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

Rochester, Greater Rochester International Airport (KROC)

Lat: 43.12°NLon: 77.68°WElev: 558ft.

Overcast

74°F

23°C

Humidity 69%
Wind Speed N 8 mph
Barometer 30.16 in (1021.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Sep 2:54 pm EDT
Extended Forecast for

Mendon NY

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 56. North wind 5 to 7 mph becoming west in the evening.

    Low: 56 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 10 mph in the morning.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. East wind 3 to 6 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 66. Light and variable wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 50. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Northeast wind 8 to 11 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 56. North wind 5 to 7 mph becoming west in the evening.
Friday
Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, with a low around 46. Light and variable wind.
Saturday
Partly sunny, with a high near 67. East wind 3 to 6 mph.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 66. Light and variable wind becoming north 5 to 8 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 50. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 62. Northeast wind 8 to 11 mph.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mendon NY
 42.98°N 77.54°W (Elev. 600 ft)
Last Update:
2:22 pm EDT Sep 17, 2026
Forecast Valid:
3pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
 
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