Tuesday
Sunny
High:
52°F
Sunny, with a high near 52.
Saint Charles, MO Weather - Extended Forecast
Tuesday Night
Partly cloudy
Overnight low:
36°F
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny
High:
55°F
Mostly sunny, with a high near 55.
Wednesday Night
Mostly cloudy
Overnight low:
45°F
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 45.
Thursday
Chance of rain
High:
58°F
Thursday Night
Partly cloudy
Overnight low:
26°F
Friday
Mostly sunny
High:
41°F
Friday Night
Mostly cloudy
Overnight low:
35°F
Saturday
Chance of rain
High:
57°F