National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Canandaigua Airport (KIUA)

Lat: 42.91°NLon: 77.33°WElev: 814ft.

Overcast

38°F

3°C

Humidity 61%
Wind Speed W 7 mph
Barometer 30.14 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Nov 10:35 am EST
Extended Forecast for

Mendon NY

  • Today

    Today: Mostly cloudy, with a high near 42. West wind 6 to 10 mph.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48. Light south wind.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 51. Southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    High: 51 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. West wind 5 to 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 42. West wind 6 to 10 mph.
Tonight
Mostly cloudy, with a low around 27. Calm wind.
Wednesday
Mostly sunny, with a high near 43. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 26. Calm wind.
Thursday
Partly sunny, with a high near 48. Light south wind.
Thursday Night
A chance of showers after 1am. Cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers. Mostly cloudy, with a high near 51. Southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 31. West wind 5 to 7 mph.
Saturday
Mostly cloudy, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Mostly cloudy, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
A chance of showers. Partly sunny, with a high near 49. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendon NY
 43°N 77.51°W (Elev. 545 ft)
Last Update:
9:36 am EST Nov 18, 2025
Forecast Valid:
11am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
Forecast Discussion
 
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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