Herrin, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Herrin, IL in one place.
Showers and thunderstorms. Mostly cloudy, with a high near 80. East southeast wind around 6 mph. Chance of precipitation is 90%.
Local Weather Overview
This forecast page for Herrin, 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: May 24, 2026 11:14 AM CDT.
The active forecast window currently covers May 26 to May 30, 2026 for Herrin, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 26 to May 30, 2026
- Latest sync
- May 24, 2026 11:14 AM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Herrin
Thursday looks like the warmest upcoming period in Herrin at 85 degrees F.
Saturday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Saturday at about 7 to 12 mph ENE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 11:14 AM CDT
- Coverage
- 5 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
Showers and thunderstorms. Mostly cloudy, with a low around 67. South southeast wind around 5 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely. Partly sunny, with a high near 84. South southwest wind 3 to 7 mph.
Showers and thunderstorms likely. Partly cloudy, with a low around 68. South southeast wind 0 to 5 mph.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind around 3 mph.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 67. East northeast wind around 2 mph.
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. East northeast wind 3 to 9 mph.
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. East northeast wind 6 to 9 mph.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. East northeast wind 7 to 12 mph, with gusts as high as 18 mph.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 60. East northeast wind 5 to 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 26
|
Showers And Thunderstorms
|
80°F |
6 mph
ESE
|
|
Tuesday Night
May 26
|
Showers And Thunderstorms
|
67°F |
5 mph
SSE
|
|
Wednesday
May 27
|
Showers And Thunderstorms Likely
|
84°F |
3 to 7 mph
SSW
|
|
Wednesday Night
May 27
|
Showers And Thunderstorms Likely
|
68°F |
0 to 5 mph
SSE
|
|
Thursday
May 28
|
Chance Showers And Thunderstorms
|
85°F |
3 mph
ESE
|
|
Thursday Night
May 28
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
67°F |
2 mph
ENE
|
|
Friday
May 29
|
Showers And Thunderstorms Likely
|
80°F |
3 to 9 mph
ENE
|
|
Friday Night
May 29
|
Showers And Thunderstorms Likely
|
62°F |
6 to 9 mph
ENE
|
|
Saturday
May 30
|
Chance Rain Showers
|
78°F |
7 to 12 mph
ENE
|
|
Saturday Night
May 30
|
Chance Showers And Thunderstorms then Partly Cloudy
|
60°F |
5 to 10 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Herrin.