Pekin, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Pekin, IL in one place.
Mostly sunny, with a high near 85. South southeast wind 2 to 8 mph.
Local Weather Overview
This forecast page for Pekin, 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: Aug 27, 2026 11:24 PM CDT.
The active forecast window currently covers Aug 29 to Sep 3, 2026 for Pekin, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 27, 2026 11:24 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Pekin
Monday looks like the warmest upcoming period in Pekin at 94 degrees F.
Saturday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Sunday at about 8 to 12 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 27, 2026 11:24 PM CDT
- 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
Partly cloudy, with a low around 70. South southeast wind around 8 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 91. South wind 8 to 12 mph, with gusts as high as 22 mph.
Partly cloudy, with a low around 73. South wind 8 to 12 mph, with gusts as high as 22 mph.
Mostly sunny, with a high near 94.
Partly cloudy, with a low around 75.
Mostly sunny, with a high near 94.
Mostly clear, with a low around 74.
Sunny, with a high near 94.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74.
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Mostly Sunny
|
85°F |
2 to 8 mph
SSE
|
|
Saturday Night
Aug 29
|
Partly Cloudy
|
70°F |
8 mph
SSE
|
|
Sunday
Aug 30
|
Mostly Sunny
|
91°F |
8 to 12 mph
S
|
|
Sunday Night
Aug 30
|
Partly Cloudy
|
73°F |
8 to 12 mph
S
|
|
Monday
Aug 31
|
Mostly Sunny
|
94°F |
9 mph
SSW
|
|
Monday Night
Aug 31
|
Partly Cloudy
|
75°F |
6 mph
S
|
|
Tuesday
Sep 1
|
Mostly Sunny
|
94°F |
7 mph
SW
|
|
Tuesday Night
Sep 1
|
Mostly Clear
|
74°F |
5 mph
S
|
|
Wednesday
Sep 2
|
Sunny
|
94°F |
2 to 6 mph
SW
|
|
Wednesday Night
Sep 2
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
74°F |
5 mph
SSW
|
|
Thursday
Sep 3
|
Slight Chance Showers And Thunderstorms
|
93°F |
2 to 7 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Pekin.
