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.

A Few Clouds

58°F

14°C

Humidity 75%
Wind Speed SE 13 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 11 Oct 1:53 pm EDT
Extended Forecast for

Penn Yan NY

  • This Afternoon

    This Afternoon: Showers, mainly after 3pm. High near 58. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 10pm. Patchy fog after 10pm. Low around 52. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 69 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Calm wind becoming southwest 5 to 8 mph after midnight.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 2pm, then showers likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 76. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers, mainly after 3pm. High near 58. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, mainly before 10pm. Patchy fog after 10pm. Low around 52. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 56. Calm wind becoming southwest 5 to 8 mph after midnight.
Tuesday
Showers likely and possibly a thunderstorm before 2pm, then showers likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 76. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 59.
Thursday Night
Showers likely after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Breezy. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Penn Yan NY
 42.65°N 77.06°W (Elev. 719 ft)
Last Update:
2:30 pm EDT Oct 11, 2026
Forecast Valid:
2pm EDT Oct 11, 2026-6pm EDT Oct 17, 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