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

49°F

9°C

Humidity 56%
Wind Speed NE 5 mph
Barometer 29.89 in (1012.6 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 1 May 12:53 pm EDT
Extended Forecast for

Hammondsport NY

  • This Afternoon

    This Afternoon: Showers, mainly after 3pm. High near 56. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 9pm. Areas of frost after 4am. Low around 34. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 2pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 54. West wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 54 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 32. Light west wind.

    Low: 32 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 58. West wind 5 to 9 mph.

    High: 58 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 41. Chance of precipitation is 20%.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers, mainly after 3pm. High near 56. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, mainly before 9pm. Areas of frost after 4am. Low around 34. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A slight chance of showers after 2pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 54. West wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday Night
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 32. Light west wind.
Sunday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 58. West wind 5 to 9 mph.
Sunday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 68.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Tuesday
Showers likely, mainly after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Wednesday
Showers. High near 64. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
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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:
1:00 pm EDT May 1, 2026
Forecast Valid:
1pm EDT May 1, 2026-6pm EDT May 7, 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