Wausau Downtown Airport Weather Forecast
- 56
- 78
Chance Thunderstorms
- 57
- 72
Chance Thunderstorms
- 58
- 70
Rain Showers Likely
- 58
- 73
Chance Thunderstorms
- 56
- 73
Chance Rain Showers
- 54
- 71
Slight Chance Rain Showers
Today 18 Sep Marathon
Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 70s. East wind 5 to 10 Mph. Chance of rain 40 percent.
Tonight 18 Sep Marathon
Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the middle 50s. East wind 5 to 10 Mph. Chance of rain 30 percent.
Wausau Downtown Airport Temperature Statistics
September Temperature
Wausau Downtown Airport (0 miles)
Lowest 8 September, 2025
39 °FAverage September
60.6 °FHighest 16 September, 2025
82.9 °F
Climate (2020–Present)
Wausau Downtown Airport (0 miles)
Average Low 2020–2025
37.5 °FAverage 2020–2025
46.8 °FAverage High 2020–2025
55.9 °F