Lacon, IL Weather Forecast
Local 7-day forecast
Isolated Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Lacon, IL in one place.
Isolated rain showers before 1am, then patchy drizzle. Cloudy, with a low around 55. South southeast wind around 7 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Lacon, 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: Nov 2, 2026 1:16 AM CST.
The active forecast window currently covers Nov 2 to Nov 8, 2026 for Lacon, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 2 to Nov 8, 2026
- Latest sync
- Nov 2, 2026 1:16 AM CST
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lacon
Monday looks like the warmest upcoming period in Lacon at 70 degrees F.
Saturday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Tuesday at about 14 to 20 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 2, 2026 1:16 AM CST
- 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 drizzle before noon. Cloudy, with a high near 70. South southeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
A chance of rain after 7pm. Cloudy, with a low around 61. South southeast wind 12 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Rain likely before 9am, then rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 70. South wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Rain and a slight chance of thunderstorms. Mostly cloudy, with a low around 54. South wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain. Mostly cloudy, with a high near 64. Southwest wind 7 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Mostly cloudy, with a low around 47. Southwest wind around 7 mph, with gusts as high as 16 mph.
A slight chance of rain after noon. Partly sunny, with a high near 61.
Mostly cloudy, with a low around 44.
Mostly cloudy, with a high near 58.
Mostly cloudy, with a low around 40.
Partly sunny, with a high near 58.
Partly cloudy, with a low around 39.
A slight chance of rain. Mostly sunny, with a high near 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Nov 2
|
Isolated Rain Showers
|
55°F |
7 mph
SSE
|
|
Monday
Nov 2
|
Patchy Drizzle then Cloudy
|
70°F |
7 to 13 mph
SSE
|
|
Monday Night
Nov 2
|
Chance Light Rain
|
61°F |
12 to 15 mph
SSE
|
|
Tuesday
Nov 3
|
Light Rain
|
70°F |
14 to 20 mph
S
|
|
Tuesday Night
Nov 3
|
Rain
|
54°F |
7 to 14 mph
S
|
|
Wednesday
Nov 4
|
Chance Light Rain
|
64°F |
7 to 12 mph
SW
|
|
Wednesday Night
Nov 4
|
Mostly Cloudy
|
47°F |
7 mph
SW
|
|
Thursday
Nov 5
|
Partly Sunny then Slight Chance Light Rain
|
61°F |
5 to 8 mph
W
|
|
Thursday Night
Nov 5
|
Mostly Cloudy
|
44°F |
3 mph
NW
|
|
Friday
Nov 6
|
Mostly Cloudy
|
58°F |
3 to 7 mph
NNW
|
|
Friday Night
Nov 6
|
Mostly Cloudy
|
40°F |
3 mph
NW
|
|
Saturday
Nov 7
|
Partly Sunny
|
58°F |
3 mph
WNW
|
|
Saturday Night
Nov 7
|
Partly Cloudy
|
39°F |
2 mph
W
|
|
Sunday
Nov 8
|
Slight Chance Light Rain
|
59°F |
1 to 6 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lacon.
