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

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Overcast

32°F

0°C

Humidity 75%
Wind Speed Calm
Barometer 30.05 in (1018.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 21 Mar 11:56 am EDT
Extended Forecast for

Watertown NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Northwest wind 3 to 5 mph.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain and snow before midnight, then snow likely between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 31. East wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 43. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Northeast wind around 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: Partly sunny, with a high near 34. North wind around 10 mph.

    High: 34 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. North wind 3 to 5 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 26. Southwest wind around 8 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers before 2pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Northwest wind 3 to 5 mph.
Tonight
A chance of rain and snow before midnight, then snow likely between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 31. East wind 3 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 43. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. Northeast wind around 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Partly sunny, with a high near 34. North wind around 10 mph.
Monday Night
Mostly clear, with a low around 20. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 39. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Southwest wind around 8 mph. Chance of precipitation is 40%.
Wednesday
A chance of snow showers before 2pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 33. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
Last Update:
9:58 am EDT Mar 21, 2026
Forecast Valid:
12pm EDT Mar 21, 2026-6pm EDT Mar 27, 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