Jefferson, IA Weather Forecast
Local 7-day forecast
Patchy Fog then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Jefferson, IA in one place.
Patchy fog between 7am and 8am. Sunny, with a high near 91. East northeast wind 0 to 3 mph.
Local Weather Overview
This forecast page for Jefferson, 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 14, 2026 6:30 PM CDT.
The active forecast window currently covers Jul 15 to Jul 20, 2026 for Jefferson, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 6:30 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Jefferson
Saturday looks like the warmest upcoming period in Jefferson at 97 degrees F.
Monday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Monday at about 5 to 8 mph WNW.
The forecast from Jul 15 through Jul 20 stays mostly dry.
Forecast Details
- Last updated
- Jul 14, 2026 6:30 PM CDT
- Coverage
- 6 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
Mostly clear, with a low around 69. East southeast wind around 2 mph.
Sunny, with a high near 92. South southwest wind 0 to 3 mph.
Mostly clear, with a low around 71.
Sunny, with a high near 95.
Mostly clear, with a low around 73.
Sunny, with a high near 97.
Mostly clear, with a low around 71.
Sunny, with a high near 97.
Partly cloudy, with a low around 72.
Mostly sunny, with a high near 96.
Partly cloudy, with a low around 68.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Patchy Fog then Sunny
|
91°F |
0 to 3 mph
ENE
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
69°F |
2 mph
ESE
|
|
Thursday
Jul 16
|
Sunny
|
92°F |
0 to 3 mph
SSW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
71°F |
3 mph
S
|
|
Friday
Jul 17
|
Sunny
|
95°F |
2 to 6 mph
SSW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
73°F |
6 mph
SW
|
|
Saturday
Jul 18
|
Sunny
|
97°F |
7 mph
W
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
71°F |
5 mph
NE
|
|
Sunday
Jul 19
|
Sunny
|
97°F |
5 mph
SSE
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
72°F |
6 mph
S
|
|
Monday
Jul 20
|
Mostly Sunny
|
96°F |
5 to 8 mph
WNW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
68°F |
7 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jefferson.
Nearby forecast pages are not available for this location yet.
