Gravely Bay Weather Forecast
- 27
- 32
Snow Showers Likely
- 19
- 34
Snow
- 16
- 23
Chance Snow Showers
- 23
- 29
Snow Showers
- 28
- 31
Slight Chance Rain/Snow
- 35
- 40
Chance Rain Showers
- 27
- 43
Rain Showers Likely
Today 12 Dec Jefferson
Partly sunny with a 50 percent chance of snow Showers. Highs Ranging from the mid 20s inland to around 30 along the lake Ontario shore. West Winds 10 to 15 Mph with Gusts up to 30 Mph.
Tonight 12 Dec Jefferson
Lake effect snow late this Evening, then snow Showers likely. Additional accumulation in the most persistent Snows Ranging from an inch or less across the lower Elevations to 1 to 2 Inches on the tug hill. Lows Ranging from 15 to 20 across the tug hill to 20 to 25 along the lake Ontario shore. Light Winds, becoming south 5 to 10 Mph. Chance of snow 90 percent.
Gravely Bay Temperature Statistics
December Temperature
Watertown, Watertown International Airport (16.8 miles)
Lowest 5 December, 2025
-6 °FAverage December
22.8 °FHighest 3 December, 2025
36 °F
Climate (2020–Present)
Watertown, Watertown International Airport (16.8 miles)
Average Low 2020–2025
38.8 °FAverage 2020–2025
48.6 °FAverage High 2020–2025
57.6 °F