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

46°F

8°C

Humidity 83%
Wind Speed W 15 G 23 mph
Barometer 29.81 in (1009.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 19 Apr 12:56 am EDT
Extended Forecast for

Watertown NY

  • Overnight

    Overnight: Showers. Low around 36. West wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers

  • Sunday

    Sunday: Rain and snow showers before 10am, then a slight chance of rain showers between 10am and 11am. High near 44. West wind 7 to 14 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. West wind 8 to 10 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 38. West wind around 9 mph.

    High: 38 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 24. Southwest wind around 6 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 46. Southwest wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. South wind around 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Northwest wind 6 to 8 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 36. West wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain and snow showers before 10am, then a slight chance of rain showers between 10am and 11am. High near 44. West wind 7 to 14 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 28. West wind 8 to 10 mph.
Monday
Partly sunny, with a high near 38. West wind around 9 mph.
Monday Night
Mostly clear, with a low around 24. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 46. Southwest wind 6 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 38. South wind around 8 mph.
Wednesday
Partly sunny, with a high near 54. Northwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 62.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 50%.
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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:
10:03 pm EDT Apr 18, 2026
Forecast Valid:
1am EDT Apr 19, 2026-6pm EDT Apr 25, 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