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 Collinsville Weather Forecast Summary |
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Today
Feb 15th
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Monday
Feb 16th
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Tuesday
Feb 17th
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Wednesday
Feb 18th
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Thursday
Feb 19th
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Cloudy |
Showers |
Showers |
Thundershowers |
Thundershowers |
30°C
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31°C
23°C |
29°C
22°C |
26°C
23°C |
28°C
22°C |
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| Collinsville Detailed Weather Forecast |
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| Sunday, February 15th, 2026 |
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Overnight |
Temperature: 23°C |
| Cloudy. |
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Morning |
Temperature: 29°C |
| Cloudy. |
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Afternoon |
Temperature: 27°C |
| Cloudy. |
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Evening |
Temperature: 24°C |
| Cloudy with a slight chance of showers. |
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| Monday, February 16th, 2026 |
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Overnight |
Temperature: 23°C |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 29°C |
| A mix of cloud and sun with showers likely. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 26°C |
| Cloudy with a few showers. Slight chance of a thunderstorm. |
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Evening |
Temperature: 23°C |
| Cloudy with a few showers. Slight chance of a thunderstorm. |
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| Tuesday, February 17th, 2026 |
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Overnight |
Temperature: 22°C |
| Clear with cloudy periods. |
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Morning |
Temperature: 28°C |
| Cloudy with sunny periods with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 25°C |
| Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Cloudy with clear periods with a chance of showers. Windy at times. |
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| Wednesday, February 18th, 2026 |
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Overnight |
Temperature: 23°C |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 25°C |
| A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 24°C |
| Cloudy with showers likely. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| A mix of cloudy and clear skies with a chance of showers. Windy at times. |
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| Thursday, February 19th, 2026 |
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Overnight |
Temperature: 23°C |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 28°C |
| A mix of cloud and sun with a few showers. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 26°C |
| Cloudy with a few showers. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Cloudy with showers likely. Slight chance of a thunderstorm. |
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| Friday, February 20th, 2026 |
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Overnight |
Temperature: 23°C |
| Cloudy with a slight chance of showers. |
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Morning |
Temperature: 28°C |
| Cloudy with showers likely. Chance of a thunderstorm. |
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Afternoon |
Temperature: 24°C |
| Cloudy with a few showers. Chance of a thunderstorm. |
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Evening |
Temperature: 23°C |
| Cloudy with a few showers. Slight chance of a thunderstorm. |
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| Saturday, February 21st, 2026 |
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Overnight |
Temperature: 23°C |
| Cloudy with clear periods with a few showers. |
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Morning |
Temperature: 23°C |
| Mostly cloudy with showers likely. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 23°C |
| Cloudy with showers likely. |
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Evening |
Temperature: 22°C |
| Cloudy with a chance of showers. |
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| Sunday, February 22nd, 2026 |
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Overnight |
Temperature: 22°C |
| Cloudy. |
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Morning |
Temperature: 26°C |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 24°C |
| A mix of cloud and sun with a chance of showers. Slight chance of a thunderstorm. |
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Evening |
Temperature: 21°C |
| Cloudy with a chance of showers. |
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| Monday, February 23rd, 2026 |
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Overnight |
Temperature: 21°C |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 29°C |
| Sunny. |
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Afternoon |
Temperature: 26°C |
| Sunny. Windy at times. |
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Evening |
Temperature: 20°C |
| Clear. |
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