Cape Vincent Weather Forecast
- 26
- 32
Rain/Snow
- 18
- 38
Rain/Snow
- 14
- 24
Chance Snow Showers
- 19
- 28
Chance Snow Showers
- 12
- 28
Chance Snow Showers
Today 9 Dec Jefferson
Mostly cloudy. Snow Showers likely in the afternoon. Snow may be heavy at Times in the afternoon. Additional accumulation Ranging from an inch or less across the lower Elevations to 1 to 2 Inches on the tug hill. Windy with Highs Ranging from the upper 20s inland to the lower 30s along the lake Ontario shore. South Winds 5 to 10 Mph, increasing to 20 to 30 Mph. Chance of snow 70 percent.
Tonight 9 Dec Jefferson
Partly to mostly cloudy. Cold. Temperatures rising to between zero and 5 below across the tug hill and to between 5 and 10 above along the lake Ontario shore. Light southeast Winds. Wind chill Values as low as 25 below.
Cape Vincent Temperature Statistics
December Temperature
Watertown, Watertown International Airport (18 miles)
Lowest 5 December, 2025
-6 °FAverage December
23.2 °FHighest 3 December, 2025
36 °F
Climate (2020–Present)
Watertown, Watertown International Airport (18 miles)
Average Low 2020–2025
38.9 °FAverage 2020–2025
48.6 °FAverage High 2020–2025
57.6 °F