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.

Fog/Mist

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 29.87 in (1011.1 mb)
Dewpoint 53°F (12°C)
Visibility 5.00 mi
Last update 12 Oct 2:56 am EDT
Extended Forecast for

Watertown NY

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 7am. Otherwise, cloudy, with a high near 62. Calm wind becoming west 5 to 8 mph in the morning.

    High: 62 °F

    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: A chance of showers, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 54. Light south wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 66. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 49. Southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. West wind 3 to 7 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Light north wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Northeast wind around 6 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 52. Calm wind.
Columbus Day
Patchy fog before 7am. Otherwise, cloudy, with a high near 62. Calm wind becoming west 5 to 8 mph in the morning.
Monday Night
A chance of showers, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 54. Light south wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 66. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 49. Southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, with a high near 59. West wind 3 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 44. Light north wind.
Thursday
Mostly sunny, with a high near 56. Northeast wind around 6 mph.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
Showers. High near 58. Chance of precipitation is 90%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
Last Update:
2:22 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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