SAINT CHARLES, MO 63301 Weather Forecast & Current Conditions

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ST. CHARLES, MO
Current Weather

1:54 AM CDT APR 4, 2026
Overcast
73°F
Feels Like: 73°F
Dewpoint: 63°F
Rel. Hum.: 71%
Visibility: 10 miles
Wind: S at 12 mph
Pressure: 29.87 inches
Last 72 hours

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SAINT CHARLES, MO 63301
Weather Forecast

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REST OF TONIGHT
Showers with a chance of thunderstorms. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
SATURDAY
Showers with a chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Much cooler. Less humid with highs in the lower 60s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
SATURDAY NIGHT
Partly cloudy in the evening, then clearing. Much cooler with lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
SUNDAY
Sunny. Highs in the upper 50s. Northwest winds 10 to 15 mph.
SUNDAY NIGHT
Clear. Lows around 40. West winds 5 to 10 mph.
MONDAY
Sunny. Highs in the lower 60s.
MONDAY NIGHT
Mostly cloudy. A slight chance of rain showers after midnight. Lows in the mid 30s. Chance of rain 20 percent.
TUESDAY AND TUESDAY NIGHT
Mostly cloudy. Highs in the lower 50s. Lows around 40.
WEDNESDAY AND WEDNESDAY NIGHT
Partly cloudy. Highs in the lower 70s. Lows in the lower 50s.
THURSDAY AND THURSDAY NIGHT
Partly cloudy. A 20 percent chance of showers. Highs in the mid 70s. Lows in the mid 50s.
FRIDAY
Partly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.

Visible Weather Satellite
SAINT CHARLES, MO 63301
Infrared Weather Satellite
SAINT CHARLES, MO 63301
NEXRAD Weather Radar
SAINT CHARLES, MO 63301

ST. CHARLES, MO 3 hourly weather forecast

weather forecast created  6:00 PM CST  4/ 3/2026
Saturday
4 APR 2026
SAINT CHARLES, MO 63301 weather forecast Day 1, 0 hours 12 AM 70° 70° Mostly Cloudy 97%
RAIN
***
0% Thunder
( 41% severe)
S   13 73% 61°
Low 54° SAINT CHARLES, MO 63301 weather forecast Day 1, 3 hours 3 AM 64° 63° Mostly Cloudy SW   12 87% 60°
High 61° SAINT CHARLES, MO 63301 weather forecast Day 1, 6 hours 6 AM 59° 57° Mostly Cloudy 64%
RAIN
.1–.25 in
0% Thunder
( 6% severe)
W   12 83% 54°

Mostly Cloudy

Rain Likely

SAINT CHARLES, MO 63301 weather forecast Day 1, 9 hours 9 AM 55° 51° Mostly Cloudy WNW   14 77% 48°
SAINT CHARLES, MO 63301 weather forecast Day 1, 12 hours 12 PM 54° 50° Mostly Cloudy 8%

0% Thunder
( 1% severe)
W   15 66% 43°
SAINT CHARLES, MO 63301 weather forecast Day 1, 15 hours 3 PM 56° 52° Mostly Cloudy W   17 55% 40°
SAINT CHARLES, MO 63301 weather forecast Day 1, 18 hours 6 PM 52° 47° Partly Cloudy 0%

0% Thunder
( 1% severe)
WNW   15 54% 36°
SAINT CHARLES, MO 63301 weather forecast Day 1, 21 hours 9 PM 46° 41° Partly Cloudy WNW   12 60% 33°
Sunday
5 APR 2026
SAINT CHARLES, MO 63301 weather forecast Day 2, 0 hours 12 AM 43° 38° Clear 0%

0% Thunder
( 1% severe)
WNW   9 68% 33°
Low 36° SAINT CHARLES, MO 63301 weather forecast Day 2, 3 hours 3 AM 40° 34° Partly Cloudy WNW   9 70% 31°
High 58° SAINT CHARLES, MO 63301 weather forecast Day 2, 6 hours 6 AM 38° 32° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   8 73% 30°

Partly Cloudy



SAINT CHARLES, MO 63301 weather forecast Day 2, 9 hours 9 AM 46° 41° Partly Cloudy NW   12 58% 32°
SAINT CHARLES, MO 63301 weather forecast Day 2, 12 hours 12 PM 53° 49° Clear 0%

0% Thunder
( 0% severe)
WNW   12 46% 33°
SAINT CHARLES, MO 63301 weather forecast Day 2, 15 hours 3 PM 57° 54° Clear WNW   12 40% 33°
SAINT CHARLES, MO 63301 weather forecast Day 2, 18 hours 6 PM 54° 52° Clear 0%

0% Thunder
( 1% severe)
WNW   7 47% 34°
SAINT CHARLES, MO 63301 weather forecast Day 2, 21 hours 9 PM 47° 46° Clear W   3 63% 35°

ST. CHARLES, MO extended weather forecast

Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Thursday
9 APR 2026
Friday
10 APR 2026
Low 41° Low 36° Low 38° Low 51° Low 54°
High 63° High 52° High 72° High 67° High 75°
SAINT CHARLES, MO 63301 weather forecast Day 3 SAINT CHARLES, MO 63301 weather forecast Day 4 SAINT CHARLES, MO 63301 weather forecast Day 5 SAINT CHARLES, MO 63301 weather forecast Day 6 SAINT CHARLES, MO 63301 weather forecast Day 7
Mostly Cloudy
20% Rain
Overcast
34% Rain/Snow
Partly Cloudy
26% Rain
Overcast
45% Rain
Overcast
35% Rain
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