Mount Pleasant, IL Weather Forecast
Local 7-day forecast
Patchy Fog then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mount Pleasant, IL in one place.
Patchy fog before 8am. Mostly sunny. High near 84, with temperatures falling to around 82 in the afternoon. East southeast wind around 1 mph.
Local Weather Overview
This forecast page for Mount Pleasant, 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 23, 2026 4:24 PM CDT.
The active forecast window currently covers Aug 24 to Aug 29, 2026 for Mount Pleasant, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 24 to Aug 29, 2026
- Latest sync
- Aug 23, 2026 4:24 PM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Mount Pleasant
Wednesday looks like the warmest upcoming period in Mount Pleasant at 88 degrees F.
Monday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Thursday at about 0 to 7 mph NW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Aug 23, 2026 4:24 PM CDT
- Coverage
- 6 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 clear, with a low around 63. East northeast wind around 1 mph.
Sunny, with a high near 86. East wind around 3 mph.
Mostly clear, with a low around 67. East wind around 1 mph.
Mostly sunny, with a high near 88. South southeast wind around 2 mph.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 68. West northwest wind around 1 mph.
Sunny, with a high near 88. Northwest wind 0 to 7 mph.
Mostly clear, with a low around 66. North wind 0 to 5 mph.
Sunny, with a high near 87. North wind around 2 mph.
Mostly clear, with a low around 66. North northeast wind around 1 mph.
Mostly sunny, with a high near 88. East southeast wind 0 to 3 mph.
Partly cloudy, with a low around 68. Southeast wind around 2 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 24
|
Patchy Fog then Mostly Sunny
|
84°F |
1 mph
ESE
|
|
Monday Night
Aug 24
|
Mostly Clear
|
63°F |
1 mph
ENE
|
|
Tuesday
Aug 25
|
Sunny
|
86°F |
3 mph
E
|
|
Tuesday Night
Aug 25
|
Mostly Clear
|
67°F |
1 mph
E
|
|
Wednesday
Aug 26
|
Mostly Sunny
|
88°F |
2 mph
SSE
|
|
Wednesday Night
Aug 26
|
Slight Chance Showers And Thunderstorms
|
68°F |
1 mph
WNW
|
|
Thursday
Aug 27
|
Sunny
|
88°F |
0 to 7 mph
NW
|
|
Thursday Night
Aug 27
|
Mostly Clear
|
66°F |
0 to 5 mph
N
|
|
Friday
Aug 28
|
Sunny
|
87°F |
2 mph
N
|
|
Friday Night
Aug 28
|
Mostly Clear
|
66°F |
1 mph
NNE
|
|
Saturday
Aug 29
|
Mostly Sunny
|
88°F |
0 to 3 mph
ESE
|
|
Saturday Night
Aug 29
|
Partly Cloudy
|
68°F |
2 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mount Pleasant.