Lannon Lake Weather Forecast
- 57
- 83
Chance Thunderstorms
- 56
- 73
Chance Rain Showers
- 56
- 81
Mostly Sunny
- 50
- 72
Partly Sunny
- 50
- 69
Partly Sunny
- 51
- 72
Slight Chance Thunderstorms
Today 10 Jun Big Stone
Partly sunny. A slight chance of Thunderstorms in the Morning, then a chance of Showers with a slight chance of Thunderstorms in the afternoon. Some Thunderstorms may be severe in the morning. Highs in the mid 80s. South Winds 10 to 15 Mph, becoming west 15 to 20 Mph with Gusts up to 30 Mph in the afternoon. Chance of rain 30 percent.
Tonight 10 Jun Big Stone
Showers with a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail. Lows in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.
Lannon Lake Temperature Statistics
June Temperature
Wheaton Municipal Airport (16.8 miles)
Lowest 6 June, 2026
57.2 °FAverage June
72.7 °FHighest 7 June, 2026
89.6 °F
Climate (2021–Present)
Wheaton Municipal Airport (16.8 miles)
Average Low 2021–2026
34.7 °FAverage 2021–2026
44.6 °FAverage High 2021–2026
54.5 °F