Lake Wausau Weather Forecast
- 47
- 73
Decreasing Clouds
- 41
- 70
Mostly Sunny
- 38
- 64
Partly Sunny
- 46
- 66
Partly Sunny
- 57
- 75
Mostly Sunny
- 51
- 76
Chance Rain Showers
Today 6 Oct Marathon
Breezy. Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 70s. South wind 10 to 15 Mph shifting to the southwest 15 to 25 Mph in the afternoon.
Tonight 6 Oct Marathon
Mostly clear. Lows in the upper 40s. Southwest wind 5 to 10 Mph shifting to the northwest after midnight.
Lake Wausau Temperature Statistics
October Temperature
Wausau Downtown Airport (0.6 miles)
Lowest 3 October, 2026
37 °FAverage October
53.2 °FHighest 1 October, 2026
68.6 °F
Climate (2021–2026)
Wausau Downtown Airport (0.6 miles)
Average Low 2021–2026
37.3 °FAverage 2021–2026
46.7 °FAverage High 2021–2026
56 °F