 |
 Collinsville Weather Forecast Summary |
|
|
| |
Today
Oct 11th
|
Monday
Oct 12th
|
Tuesday
Oct 13th
|
Wednesday
Oct 14th
|
Thursday
Oct 15th
|
 |
|
|
 |
 |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Cloudy with Showers |
Rain |
86°F
|
93°F
66°F |
95°F
69°F |
82°F
68°F |
71°F
62°F |
|
| |
|
| Collinsville Detailed Weather Forecast |
|
|
| |
| Monday, October 12th, 2026 |
 |
Overnight |
Temperature: 67°F |
| Mostly clear. |
|
|
|
|
Morning |
Temperature: 74°F |
| Sunny with cloudy periods. Windy at times. |
|
|
|
 |
Afternoon |
Temperature: 92°F |
| Sunny. Windy at times. |
|
|
|
 |
Evening |
Temperature: 79°F |
| Clear. Windy at times. |
|
|
|
| Tuesday, October 13th, 2026 |
|
Overnight |
Temperature: 71°F |
| Clear. Windy at times. |
|
|
|
|
Morning |
Temperature: 75°F |
| Sunny. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 94°F |
| Sunny. Chance of a thunderstorm. Windy at times. |
|
|
|
 |
Evening |
Temperature: 81°F |
| A mix of cloudy and clear skies with a slight chance of showers or thundershowers. |
|
|
|
| Wednesday, October 14th, 2026 |
 |
Overnight |
Temperature: 75°F |
| A mix of cloudy and clear skies with showers likely. |
|
|
|
 |
Morning |
Temperature: 74°F |
| Mostly cloudy with a few showers. |
|
|
|
|
Afternoon |
Temperature: 80°F |
| Mostly cloudy with showers likely. Slight chance of a thunderstorm. Windy at times. |
|
|
|
 |
Evening |
Temperature: 70°F |
| Mostly cloudy with a chance of showers. |
|
|
|
| Thursday, October 15th, 2026 |
|
Overnight |
Temperature: 65°F |
| Mostly cloudy with a slight chance of showers. Windy at times. |
|
|
|
 |
Morning |
Temperature: 63°F |
| Mostly cloudy with a slight chance of showers. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 66°F |
| Cloudy with rain. |
|
|
|
 |
Evening |
Temperature: 70°F |
| Cloudy with showers. Windy at times. |
|
|
|
| Friday, October 16th, 2026 |
|
Overnight |
Temperature: 66°F |
| Cloudy with clear periods with a chance of showers. Windy at times. |
|
|
|
|
Morning |
Temperature: 61°F |
| Sunny with cloudy periods with a slight chance of showers. Windy. |
|
|
|
|
Afternoon |
Temperature: 57°F |
| Sunny. Wind 20 to 30 mph. |
|
|
|
|
Evening |
Temperature: 45°F |
| Clear. Windy. |
|
|
|
| Saturday, October 17th, 2026 |
|
Overnight |
Temperature: 37°F |
| Clear. Windy. |
|
|
|
 |
Morning |
Temperature: 36°F |
| A mix of cloud and sun. Windy. |
|
|
|
 |
Afternoon |
Temperature: 44°F |
| A mix of sun and cloud. Windy. |
|
|
|
|
Evening |
Temperature: 37°F |
| Clear. Windy at times. |
|
|
|
| Sunday, October 18th, 2026 |
|
Overnight |
Temperature: 32°F |
| Clear. |
|
|
|
|
Morning |
Temperature: 35°F |
| Sunny. |
|
|
|
|
Afternoon |
Temperature: 50°F |
| Sunny. |
|
|
|
|
Evening |
Temperature: 42°F |
| Clear. |
|
|
|
| Monday, October 19th, 2026 |
|
Overnight |
Temperature: 37°F |
| Clear. |
|
|
|
|
Morning |
Temperature: 42°F |
| Sunny. Windy at times. |
|
|
|
|
Afternoon |
Temperature: 60°F |
| Sunny. Windy at times. |
|
|
|
|
Evening |
Temperature: 48°F |
| Clear. |
|
|
|
