John Latsch State Park Weather Forecast
- 74
- 93
Chance Thunderstorms
- 67
- 92
Mostly Sunny
- 66
- 86
Mostly Sunny
- 68
- 88
Partly Sunny
- 68
- 85
Chance Thunderstorms
- 65
- 80
Chance Rain Showers
- 64
- 84
Mostly Sunny
Today 26 Jul Winona
Mostly sunny. Hot with Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 105.
Tonight 26 Jul Winona
Partly cloudy. A slight chance of Showers and Thunderstorms this Evening, then a chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 30 percent. Heat index Values up to 105 early this evening.
John Latsch State Park Temperature Statistics
July Temperature
Winona, Winona Municipal Airport-Max Conrad Field (8.7 miles)
Lowest 23 July, 2026
50 °FAverage July
74.6 °FHighest 14 July, 2026
91.4 °F
Climate (2021–2026)
Winona, Winona Municipal Airport-Max Conrad Field (8.7 miles)
Average Low 2021–2026
39.3 °FAverage 2021–2026
48.4 °FAverage High 2021–2026
57.6 °F