Allenville, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Allenville, IL in one place.
Showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 70 in the afternoon. South wind around 12 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Allenville, 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: Oct 15, 2026 5:55 PM CDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Allenville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 5:55 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Allenville
Wednesday looks like the warmest upcoming period in Allenville at 78 degrees F.
Saturday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Tonight at about 12 to 18 mph W.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 5:55 PM 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
Showers and thunderstorms likely before 9pm, then showers and thunderstorms likely between 9pm and 4am. Mostly cloudy, with a low around 46. West wind 12 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers after 2pm. Mostly cloudy, with a high near 55. Northwest wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 36. North northwest wind 9 to 16 mph, with gusts as high as 28 mph. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 59. North northeast wind 2 to 7 mph.
Widespread frost after 2am. Clear, with a low around 34. East southeast wind 0 to 3 mph.
Widespread frost before 8am. Sunny, with a high near 68. South wind 3 to 8 mph.
Mostly clear, with a low around 36.
Sunny, with a high near 71.
Partly cloudy, with a low around 40.
Mostly sunny, with a high near 76.
Mostly clear, with a low around 43.
Sunny, with a high near 78.
Mostly clear, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 15
|
Showers And Thunderstorms
|
77°F |
12 mph
S
|
|
Tonight
Oct 15
|
Showers And Thunderstorms Likely
|
46°F |
12 to 18 mph
W
|
|
Friday
Oct 16
|
Mostly Cloudy then Chance Rain Showers
|
55°F |
18 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
36°F |
9 to 16 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
59°F |
2 to 7 mph
NNE
|
|
Saturday Night
Oct 17
|
Clear then Widespread Frost
|
34°F |
0 to 3 mph
ESE
|
|
Sunday
Oct 18
|
Widespread Frost then Sunny
|
68°F |
3 to 8 mph
S
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
36°F |
5 mph
SSE
|
|
Monday
Oct 19
|
Sunny
|
71°F |
5 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
40°F |
3 mph
SE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
76°F |
0 to 3 mph
SE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
43°F |
2 mph
E
|
|
Wednesday
Oct 21
|
Sunny
|
78°F |
5 mph
ESE
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
45°F |
3 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Allenville.