EDT Jul 6, 2026-6pm EDT Jul 12, 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