Saint Charles Weather Forecast
- 58
- 83
Rain Showers
- 55
- 78
Mostly Sunny
- 62
- 84
Mostly Sunny
- 69
- 91
Mostly Sunny
- 72
- 95
Mostly Sunny
- 70
- 95
Mostly Sunny
Today 9 Jun St. Charles
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 St. Charles
Partly cloudy in the Evening, then becoming clear. Lows in the upper 50s. Northwest Winds 5 to 10 Mph.
Saint Charles Temperature Statistics
June Temperature
St. Louis Lambert International Airport (6.2 miles)
Lowest 2 June, 2024
62.7 °FAverage June
76.2 °FHighest 3 June, 2024
91.7 °F
Climate (2019–Present)
St. Louis Lambert International Airport (6.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
50.1 °FAverage 2019–2024
59.1 °FAverage High 2019–2024
68.4 °F