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 Saint Charles Weather Forecast Summary |
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Today
Feb 12th
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Friday
Feb 13th
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Saturday
Feb 14th
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Sunday
Feb 15th
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Monday
Feb 16th
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Cloudy |
Cloudy |
Cloudy |
Showers |
Cloudy |
48°F
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53°F
32°F |
52°F
39°F |
58°F
45°F |
60°F
41°F |
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| Saint Charles Detailed Weather Forecast |
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| Thursday, February 12th, 2026 |
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Overnight |
Temperature: 34°F |
| Cloudy. |
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Morning |
Temperature: 43°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 41°F |
| Mostly cloudy. |
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Evening |
Temperature: 37°F |
| Cloudy. |
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| Friday, February 13th, 2026 |
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Overnight |
Temperature: 33°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 46°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 45°F |
| Cloudy. |
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Evening |
Temperature: 41°F |
| Cloudy. |
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| Saturday, February 14th, 2026 |
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Overnight |
Temperature: 39°F |
| Cloudy. |
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Morning |
Temperature: 48°F |
| Cloudy. |
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Afternoon |
Temperature: 47°F |
| Cloudy with a chance of showers. |
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Evening |
Temperature: 46°F |
| Cloudy with a chance of showers. Windy at times. |
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| Sunday, February 15th, 2026 |
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Overnight |
Temperature: 46°F |
| Cloudy with showers likely. Windy at times. |
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Morning |
Temperature: 53°F |
| Cloudy. Windy. |
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Afternoon |
Temperature: 51°F |
| Sunny. |
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Evening |
Temperature: 46°F |
| Clear. |
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| Monday, February 16th, 2026 |
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Overnight |
Temperature: 42°F |
| Clear. |
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Morning |
Temperature: 53°F |
| Sunny. |
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Afternoon |
Temperature: 52°F |
| Sunny. |
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Evening |
Temperature: 46°F |
| Cloudy. |
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| Tuesday, February 17th, 2026 |
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Overnight |
Temperature: 44°F |
| Cloudy. |
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Morning |
Temperature: 56°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 57°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 55°F |
| Clear. Windy at times. |
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| Wednesday, February 18th, 2026 |
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Overnight |
Temperature: 52°F |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 64°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 62°F |
| Sunny. |
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Evening |
Temperature: 57°F |
| Cloudy. Windy at times. |
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| Thursday, February 19th, 2026 |
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Overnight |
Temperature: 54°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 63°F |
| Cloudy. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 63°F |
| Cloudy. Wind 20 to 30 mph. |
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Evening |
Temperature: 63°F |
| Cloudy with showers likely. Wind 20 to 30 mph. |
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