Cape Vincent Weather Forecast
- 38
- 52
Partly Sunny
- 43
- 54
Mostly Sunny
- 49
- 57
Partly Sunny
- 39
- 58
Partly Sunny
- 36
- 48
Partly Sunny
- 43
- 52
Mostly Cloudy
Today 23 Oct Jefferson
Some patchy fog in the Morning, otherwise sunny. Highs in the lower 50s. Light northeast Winds.
Tonight 23 Oct Jefferson
Mostly cloudy in the Evening, then becoming partly cloudy with some patchy fog developing. Lows Ranging from the lower 30s across the tug hill to the mid 30s along the lake Ontario shore. Light Winds.
Cape Vincent Temperature Statistics
October Temperature
Watertown, Watertown International Airport (18 miles)
Lowest 10 October, 2026
32.6 °FAverage October
52.5 °FHighest 1 October, 2026
71.7 °F
Climate (2021–2026)
Watertown, Watertown International Airport (18 miles)
Average Low 2021–2026
38.1 °FAverage 2021–2026
48.1 °FAverage High 2021–2026
57.5 °F