Saint Charles Hourly Weather Forecast
Next 12 Hours
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Expect consistent Overcast skies throughout the day. Temps range from 64° to 70°. Breezy wind, shifting from SSW to S at 7.3 mph, as humidity ranges 56% to 71%, and an avg barometric pressure of 29.93 inHg.
Temp
Feel
Humidity
Wind
Pressure
Dew Point
UV
Precip.
1 PM
68°F
64°F
60%
8.9 SSW
29.98
54°F
4.8
15%
2 PM
69°F
66°F
57%
8.7 SSW
29.96
53°F
4.2
13%
3 PM
70°F
66°F
56%
8.5 SSW
29.95
53°F
3.4
12%
4 PM
70°F
68°F
58%
7.6 SSW
29.94
55°F
1.6
14%
5 PM
70°F
69°F
64%
5.4 SSW
29.92
57°F
0.8
10%
6 PM
69°F
69°F
70%
4.9 SSW
29.92
59°F
0.2
18%
7 PM
66°F
64°F
71%
5.6 S
29.93
56°F
0
19%
8 PM
65°F
63°F
69%
7.2 SSE
29.93
55°F
0
18%
9 PM
65°F
62°F
67%
7.2 SSE
29.92
54°F
0
17%
10 PM
64°F
61°F
66%
7.8 SSE
29.92
53°F
0
16%
11 PM
64°F
60°F
66%
8.7 S
29.9
53°F
0
17%
Wed, Sep 30th 2026
Overcast conditions expected later. Temps around 63°. Breezy wind from the S at 8.7 mph, while humidity around 69%, and an avg barometric pressure of 29.9 inHg.
Temp
Feel
Humidity
Wind
Pressure
Dew Point
UV
Precip.
12 AM
63°F
60°F
69%
8.7 S
29.9
53°F
0
18%
This hour by hour weather report is relevant for ZIP codes 60174 and 60175, accurately covering areas of Saint Charles, IL.
Currently
|
67°F |
30 inHg.
Barometer 63%
Humidity SSW 8.5mph Wind |
| Overcast | ||
National Outlook
Rainy Days Ahead for the Southwest and Southern Plains 09-29 to 10-01
Wed Sep 29th 2026, 2:52am PDT
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