 |
 Collinsville Weather Forecast Summary |
|
|
| |
Today
Feb 18th
|
Thursday
Feb 19th
|
Friday
Feb 20th
|
Saturday
Feb 21st
|
Sunday
Feb 22nd
|
 |
|
 |
|
 |
Cloudy |
Cloudy |
Mix of Cloud and Sun |
Cloudy |
Sunny |
72°F
|
67°F
42°F |
51°F
36°F |
40°F
31°F |
43°F
28°F |
|
| |
|
| Collinsville Detailed Weather Forecast |
|
|
| |
| Wednesday, February 18th, 2026 |
 |
Overnight |
Temperature: 55°F |
| Cloudy. Windy at times. |
|
|
|
|
Morning |
Temperature: 65°F |
| Cloudy. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 63°F |
| Sunny. Windy at times. |
|
|
|
 |
Evening |
Temperature: 57°F |
| Clear. Windy at times. |
|
|
|
| Thursday, February 19th, 2026 |
|
Overnight |
Temperature: 56°F |
| Clear. Windy. |
|
|
|
|
Morning |
Temperature: 63°F |
| A mix of cloud and sun. Windy. |
|
|
|
|
Afternoon |
Temperature: 59°F |
| Sunny. Windy at times. |
|
|
|
|
Evening |
Temperature: 45°F |
| Cloudy. Windy. |
|
|
|
| Friday, February 20th, 2026 |
 |
Overnight |
Temperature: 37°F |
| A mix of cloudy and clear skies. |
|
|
|
|
Morning |
Temperature: 45°F |
| A mix of cloud and sun. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 46°F |
| Sunny. Windy at times. |
|
|
|
|
Evening |
Temperature: 41°F |
| A mix of cloudy and clear skies. Windy at times. |
|
|
|
| Saturday, February 21st, 2026 |
 |
Overnight |
Temperature: 38°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
|
|
|
 |
Morning |
Temperature: 36°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy. |
|
|
|
|
Afternoon |
Temperature: 38°F |
| Sunny. Windy at times. |
|
|
|
|
Evening |
Temperature: 32°F |
| Clear. |
|
|
|
| Sunday, February 22nd, 2026 |
|
Overnight |
Temperature: 29°F |
| Clear. Windy at times. |
|
|
|
|
Morning |
Temperature: 38°F |
| Sunny. Windy. |
|
|
|
|
Afternoon |
Temperature: 38°F |
| Sunny. Windy at times. |
|
|
|
|
Evening |
Temperature: 30°F |
| Clear. |
|
|
|
| Monday, February 23rd, 2026 |
|
Overnight |
Temperature: 23°F |
| Clear. |
|
|
|
|
Morning |
Temperature: 33°F |
| Sunny. |
|
|
|
|
Afternoon |
Temperature: 38°F |
| A mix of cloud and sun. |
|
|
|
|
Evening |
Temperature: 34°F |
| Cloudy. |
|
|
|
| Tuesday, February 24th, 2026 |
|
Overnight |
Temperature: 33°F |
| A mix of cloudy and clear skies. Windy at times. |
|
|
|
|
Morning |
Temperature: 46°F |
| Cloudy. Windy. |
|
|
|
|
Afternoon |
Temperature: 50°F |
| Sunny. Windy. |
|
|
|
|
Evening |
Temperature: 45°F |
| Cloudy. Windy. |
|
|
|
| Wednesday, February 25th, 2026 |
|
Overnight |
Temperature: 46°F |
| Cloudy. Windy. |
|
|
|
|
Morning |
Temperature: 52°F |
| Cloudy. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 54°F |
| Cloudy. |
|
|
|
|
Evening |
Temperature: 51°F |
| Cloudy. |
|
|
|
