Pontoon Beach Weather Forecast
- 58
- 83
Becoming Sunny
- 55
- 78
Mostly Sunny
- 62
- 83
Partly Sunny
- 68
- 90
Slight Chance Thunderstorms
- 71
- 94
Mostly Sunny
- 69
- 94
Mostly Sunny
Today 9 Jun Madison
Mostly cloudy. Scattered Showers with isolated Thunderstorms this Morning, then isolated Showers this afternoon. Highs in the lower 80s. North Winds 5 to 10 Mph. Chance of rain 50 percent.
Tonight 9 Jun Madison
Partly cloudy in the Evening, then becoming clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.
Pontoon Beach Temperature Statistics
June Temperature
St. Louis Regional Airport (11.2 miles)
Lowest 7 June, 2024
58.3 °FAverage June
70 °FHighest 3 June, 2024
86 °F
Climate (2019–Present)
St. Louis Regional Airport (11.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
45.8 °FAverage 2019–2024
53.6 °FAverage High 2019–2024
65.6 °F