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

Keene, Dillant-Hopkins Airport (KEEN)

Lat: 42.9°NLon: 72.27°WElev: 489ft.

A Few Clouds

84°F

29°C

Humidity 57%
Wind Speed S 14 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 2 Aug 1:56 pm EDT
Extended Forecast for

Winchester NH

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 2am. Areas of fog after midnight. Otherwise, cloudy, with a low around 66. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely and
    Areas Fog

  • Monday

    Monday: Showers and possibly a thunderstorm. Areas of fog before 9am. High near 78. Southwest wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers and
    Areas Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 83. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms, then showers likely after 2am. Areas of fog after midnight. Otherwise, cloudy, with a low around 66. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. Areas of fog before 9am. High near 78. Southwest wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester NH
 42.77°N 72.38°W (Elev. 495 ft)
Last Update:
6:35 am EDT Aug 2, 2026
Forecast Valid:
2pm EDT Aug 2, 2026-6pm EDT Aug 8, 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