Symerton, IL Weather Forecast
Local 7-day forecast
Areas Of Frost then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Symerton, IL in one place.
Areas of frost before 9am. Sunny, with a high near 58. West northwest wind 0 to 10 mph.
Local Weather Overview
This forecast page for Symerton, 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 10:24 PM CDT.
The active forecast window currently covers Oct 17 to Oct 22, 2026 for Symerton, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 17 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 10:24 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Symerton
Thursday looks like the warmest upcoming period in Symerton at 76 degrees F.
Saturday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Saturday at about 0 to 10 mph WNW.
The forecast from Oct 17 through Oct 22 stays mostly dry.
Forecast Details
- Last updated
- Oct 15, 2026 10:24 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy frost after 5am. Clear, with a low around 37. South southwest wind 0 to 5 mph, with gusts as high as 15 mph.
Areas of frost before 8am. Sunny, with a high near 66.
Mostly clear, with a low around 40.
Sunny, with a high near 70.
Partly cloudy, with a low around 42.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 44.
Sunny, with a high near 75.
Mostly clear, with a low around 48.
Sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Oct 17
|
Areas Of Frost then Sunny
|
58°F |
0 to 10 mph
WNW
|
|
Saturday Night
Oct 17
|
Clear then Patchy Frost
|
37°F |
0 to 5 mph
SSW
|
|
Sunday
Oct 18
|
Areas Of Frost then Sunny
|
66°F |
5 to 10 mph
SSW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
40°F |
0 to 5 mph
S
|
|
Monday
Oct 19
|
Sunny
|
70°F |
0 to 5 mph
SSW
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
42°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
74°F |
0 mph
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
44°F |
0 mph
|
|
Wednesday
Oct 21
|
Sunny
|
75°F |
0 to 5 mph
SE
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
48°F |
0 to 5 mph
SE
|
|
Thursday
Oct 22
|
Sunny
|
76°F |
0 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Symerton.