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.

Partly Cloudy

25°F

-4°C

Humidity 63%
Wind Speed SW 8 mph
Barometer 29.80 in (1010.7 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 16 Jan 12:53 pm EST
Extended Forecast for

Hammondsport NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 31. South wind around 7 mph.

    High: 31 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 26. South wind around 9 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of rain and snow showers before 4pm, then a slight chance of snow showers after 5pm. Partly sunny, with a high near 40. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    Showers then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 20. Southwest wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 20 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 26. West wind around 7 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 31. South wind around 7 mph.
Tonight
A slight chance of snow showers between 1am and 5am. Mostly cloudy, with a low around 26. South wind around 9 mph. Chance of precipitation is 20%.
Saturday
A chance of rain and snow showers before 4pm, then a slight chance of snow showers after 5pm. Partly sunny, with a high near 40. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 20. Southwest wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Mostly sunny, with a high near 26. West wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 17.
M.L.King Day
Partly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 5.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
12:40 pm EST Jan 16, 2026
Forecast Valid:
1pm EST Jan 16, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation