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

57°F

14°C

Humidity 45%
Wind Speed NE 8 mph
Barometer 30.33 in (1027.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 21 May 1:53 pm EDT
Extended Forecast for

Penn Yan NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. North wind around 10 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 41. North wind around 6 mph becoming calm in the evening.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68. East wind 3 to 7 mph.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 46. Northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 55. Southeast wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Sunday

    Sunday: A chance of showers before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. North wind around 10 mph.
Tonight
Partly cloudy, with a low around 41. North wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 68. East wind 3 to 7 mph.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 46. Northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers, mainly after 8am. High near 55. Southeast wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%.
Saturday Night
Showers. Low around 45. Chance of precipitation is 90%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Memorial Day
A chance of showers before 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.65°N 77.06°W (Elev. 719 ft)
Last Update:
2:30 pm EDT May 21, 2026
Forecast Valid:
3pm EDT May 21, 2026-6pm EDT May 27, 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