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

34°F

1°C

Humidity 92%
Wind Speed NE 8 mph
Barometer 29.70 in (1006.2 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 20 Mar 3:56 pm EDT
Extended Forecast for

Watertown NY

  • This Afternoon

    This Afternoon: A chance of rain before 5pm. Cloudy, with a high near 39. North wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Chance Rain

  • Tonight

    Tonight: Patchy fog between 11pm and 3am. Otherwise, cloudy, with a low around 27. North wind 3 to 7 mph.

    Low: 27 °F

    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 40. North wind 3 to 5 mph.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers before 2am, then snow showers, possibly mixed with rain. Low around 31. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow
    Showers then
    Rain/Snow

  • Sunday

    Sunday: Rain and snow showers, becoming all rain after 8am. High near 42. South wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain/Snow
    then Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 24. Northeast wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 24 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 34. North wind around 9 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. Northwest wind around 6 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain before 5pm. Cloudy, with a high near 39. North wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Patchy fog between 11pm and 3am. Otherwise, cloudy, with a low around 27. North wind 3 to 7 mph.
Saturday
Partly sunny, with a high near 40. North wind 3 to 5 mph.
Saturday Night
A chance of snow showers before 2am, then snow showers, possibly mixed with rain. Low around 31. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Rain and snow showers, becoming all rain after 8am. High near 42. South wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 24. Northeast wind around 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 34. North wind around 9 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 21. Northwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
A chance of snow showers after 8pm. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Wednesday
A chance of snow showers. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 48. Chance of precipitation is 40%.
Thursday Night
Rain and snow showers. Low around 24. Chance of precipitation is 80%.
Friday
Rain and snow showers likely. Partly sunny, with a high near 35.
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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:
3:58 pm EDT Mar 20, 2026
Forecast Valid:
4pm EDT Mar 20, 2026-6pm EDT Mar 27, 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