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

64°F

18°C

Humidity 46%
Wind Speed N 3 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Sep 2:56 pm EDT
Extended Forecast for

Mont Vernon NH

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Calm wind becoming southeast around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain, mainly after 1pm. High near 54. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Low around 47. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain then
    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 64. North wind around 5 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. North wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Calm wind becoming southeast around 5 mph.
Sunday
Rain, mainly after 1pm. High near 54. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 47. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 64. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 43. North wind around 5 mph.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 59.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mont Vernon NH
 42.91°N 71.69°W (Elev. 771 ft)
Last Update:
2:19 pm EDT Sep 19, 2026
Forecast Valid:
3pm EDT Sep 19, 2026-6pm EDT Sep 26, 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