Thurso Bay Weather Forecast
- 7
- 26
Chance Snow Showers
- 25
- 28
Mostly Cloudy
- 19
- 34
Snow Showers Likely
- 7
- 22
Chance Snow Showers
- 11
- 17
Chance Snow Showers
- 23
- 29
Snow Showers Likely
Today 4 Dec Jefferson
Patchy lake effect snow Showers likely with blowing snow late this Morning, then mostly cloudy with a chance of snow Showers early this afternoon. Partly sunny late. Additional accumulation an inch or less. Windy, cold. Temperatures falling to around 15 inland and to the lower 20s along the lake Ontario shore. Northwest Winds 20 to 30 Mph. Chance of snow 70 percent.
Tonight 4 Dec Jefferson
Mainly clear and windy. Much Colder with Lows Ranging from zero to 5 below across the tug hill to zero to 5 above along the lake Ontario shore. Northwest Winds 20 to 30 Mph, becoming light.
Thurso Bay Temperature Statistics
December Temperature
Watertown, Watertown International Airport (21.1 miles)
Lowest 1 December, 2025
19 °FAverage December
24.4 °FHighest 1 December, 2025
34 °F
Climate (2020–Present)
Watertown, Watertown International Airport (21.1 miles)
Average Low 2020–2025
38.9 °FAverage 2020–2025
48.6 °FAverage High 2020–2025
57.6 °F