Peterstown, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Peterstown, IL in one place.
Mostly sunny. High near 50, with temperatures falling to around 45 in the afternoon. West northwest wind 0 to 5 mph, with gusts as high as 15 mph.
Local Weather Overview
This forecast page for Peterstown, 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 8:21 AM CST.
The active forecast window currently covers Nov 7 to Nov 12, 2026 for Peterstown, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 8:21 AM CST
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Peterstown
Monday looks like the warmest upcoming period in Peterstown at 64 degrees F.
Thursday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Sunday at about 5 to 10 mph W.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 6, 2026 8:21 AM CST
- Coverage
- 7 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
Mostly clear, with a low around 35. West southwest wind around 5 mph, with gusts as high as 15 mph.
Sunny, with a high near 59. West wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 36.
Sunny, with a high near 64.
Mostly clear, with a low around 41.
Sunny, with a high near 60.
Mostly clear, with a low around 37.
Mostly sunny, with a high near 58.
Partly cloudy, with a low around 39.
A slight chance of rain. Mostly sunny, with a high near 53.
Partly cloudy, with a low around 34.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Mostly Sunny
|
50°F |
0 to 5 mph
WNW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
35°F |
5 mph
WSW
|
|
Sunday
Nov 8
|
Sunny
|
59°F |
5 to 10 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
36°F |
0 to 5 mph
W
|
|
Monday
Nov 9
|
Sunny
|
64°F |
0 to 10 mph
SSW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
41°F |
5 to 10 mph
WSW
|
|
Tuesday
Nov 10
|
Sunny
|
60°F |
5 mph
WNW
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
37°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
58°F |
0 to 5 mph
NNW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
39°F |
0 to 5 mph
N
|
|
Thursday
Nov 12
|
Slight Chance Rain
|
53°F |
5 mph
NNW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
34°F |
5 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Peterstown.