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

Penn Yan, Penn Yan Airport (KPEO)

Lat: 42.64°NLon: 77.05°WElev: 902ft.

Fair

74°F

23°C

Humidity 62%
Wind Speed W 5 mph
Barometer 29.93 in (1012.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 7:53 pm EDT
Extended Forecast for

Penn Yan NY

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Light west wind.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Isolated showers before 10am. Mostly sunny, with a high near 74. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.

    High: 74 °F

    Isolated
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Light and variable wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. Light west wind.
Friday
Isolated showers before 10am. Mostly sunny, with a high near 74. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 54. Light and variable wind.
Saturday
Sunny, with a high near 77. Light and variable wind.
Saturday Night
Mostly clear, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.65°N 77.06°W (Elev. 719 ft)
Last Update:
7:31 pm EDT Aug 27, 2026
Forecast Valid:
8pm EDT Aug 27, 2026-6pm EDT Sep 3, 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