Collinsville, TX Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Collinsville, TX in one place.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny. High near 90, with temperatures falling to around 88 in the afternoon. South southwest wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Collinsville, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 14, 2026 5:50 PM CDT.
The active forecast window currently covers Jul 15 to Jul 20, 2026 for Collinsville, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 5:50 PM CDT
- Forecast office
- FWD
- Source
- NOAA / NWS
Daily Outlook
This Week in Collinsville
Monday looks like the warmest upcoming period in Collinsville at 98 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Thursday at about 5 to 10 mph SSW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 5:50 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- FWD
- Radar station
- KFWS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 10pm. Partly cloudy. Low around 72, with temperatures rising to around 74 overnight. South wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny. High near 89, with temperatures falling to around 87 in the afternoon. South southwest wind 5 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Mostly cloudy. Low around 73, with temperatures rising to around 75 overnight. South wind 5 to 10 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 74. South wind 5 to 10 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 93. South southwest wind 5 to 10 mph.
Mostly clear, with a low around 75.
Sunny, with a high near 95.
Clear, with a low around 77.
Sunny, with a high near 98.
Clear, with a low around 77.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
SSW
|
|
Wednesday Night
Jul 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
5 mph
S
|
|
Thursday
Jul 16
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
SSW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
73°F |
5 to 10 mph
S
|
|
Friday
Jul 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
5 to 10 mph
S
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
74°F |
5 to 10 mph
S
|
|
Saturday
Jul 18
|
Mostly Sunny
|
93°F |
5 to 10 mph
SSW
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
75°F |
5 to 10 mph
S
|
|
Sunday
Jul 19
|
Sunny
|
95°F |
5 to 10 mph
SSW
|
|
Sunday Night
Jul 19
|
Clear
|
77°F |
5 to 10 mph
S
|
|
Monday
Jul 20
|
Sunny
|
98°F |
5 to 10 mph
SSW
|
|
Monday Night
Jul 20
|
Clear
|
77°F |
5 to 10 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Collinsville.