Osceola, IL Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Osceola, IL in one place.
Partly sunny, with a high near 82. South wind 5 to 12 mph, with gusts as high as 20 mph.
Local Weather Overview
This forecast page for Osceola, IL 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: Aug 28, 2026 5:40 PM CDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Osceola, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 28, 2026 5:40 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Osceola
Tuesday looks like the warmest upcoming period in Osceola at 93 degrees F.
Saturday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Sunday at about 12 to 15 mph SSW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 28, 2026 5:40 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 69. South southeast wind around 14 mph, with gusts as high as 23 mph.
Mostly sunny, with a high near 88. South southwest wind 12 to 15 mph, with gusts as high as 24 mph.
Partly cloudy, with a low around 72. South wind around 12 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 91. South southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Partly cloudy, with a low around 74.
Mostly sunny, with a high near 93.
Partly cloudy, with a low around 74.
Sunny, with a high near 93.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73.
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 91.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Partly Sunny
|
82°F |
5 to 12 mph
S
|
|
Saturday Night
Aug 29
|
Mostly Cloudy
|
69°F |
14 mph
SSE
|
|
Sunday
Aug 30
|
Mostly Sunny
|
88°F |
12 to 15 mph
SSW
|
|
Sunday Night
Aug 30
|
Partly Cloudy
|
72°F |
12 mph
S
|
|
Monday
Aug 31
|
Mostly Sunny
|
91°F |
9 to 13 mph
SSW
|
|
Monday Night
Aug 31
|
Partly Cloudy
|
74°F |
10 mph
S
|
|
Tuesday
Sep 1
|
Mostly Sunny
|
93°F |
9 mph
SSW
|
|
Tuesday Night
Sep 1
|
Partly Cloudy
|
74°F |
7 mph
S
|
|
Wednesday
Sep 2
|
Sunny
|
93°F |
6 to 10 mph
SW
|
|
Wednesday Night
Sep 2
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
73°F |
6 mph
SSW
|
|
Thursday
Sep 3
|
Slight Chance Showers And Thunderstorms then Sunny
|
91°F |
5 to 8 mph
SSW
|
|
Thursday Night
Sep 3
|
Partly Cloudy then Slight Chance Rain Showers
|
72°F |
7 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Osceola.