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

55°F

13°C

Humidity 74%
Wind Speed NW 6 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 14 Oct 9:53 pm EDT
Extended Forecast for

Middlesex NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. North wind around 7 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 58. East wind around 6 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 51. Light and variable wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 69. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: Rain showers before 5am, then a chance of rain and snow showers. Low around 36. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Rain/Snow and
    Breezy

  • Saturday

    Saturday: A chance of rain and snow showers before 8am. Mostly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow
    then Sunny

  • Saturday Night

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

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. North wind around 7 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 58. East wind around 6 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 51. Light and variable wind becoming south 10 to 15 mph in the evening. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 69. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain showers before 5am, then a chance of rain and snow showers. Low around 36. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday
A chance of rain and snow showers before 8am. Mostly sunny, with a high near 44. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Middlesex NY
 42.7°N 77.29°W (Elev. 1286 ft)
Last Update:
2:30 pm EDT Oct 14, 2026
Forecast Valid:
10pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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