Waterloo, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Waterloo, IA in one place.
Sunny, with a high near 91.
Local Weather Overview
This forecast page for Waterloo, 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 11, 2026 11:38 PM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Waterloo, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 11, 2026 11:38 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Waterloo
Friday looks like the warmest upcoming period in Waterloo at 92 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Saturday at about 12 mph SW.
The forecast from Jul 14 through Jul 18 stays mostly dry.
Forecast Details
- Last updated
- Jul 11, 2026 11:38 PM 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 69.
Sunny, with a high near 91.
Mostly clear, with a low around 70.
Sunny, with a high near 91.
Mostly clear, with a low around 72.
Mostly sunny, with a high near 92.
Mostly clear, with a low around 73.
Sunny, with a high near 90.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
91°F |
3 mph
W
|
|
Tuesday Night
Jul 14
|
Clear
|
69°F |
0 to 3 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny
|
91°F |
3 mph
W
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
70°F |
3 mph
S
|
|
Thursday
Jul 16
|
Sunny
|
91°F |
2 to 6 mph
SSW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
72°F |
6 mph
SSW
|
|
Friday
Jul 17
|
Mostly Sunny
|
92°F |
6 to 9 mph
SSW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
73°F |
9 mph
SSW
|
|
Saturday
Jul 18
|
Sunny
|
90°F |
12 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Waterloo.
