Sweetwater, IL Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Sweetwater, IL in one place.
A chance of rain showers. Mostly sunny. High near 62, with temperatures falling to around 55 in the afternoon. West southwest wind 3 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Sweetwater, 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 9, 2026 10:12 PM CST.
The active forecast window currently covers Nov 11 to Nov 16, 2026 for Sweetwater, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 11 to Nov 16, 2026
- Latest sync
- Nov 9, 2026 10:12 PM CST
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sweetwater
Veterans Day looks like the warmest upcoming period in Sweetwater at 62 degrees F.
Friday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Thursday at about 12 to 15 mph NNW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 9, 2026 10:12 PM CST
- 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
Mostly cloudy, with a low around 39. North northwest wind around 14 mph, with gusts as high as 22 mph.
Partly sunny, with a high near 48. North northwest wind 12 to 15 mph, with gusts as high as 23 mph.
Partly cloudy, with a low around 29. North northwest wind 8 to 14 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 44.
Mostly clear, with a low around 25.
Sunny, with a high near 49.
Mostly clear, with a low around 30.
A slight chance of rain. Sunny, with a high near 54.
Partly cloudy, with a low around 38.
Mostly sunny, with a high near 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Veterans Day
Nov 11
|
Chance Rain Showers
|
62°F |
3 to 14 mph
WSW
|
|
Wednesday Night
Nov 11
|
Mostly Cloudy
|
39°F |
14 mph
NNW
|
|
Thursday
Nov 12
|
Partly Sunny
|
48°F |
12 to 15 mph
NNW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
29°F |
8 to 14 mph
NNW
|
|
Friday
Nov 13
|
Mostly Sunny
|
44°F |
7 to 10 mph
NNW
|
|
Friday Night
Nov 13
|
Mostly Clear
|
25°F |
1 to 5 mph
NNW
|
|
Saturday
Nov 14
|
Sunny
|
49°F |
3 mph
NW
|
|
Saturday Night
Nov 14
|
Mostly Clear
|
30°F |
1 to 5 mph
E
|
|
Sunday
Nov 15
|
Slight Chance Light Rain
|
54°F |
5 to 8 mph
SSE
|
|
Sunday Night
Nov 15
|
Partly Cloudy
|
38°F |
6 mph
SSE
|
|
Monday
Nov 16
|
Mostly Sunny
|
58°F |
7 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sweetwater.