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

39°F

4°C

Humidity 65%
Wind Speed W 12 G 18 mph
Barometer 29.77 in (1008.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 14 Mar 10:56 am EDT
Extended Forecast for

Brookline NH

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 45 °F

    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 25. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 25 °F

    Clear and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny through mid morning, then becoming mostly cloudy, with a high near 45. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 31. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 31 °F

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain. High near 61. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Tuesday

    Tuesday: Rain likely before 8am. Partly sunny, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 40 mph.
Tonight
Mostly clear, with a low around 25. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny through mid morning, then becoming mostly cloudy, with a high near 45. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 31. Southeast wind around 5 mph. Chance of precipitation is 60%.
Monday
Rain. High near 61. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 37. Chance of precipitation is 100%.
Tuesday
Rain likely before 8am. Partly sunny, with a high near 48. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 46.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookline NH
 42.75°N 71.67°W (Elev. 397 ft)
Last Update:
6:37 am EDT Mar 14, 2026
Forecast Valid:
11am EDT Mar 14, 2026-6pm EDT Mar 20, 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