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.

Partly Cloudy

59°F

15°C

Humidity 87%
Wind Speed Calm
Barometer 30.16 in (1021.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Aug 12:55 am EDT
Extended Forecast for

Newmarket NH

  • Overnight

    Overnight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 63. South wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, mainly before noon, then showers after noon. High near 76. South wind around 5 mph. Chance of precipitation is 90%.

    High: 76 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of showers between 9pm and midnight. Mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm.

    Low: 62 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 3am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 53. Calm wind.
Sunday
Mostly sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 63. South wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before noon, then showers after noon. High near 76. South wind around 5 mph. Chance of precipitation is 90%.
Monday Night
A 30 percent chance of showers between 9pm and midnight. Mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers after 3am. Partly cloudy, with a low around 63.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newmarket NH
 43.07°N 70.93°W (Elev. 33 ft)
Last Update:
6:12 pm EDT Aug 15, 2026
Forecast Valid:
1am EDT Aug 16, 2026-6pm EDT Aug 22, 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