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 Collinsville Weather Forecast Summary |
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Today
Oct 12th
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Monday
Oct 13th
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Tuesday
Oct 14th
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Wednesday
Oct 15th
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Thursday
Oct 16th
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Mostly Sunny |
Cloudy |
Mostly Sunny |
Mostly Sunny |
Cloudy |
91°F
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91°F
67°F |
93°F
67°F |
88°F
67°F |
86°F
65°F |
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| Collinsville Detailed Weather Forecast |
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| Sunday, October 12th, 2025 |
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Overnight |
Temperature: 69°F |
| Clear. Windy at times. |
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Morning |
Temperature: 88°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 79°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 69°F |
| A mix of cloudy and clear skies. |
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| Monday, October 13th, 2025 |
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Overnight |
Temperature: 70°F |
| Cloudy. |
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Morning |
Temperature: 84°F |
| Cloudy. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 79°F |
| A mix of sun and cloud. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 68°F |
| Cloudy. Slight chance of a thunderstorm. |
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| Tuesday, October 14th, 2025 |
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Overnight |
Temperature: 70°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 90°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 80°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 69°F |
| Clear with cloudy periods. Windy at times. |
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| Wednesday, October 15th, 2025 |
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Overnight |
Temperature: 69°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 86°F |
| Sunny. Windy. |
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Afternoon |
Temperature: 76°F |
| Sunny. Windy. |
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Evening |
Temperature: 68°F |
| Mostly clear. Windy at times. |
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| Thursday, October 16th, 2025 |
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Overnight |
Temperature: 70°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 83°F |
| Sunny. Windy. |
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Afternoon |
Temperature: 74°F |
| Sunny. Windy. |
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Evening |
Temperature: 66°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Friday, October 17th, 2025 |
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Overnight |
Temperature: 67°F |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 83°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 74°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 63°F |
| Cloudy. |
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| Saturday, October 18th, 2025 |
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Overnight |
Temperature: 63°F |
| Cloudy. |
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Morning |
Temperature: 85°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 77°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 61°F |
| Clear with cloudy periods. |
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| Sunday, October 19th, 2025 |
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Overnight |
Temperature: 64°F |
| Clear. |
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Morning |
Temperature: 87°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 74°F |
| Sunny with cloudy periods. Windy. |
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Evening |
Temperature: 65°F |
| A mix of clear and cloudy skies. |
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| Monday, October 20th, 2025 |
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Overnight |
Temperature: 65°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 84°F |
| Sunny. Windy. |
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Afternoon |
Temperature: 75°F |
| Sunny. Windy. |
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Evening |
Temperature: 62°F |
| Clear. |
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