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

59°F

15°C

Humidity 60%
Wind Speed SW 5 mph
Barometer 30.46 in (1031.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 11:53 am EDT
Extended Forecast for

Penn Yan NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 65. Southeast wind around 7 mph.

    High: 65 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind 6 to 10 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly between 11am and noon, then rain after noon. High near 59. South wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Rain

  • Sunday Night

    Sunday Night: Showers before 2am. Low around 53. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 67. Northwest wind around 6 mph.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 65. Southeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 50. South wind 6 to 10 mph.
Sunday
Showers likely, mainly between 11am and noon, then rain after noon. High near 59. South wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Showers before 2am. Low around 53. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Mostly cloudy, with a high near 67. Northwest wind around 6 mph.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 48. Chance of precipitation is 80%.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.68°N 77.06°W (Elev. 961 ft)
Last Update:
6:37 am EDT Oct 10, 2026
Forecast Valid:
12pm EDT Oct 10, 2026-6pm EDT Oct 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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