McMillan Weather Forecast
- 30
- 74
Rain Showers
- 26
- 41
Partly Sunny
- 24
- 44
Mostly Sunny
- 41
- 53
Partly Sunny
- 39
- 66
Mostly Sunny
- 47
- 69
Mostly Sunny
Today 17 Apr Marathon
Breezy. Partly sunny. Thunderstorms likely in the afternoon. Showers also possible in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the middle 70s. Southeast wind 10 to 15 Mph shifting to the south 15 to 25 Mph in the afternoon. Gusts up to 35 Mph. Chance of rain 70 percent.
Tonight 17 Apr Marathon
Colder. Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a slight chance of Showers after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the lower 30s. West wind 10 to 20 Mph with Gusts to around 30 Mph. Chance of rain 90 percent.
McMillan Temperature Statistics
April Temperature
Marshfield, Marshfield Municipal Airport (6.8 miles)
Lowest 7 April, 2026
17.7 °FAverage April
40.8 °FHighest 13 April, 2026
77 °F
Climate (2021–Present)
Marshfield, Marshfield Municipal Airport (6.8 miles)
Average Low 2021–2026
36.6 °FAverage 2021–2026
46 °FAverage High 2021–2026
55.2 °F