Half Moon Lake Weather Forecast
- 51
- 73
Decreasing Clouds
- 60
- 73
Mostly Cloudy
- 56
- 77
Slight Chance Thunderstorms
- 57
- 78
Partly Sunny
- 65
- 81
Chance Rain Showers
- 68
- 85
Chance Thunderstorms
Today 17 Jul Marathon
Mostly cloudy in the morning then clearing. Highs in the lower 70s. North wind 10 to 15 Mph.
Tonight 17 Jul Marathon
Cooler. Cloudy with a chance of Showers. Nearly steady temperature in the mid 50s. North wind 10 to 15 Mph. Chance of rain 40 percent.
Half Moon Lake Temperature Statistics
July Temperature
Mosinee (2.5 miles)
Lowest 7 July, 2025
55.4 °FAverage July
68.5 °FHighest 4 July, 2025
87.8 °F
Climate (2020–Present)
Mosinee (2.5 miles)
Average Low 2020–2025
35.6 °FAverage 2020–2025
42.9 °FAverage High 2020–2025
53.3 °F