Friday
Partly sunny
High:
73°F
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 73. West wind 5 to 8 mph.
Saint Charles, MO Weather - Extended Forecast
Friday Night
Chance of showers
Overnight low:
50°F
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Northwest wind around 6 mph. Chance of precipitation is 30%.
Saturday
Chance of showers
High:
68°F
A 30 percent chance of showers. Mostly sunny, with a high near 68.
Saturday Night
Chance of showers
Overnight low:
48°F
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Sunday
Chance of showers
High:
71°F
Sunday Night
Mostly clear
Overnight low:
49°F
Monday
Sunny
High:
74°F
Monday Night
Mostly clear
Overnight low:
53°F
Tuesday
Mostly sunny
High:
79°F
Tuesday Night
Partly cloudy
Overnight low:
57°F
Wednesday
Chance of showers
High:
82°F