Hourly Weather Forecast - Saint Charles, MO

10 AM
64°F
0%
3mph
WSW
Sunny
Humidity
57%
Feels like
64°F
Dew Point
48°F
11 AM
69°F
0%
4mph
WSW
Sunny
Humidity
49%
Feels like
69°F
Dew Point
49°F
12 PM
74°F
0%
5mph
WSW
Sunny
Humidity
42%
Feels like
74°F
Dew Point
50°F
1 PM
79°F
0%
5mph
W
Sunny
Humidity
36%
Feels like
79°F
Dew Point
50°F
2 PM
82°F
0%
6mph
W
Sunny
Humidity
32%
Feels like
81°F
Dew Point
49°F
3 PM
83°F
0%
6mph
W
Mostly Sunny
Humidity
30%
Feels like
81°F
Dew Point
49°F
4 PM
83°F
0%
6mph
W
Mostly Sunny
Humidity
29%
Feels like
81°F
Dew Point
48°F
5 PM
82°F
0%
6mph
WNW
Mostly Sunny
Humidity
31%
Feels like
80°F
Dew Point
48°F
6 PM
80°F
0%
4mph
WNW
Mostly Sunny
Humidity
33%
Feels like
80°F
Dew Point
48°F
7 PM
76°F
0%
3mph
NW
Partly Cloudy
Humidity
37%
Feels like
76°F
Dew Point
48°F
7:13 PM
8 PM
73°F
0%
3mph
NW
Partly Cloudy
Humidity
42%
Feels like
73°F
Dew Point
49°F
9 PM
70°F
0%
2mph
NNW
Partly Cloudy
Humidity
46%
Feels like
70°F
Dew Point
49°F
10 PM
68°F
0%
2mph
N
Mostly Clear
Humidity
50%
Feels like
68°F
Dew Point
49°F
11 PM
65°F
0%
2mph
N
Mostly Clear
Humidity
56%
Feels like
65°F
Dew Point
49°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Today's Weather Outlook

Today's Weather Outlook

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Weekend Weather Preview

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

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