Chesterfield, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Chesterfield, IL in one place.
Mostly sunny. High near 53, with temperatures falling to around 48 in the afternoon. West wind 0 to 3 mph.
Local Weather Overview
This forecast page for Chesterfield, 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 6, 2026 10:46 PM CST.
The active forecast window currently covers Nov 7 to Nov 13, 2026 for Chesterfield, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 13, 2026
- Latest sync
- Nov 6, 2026 10:46 PM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Chesterfield
Monday looks like the warmest upcoming period in Chesterfield at 67 degrees F.
Saturday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Sunday at about 5 to 8 mph W.
The forecast from Nov 7 through Nov 13 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 10:46 PM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 30. Southwest wind around 3 mph.
Sunny. High near 63, with temperatures falling to around 57 in the afternoon. West wind 5 to 8 mph.
Mostly clear, with a low around 33. Northwest wind 0 to 3 mph.
Sunny. High near 67, with temperatures falling to around 61 in the afternoon.
Clear, with a low around 40.
Sunny, with a high near 67.
Mostly clear, with a low around 37.
Mostly sunny, with a high near 62.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 57.
Partly cloudy, with a low around 32.
Sunny, with a high near 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Mostly Sunny
|
53°F |
0 to 3 mph
W
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
30°F |
3 mph
SW
|
|
Sunday
Nov 8
|
Sunny
|
63°F |
5 to 8 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
33°F |
0 to 3 mph
NW
|
|
Monday
Nov 9
|
Sunny
|
67°F |
0 to 7 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
40°F |
5 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
67°F |
3 mph
NW
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
37°F |
1 mph
N
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
62°F |
0 to 5 mph
N
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
35°F |
3 mph
N
|
|
Thursday
Nov 12
|
Mostly Sunny
|
57°F |
3 to 7 mph
N
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
32°F |
5 mph
N
|
|
Friday
Nov 13
|
Sunny
|
58°F |
2 to 6 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chesterfield.