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

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Overcast

69°F

21°C

Humidity 90%
Wind Speed SE 3 mph
Barometer 29.84 in (1010.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 9:55 pm EDT
Extended Forecast for

Durham NH

  • Tonight

    Tonight: Areas of fog after midnight. Otherwise, mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy
    then Areas
    Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly between 2pm and 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 80. Northeast wind 5 to 10 mph becoming east in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Chance
    Showers and
    Areas Fog

  • Tuesday Night

    Tuesday Night: Areas of fog after 2am. Otherwise, increasing clouds, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy
    then Areas
    Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of fog after midnight. Otherwise, mostly cloudy, with a low around 63. Calm wind.
Tuesday
A 30 percent chance of showers, mainly between 2pm and 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 80. Northeast wind 5 to 10 mph becoming east in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Areas of fog after 2am. Otherwise, increasing clouds, with a low around 62. Calm wind.
Wednesday
Areas of fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. Calm wind.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 58.
Saturday
A chance of showers between 11am and 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
Showers likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Durham NH
 43.14°N 70.94°W (Elev. 75 ft)
Last Update:
9:43 pm EDT Aug 17, 2026
Forecast Valid:
10pm EDT Aug 17, 2026-6pm EDT Aug 24, 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