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

Manchester Airport (KMHT)

Lat: 42.93°NLon: 71.44°WElev: 223ft.

Mostly Cloudy

48°F

9°C

Humidity 71%
Wind Speed NW 13 G 23 mph
Barometer 29.69 in (1006.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 8 Nov 8:53 am EST
Extended Forecast for

Merrimack NH

  • Today

    Today: Mostly cloudy, then becoming sunny late, with a high near 55. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 36. West wind around 5 mph becoming calm.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of rain before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 58. West wind 5 to 10 mph.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. West wind around 5 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Calm wind becoming west around 5 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then becoming sunny late, with a high near 55. West wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 36. West wind around 5 mph becoming calm.
Monday
A 20 percent chance of rain before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 58. West wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 34. West wind around 5 mph.
Tuesday
Mostly sunny, with a high near 58. Calm wind becoming west around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 36.
Veterans Day
Mostly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrimack NH
 42.85°N 71.46°W (Elev. 194 ft)
Last Update:
9:19 am EST Nov 8, 2026
Forecast Valid:
9am EST Nov 8, 2026-6pm EST Nov 14, 2026
 
Forecast Discussion
 
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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