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.

Overcast and Breezy

42°F

6°C

Humidity 55%
Wind Speed W 21 G 36 mph
Barometer 29.88 in (1012.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 5 Apr 5:53 pm EDT
Extended Forecast for

Hammondsport NY

  • Tonight

    Tonight: A chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain showers before noon, then a slight chance of rain and snow showers between noon and 1pm, then a chance of rain showers after 1pm. Partly sunny, with a high near 47. West wind around 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow showers likely, becoming all snow after 2am. Mostly cloudy, with a low around 28. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of snow showers, mixing with rain after 11am, then gradually ending. Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday
A slight chance of rain showers before noon, then a slight chance of rain and snow showers between noon and 1pm, then a chance of rain showers after 1pm. Partly sunny, with a high near 47. West wind around 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Rain and snow showers likely, becoming all snow after 2am. Mostly cloudy, with a low around 28. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers, mixing with rain after 11am, then gradually ending. Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hammondsport NY
 42.41°N 77.23°W (Elev. 801 ft)
Last Update:
5:59 pm EDT Apr 5, 2026
Forecast Valid:
6pm EDT Apr 5, 2026-6pm EDT Apr 12, 2026
 
Forecast Discussion
 
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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