Thornton, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Thornton, IA in one place.
Sunny, with a high near 91. West southwest wind around 5 mph.
Local Weather Overview
This forecast page for Thornton, IA 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 12, 2026 8:43 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Thornton, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 8:43 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Thornton
Tuesday looks like the warmest upcoming period in Thornton at 91 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Saturday at about 14 mph SW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 8:43 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 68.
Sunny, with a high near 91.
Mostly clear, with a low around 68.
Sunny, with a high near 91.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70.
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 91.
Mostly clear, with a low around 72.
Sunny, with a high near 90.
Partly cloudy, with a low around 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
91°F |
5 mph
WSW
|
|
Tuesday Night
Jul 14
|
Clear
|
68°F |
3 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny
|
91°F |
3 mph
WSW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
68°F |
3 mph
SSW
|
|
Thursday
Jul 16
|
Sunny
|
91°F |
3 to 8 mph
SSW
|
|
Thursday Night
Jul 16
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
70°F |
10 mph
S
|
|
Friday
Jul 17
|
Slight Chance Showers And Thunderstorms then Sunny
|
91°F |
12 mph
SSW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
72°F |
12 mph
SSW
|
|
Saturday
Jul 18
|
Sunny
|
90°F |
14 mph
SW
|
|
Saturday Night
Jul 18
|
Partly Cloudy
|
69°F |
10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thornton.