Perry County, IL Weather Forecast
County weather hub
Sunny
Compare major city weather across Perry County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 81. South southwest wind 2 to 12 mph, with gusts as high as 18 mph.
County Weather Overview
This county weather page brings together forecast coverage for Perry County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Perry County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 12 to May 18, 2026
- Latest sync
- May 12, 2026 1:58 AM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Perry County
Monday looks like the warmest upcoming period in Perry County at 89 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 15 mph NW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- May 12, 2026 1:58 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- PAH
- Radar station
- KPAH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy. Low around 58, with temperatures rising to around 60 overnight. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Sunny, with a high near 75. Northwest wind 7 to 15 mph, with gusts as high as 22 mph.
Clear, with a low around 47. North wind 1 to 9 mph.
Sunny, with a high near 73. East northeast wind around 3 mph.
Partly cloudy, with a low around 53. East southeast wind 2 to 8 mph.
A chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 83. South wind 8 to 14 mph, with gusts as high as 23 mph.
A chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 65. South southwest wind 5 to 10 mph, with gusts as high as 18 mph.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 88. Southwest wind around 7 mph.
A slight chance of rain showers before 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. South wind around 5 mph.
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. South wind 5 to 13 mph, with gusts as high as 20 mph.
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind 7 to 12 mph, with gusts as high as 18 mph.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 12
|
Sunny
|
81°F |
2 to 12 mph
SSW
|
|
Tuesday Night
May 12
|
Partly Cloudy
|
58°F |
7 to 10 mph
WSW
|
|
Wednesday
May 13
|
Sunny
|
75°F |
7 to 15 mph
NW
|
|
Wednesday Night
May 13
|
Clear
|
47°F |
1 to 9 mph
N
|
|
Thursday
May 14
|
Sunny
|
73°F |
3 mph
ENE
|
|
Thursday Night
May 14
|
Partly Cloudy
|
53°F |
2 to 8 mph
ESE
|
|
Friday
May 15
|
Chance Showers And Thunderstorms
|
83°F |
8 to 14 mph
S
|
|
Friday Night
May 15
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
SSW
|
|
Saturday
May 16
|
Mostly Sunny then Slight Chance Rain Showers
|
88°F |
7 mph
SW
|
|
Saturday Night
May 16
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
65°F |
5 mph
S
|
|
Sunday
May 17
|
Chance Showers And Thunderstorms
|
88°F |
5 to 13 mph
S
|
|
Sunday Night
May 17
|
Chance Showers And Thunderstorms
|
69°F |
7 to 12 mph
S
|
|
Monday
May 18
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
89°F |
7 to 13 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Perry County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Perry County.
Largest mapped city population in this region: 5,591.
