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.

Fair

46°F

8°C

Humidity 89%
Wind Speed E 5 mph
Barometer 30.45 in (1031.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 Sep 9:56 pm EDT
Extended Forecast for

Watertown NY

  • Tonight

    Tonight: Mostly clear, with a low around 40. East wind 3 to 6 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Northeast wind 5 to 8 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 39. Northeast wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Calm wind becoming northeast 5 to 8 mph in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. Northeast wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. Light northeast wind becoming north 5 to 10 mph in the morning.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. Northeast wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. North wind 6 to 13 mph.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. East wind 3 to 6 mph.
Wednesday
Sunny, with a high near 68. Northeast wind 5 to 8 mph.
Wednesday Night
Clear, with a low around 39. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Calm wind becoming northeast 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 44. Northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 69. Light northeast wind becoming north 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 47. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 68. North wind 6 to 13 mph.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
Last Update:
9:57 pm EDT Sep 22, 2026
Forecast Valid:
10pm EDT Sep 22, 2026-6pm EDT Sep 29, 2026
 
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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