Maryville, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Maryville, IL in one place.
Sunny, with a high near 87. Northwest wind around 3 mph.
Local Weather Overview
This forecast page for Maryville, 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: Oct 10, 2026 6:39 PM CDT.
The active forecast window currently covers Oct 11 to Oct 16, 2026 for Maryville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 11 to Oct 16, 2026
- Latest sync
- Oct 10, 2026 6:39 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Maryville
Columbus Day looks like the warmest upcoming period in Maryville at 94 degrees F.
Friday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Friday at about 12 to 18 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 10, 2026 6:39 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 62. South wind around 5 mph.
Sunny, with a high near 94. Southwest wind 5 to 12 mph.
Clear, with a low around 70.
Sunny, with a high near 91.
A chance of rain showers after 1am. Mostly clear, with a low around 69. Chance of precipitation is 40%.
A chance of rain showers before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
A chance of rain showers before 1pm. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Partly cloudy, with a low around 46.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Oct 11
|
Sunny
|
87°F |
3 mph
NW
|
|
Sunday Night
Oct 11
|
Partly Cloudy
|
62°F |
5 mph
S
|
|
Columbus Day
Oct 12
|
Sunny
|
94°F |
5 to 12 mph
SW
|
|
Monday Night
Oct 12
|
Clear
|
70°F |
10 mph
SW
|
|
Tuesday
Oct 13
|
Sunny
|
91°F |
8 to 12 mph
SW
|
|
Tuesday Night
Oct 13
|
Mostly Clear then Chance Rain Showers
|
69°F |
7 mph
SW
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms Likely
|
84°F |
5 to 8 mph
N
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
64°F |
9 mph
NE
|
|
Thursday
Oct 15
|
Rain Showers Likely
|
78°F |
12 mph
SE
|
|
Thursday Night
Oct 15
|
Chance Showers And Thunderstorms
|
57°F |
12 mph
SW
|
|
Friday
Oct 16
|
Chance Rain Showers
|
71°F |
12 to 18 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
46°F |
12 to 17 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Maryville.