Assumption, IL Weather Forecast
Local 7-day forecast
Patchy Fog
Track current conditions, temperature changes, wind, and the full daily outlook for Assumption, IL in one place.
Patchy fog after 5am. Mostly cloudy, with a low around 68. South wind around 2 mph.
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: Jul 10, 2026 6:52 AM CDT.
The active forecast window currently covers Jul 10 to Jul 16, 2026 for Assumption, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 10 to Jul 16, 2026
- Latest sync
- Jul 10, 2026 6:52 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Assumption
Wednesday looks like the warmest upcoming period in Assumption at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Sunday at about 6 to 10 mph NE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 10, 2026 6:52 AM CDT
- Coverage
- 7 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
Patchy fog before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. Southwest wind around 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 10pm, then showers and thunderstorms likely between 10pm and 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. North northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
A chance of showers and thunderstorms. Partly sunny, with a high near 84. North northeast wind 3 to 7 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Northeast wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 84. Northeast wind 6 to 10 mph.
Mostly clear, with a low around 64. Northeast wind 2 to 8 mph.
Sunny, with a high near 86.
Clear, with a low around 66.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 68.
Sunny, with a high near 90.
Mostly clear, with a low around 70.
Sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 10
|
Patchy Fog
|
68°F |
2 mph
S
|
|
Friday
Jul 10
|
Patchy Fog then Chance Showers And Thunderstorms
|
87°F |
5 mph
SW
|
|
Friday Night
Jul 10
|
Chance Showers And Thunderstorms
|
67°F |
5 mph
NNE
|
|
Saturday
Jul 11
|
Chance Showers And Thunderstorms
|
84°F |
3 to 7 mph
NNE
|
|
Saturday Night
Jul 11
|
Slight Chance Showers And Thunderstorms
|
65°F |
6 mph
NE
|
|
Sunday
Jul 12
|
Slight Chance Rain Showers then Mostly Sunny
|
84°F |
6 to 10 mph
NE
|
|
Sunday Night
Jul 12
|
Mostly Clear
|
64°F |
2 to 8 mph
NE
|
|
Monday
Jul 13
|
Sunny
|
86°F |
5 to 8 mph
NE
|
|
Monday Night
Jul 13
|
Clear
|
66°F |
1 to 6 mph
ENE
|
|
Tuesday
Jul 14
|
Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
5 mph
E
|
|
Tuesday Night
Jul 14
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
68°F |
3 mph
SSE
|
|
Wednesday
Jul 15
|
Sunny
|
90°F |
5 mph
WSW
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
70°F |
3 mph
SW
|
|
Thursday
Jul 16
|
Sunny
|
89°F |
7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Assumption.
