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.

Fog/Mist

66°F

19°C

Humidity 94%
Wind Speed NE 5 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 64°F (18°C)
Visibility 1.50 mi
Last update 3 Sep 10:55 am EDT
Extended Forecast for

Durham NH

  • Today

    Today: A chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind around 5 mph becoming north in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 73. Northeast wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind around 5 mph becoming north in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm.
Saturday
A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 73. Northeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 51.
Labor Day
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Durham NH
 43.13°N 70.91°W (Elev. 39 ft)
Last Update:
6:17 am EDT Sep 3, 2026
Forecast Valid:
11am EDT Sep 3, 2026-6pm EDT Sep 9, 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