Massac County, IL Weather Forecast
County weather hub
Mostly Cloudy
Compare major city weather across Massac County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly cloudy. Low around 63, with temperatures rising to around 65 overnight. East northeast wind around 3 mph.
County Weather Overview
This county weather page brings together forecast coverage for Massac County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Massac County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 30 to Jun 6, 2026
- Latest sync
- May 31, 2026 12:31 AM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Massac County
Friday looks like the warmest upcoming period in Massac County at 85 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 8 mph NE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 31, 2026 12:31 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
Mostly sunny, with a high near 83. East northeast wind around 3 mph.
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Partly cloudy. Low around 64, with temperatures rising to around 66 overnight. East wind around 2 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. West northwest wind 0 to 3 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62. North northeast wind around 2 mph. Chance of precipitation is 50%.
Sunny, with a high near 81. Northeast wind 2 to 8 mph.
Clear, with a low around 56. Northeast wind 1 to 5 mph.
Sunny, with a high near 79. East northeast wind 2 to 6 mph.
Clear, with a low around 57. Northeast wind 0 to 3 mph.
Sunny, with a high near 83. South southeast wind 1 to 5 mph.
Mostly clear, with a low around 63. South wind around 2 mph.
Mostly sunny, with a high near 85. South southwest wind 1 to 8 mph.
A chance of rain showers after 7pm. Partly cloudy, with a low around 67. South wind 2 to 6 mph.
A 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. South southwest wind 2 to 8 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
May 30
|
Mostly Cloudy
|
63°F |
3 mph
ENE
|
|
Sunday
May 31
|
Mostly Sunny
|
83°F |
3 mph
ENE
|
|
Sunday Night
May 31
|
Partly Cloudy then Chance Showers And Thunderstorms
|
64°F |
2 mph
E
|
|
Monday
Jun 1
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
84°F |
0 to 3 mph
WNW
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
62°F |
2 mph
NNE
|
|
Tuesday
Jun 2
|
Sunny
|
81°F |
2 to 8 mph
NE
|
|
Tuesday Night
Jun 2
|
Clear
|
56°F |
1 to 5 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
79°F |
2 to 6 mph
ENE
|
|
Wednesday Night
Jun 3
|
Clear
|
57°F |
0 to 3 mph
NE
|
|
Thursday
Jun 4
|
Sunny
|
83°F |
1 to 5 mph
SSE
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
63°F |
2 mph
S
|
|
Friday
Jun 5
|
Mostly Sunny
|
85°F |
1 to 8 mph
SSW
|
|
Friday Night
Jun 5
|
Chance Rain Showers
|
67°F |
2 to 6 mph
S
|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
85°F |
2 to 8 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Massac County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Massac County.
Largest mapped city population in this region: 5,885.
