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

Hazardous Weather Conditions

Current conditions at

Jaffrey Airport-Silver Ranch (KAFN)

Lat: 42.81°NLon: 72°WElev: 1010ft.

Mostly Cloudy

83°F

28°C

Humidity 57%
Wind Speed S 5 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 30 Jun 3:52 pm EDT
Extended Forecast for

Peterborough NH

Extreme Heat Warning July 1, 11:00am until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 5 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. West wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Heat index values as high as 108. West wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. West wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 74. West wind around 5 mph.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 108. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 76. West wind around 5 mph.
Friday
Sunny and hot, with a high near 98.
Friday Night
Mostly clear, with a low around 71.
Independence Day
Mostly sunny and hot, with a high near 90.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peterborough NH
 42.87°N 71.94°W (Elev. 928 ft)
Last Update:
3:27 pm EDT Jun 30, 2026
Forecast Valid:
4pm EDT Jun 30, 2026-6pm EDT Jul 7, 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