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

64°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 30.08 in (1018.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 May 11:53 pm EDT
Extended Forecast for

Penn Yan NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 60. Southwest wind around 6 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. Southwest wind 9 to 11 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. Southwest wind around 8 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 60. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 89. Southwest wind 9 to 11 mph.
Monday Night
Mostly clear, with a low around 67. Southwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 87. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers before 2pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 43.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Friday Night
Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Sunday
Showers likely. Partly sunny, with a high near 71. Chance of precipitation is 60%.
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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:
12:54 am EDT May 18, 2026
Forecast Valid:
1am EDT May 18, 2026-6pm EDT May 24, 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