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.

Fair

78°F

26°C

Humidity 74%
Wind Speed W 6 mph
Barometer 29.92 in (1013.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 Jun 3:55 am EDT
Extended Forecast for

Durham NH

  • Today

    Today: Isolated showers after 11am. Mostly sunny and hot, with a high near 91. Heat index values as high as 96. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70. East wind around 5 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68. Calm wind becoming east around 5 mph in the afternoon.

    High: 68 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

Today
Isolated showers after 11am. Mostly sunny and hot, with a high near 91. Heat index values as high as 96. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70. East wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 56. Calm wind.
Friday
Mostly cloudy, with a high near 68. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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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:
3:09 am EDT Jun 25, 2025
Forecast Valid:
5am EDT Jun 25, 2025-6pm EDT Jul 1, 2025
 
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