Summerfield, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Summerfield, IL in one place.
Sunny. High near 73, with temperatures falling to around 67 in the afternoon. Southeast wind around 2 mph.
Local Weather Overview
This forecast page for Summerfield, 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 19, 2026 4:24 PM CDT.
The active forecast window currently covers Oct 19 to Oct 25, 2026 for Summerfield, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 19 to Oct 25, 2026
- Latest sync
- Oct 19, 2026 4:24 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Summerfield
Sunday looks like the warmest upcoming period in Summerfield at 77 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Saturday at about 2 to 7 mph SE.
The forecast from Oct 19 through Oct 25 stays mostly dry.
Forecast Details
- Last updated
- Oct 19, 2026 4:24 PM CDT
- 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
Partly cloudy, with a low around 46. Southeast wind around 1 mph.
Sunny, with a high near 73. Southeast wind around 2 mph.
Clear, with a low around 45. East wind around 2 mph.
Sunny, with a high near 74. Wind around 0 mph.
Clear, with a low around 46.
Sunny, with a high near 76.
Clear, with a low around 47.
Sunny, with a high near 75.
Mostly clear, with a low around 47.
Sunny, with a high near 76.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 77.
Partly cloudy, with a low around 50.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 19
|
Sunny
|
73°F |
2 mph
SE
|
|
Tonight
Oct 19
|
Partly Cloudy
|
46°F |
1 mph
SE
|
|
Tuesday
Oct 20
|
Sunny
|
73°F |
2 mph
SE
|
|
Tuesday Night
Oct 20
|
Clear
|
45°F |
2 mph
E
|
|
Wednesday
Oct 21
|
Sunny
|
74°F |
0 mph
|
|
Wednesday Night
Oct 21
|
Clear
|
46°F |
0 mph
|
|
Thursday
Oct 22
|
Sunny
|
76°F |
2 mph
NE
|
|
Thursday Night
Oct 22
|
Clear
|
47°F |
1 mph
NE
|
|
Friday
Oct 23
|
Sunny
|
75°F |
1 to 6 mph
SE
|
|
Friday Night
Oct 23
|
Mostly Clear
|
47°F |
5 mph
SE
|
|
Saturday
Oct 24
|
Sunny
|
76°F |
2 to 7 mph
SE
|
|
Saturday Night
Oct 24
|
Partly Cloudy
|
50°F |
2 to 6 mph
SE
|
|
Sunday
Oct 25
|
Mostly Sunny
|
77°F |
1 to 5 mph
S
|
|
Sunday Night
Oct 25
|
Partly Cloudy
|
50°F |
3 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Summerfield.