Assumption, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Assumption, IL in one place.
A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Assumption, 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: Jun 8, 2026 8:21 AM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Assumption, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 8:21 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Assumption
Wednesday looks like the warmest upcoming period in Assumption at 91 degrees F.
Sunday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Wednesday Night at about 13 to 17 mph SSW.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 8:21 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
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. Mostly clear, with a low around 71. South southwest wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers before 7am. Sunny, with a high near 91. South southwest wind 9 to 16 mph, with gusts as high as 22 mph.
A chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind 13 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly sunny, with a high near 89. South southwest wind 12 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 67. Chance of precipitation is 70%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 86.
A chance of rain showers after 7pm. Mostly clear, with a low around 65.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 82.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
88°F |
7 to 10 mph
SW
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
71°F |
6 to 9 mph
SSW
|
|
Wednesday
Jun 10
|
Slight Chance Rain Showers then Sunny
|
91°F |
9 to 16 mph
SSW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms
|
72°F |
13 to 17 mph
SSW
|
|
Thursday
Jun 11
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
89°F |
12 to 16 mph
SSW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely
|
67°F |
7 to 16 mph
WSW
|
|
Friday
Jun 12
|
Slight Chance Rain Showers then Mostly Sunny
|
86°F |
8 mph
WNW
|
|
Friday Night
Jun 12
|
Chance Rain Showers
|
65°F |
6 mph
SSW
|
|
Saturday
Jun 13
|
Chance Rain Showers
|
86°F |
6 to 9 mph
SSW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
66°F |
8 mph
SW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
82°F |
10 mph
NNW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
61°F |
6 to 10 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Assumption.
