Northern Island Weather Forecast
- 26
- 37
Decreasing Clouds
- 18
- 33
Snow Likely
- 12
- 24
Mostly Sunny
- 29
- 36
Chance Snow
- 32
- 44
Rain Likely
- 25
- 39
Chance Rain
- 21
- 35
Chance Snow
Today 6 Dec Knox
Mostly cloudy with a 50 percent chance of snow. Highs in the lower 30s. Light and variable Winds.
Tonight 6 Dec Knox
Partly cloudy. Lows around 20. Light and variable Winds.
Northern Island Temperature Statistics
December Temperature
Rockland, Knox County Regional Airport (8.1 miles)
Lowest 4 December, 2025
9 °FAverage December
30.8 °FHighest 1 December, 2025
41 °F
Climate (2020–Present)
Rockland, Knox County Regional Airport (8.1 miles)
Average Low 2020–2025
39.9 °FAverage 2020–2025
48 °FAverage High 2020–2025
55.2 °F