Saint Anne, IL Weather Forecast
Local 7-day forecast
Rain
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Anne, IL in one place.
Rain likely before 1pm, then rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 65. East southeast wind 5 to 10 mph. Chance of precipitation is 100%.
Local Weather Overview
This forecast page for Saint Anne, 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 14, 2026 3:34 AM CDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Saint Anne, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 3:34 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Anne
Tuesday looks like the warmest upcoming period in Saint Anne at 74 degrees F.
Saturday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Friday at about 15 to 20 mph NW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 3:34 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain and a slight chance of thunderstorms. Mostly cloudy, with a low around 51. West southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 40%.
A slight chance of rain before 7pm. Partly cloudy, with a low around 39.
Sunny, with a high near 57.
Clear, with a low around 37.
Sunny, with a high near 68.
Mostly clear, with a low around 45.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 46.
Mostly sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Rain
|
65°F |
5 to 10 mph
ESE
|
|
Thursday Night
Oct 15
|
Rain
|
51°F |
5 to 15 mph
WSW
|
|
Friday
Oct 16
|
Chance Rain
|
56°F |
15 to 20 mph
NW
|
|
Friday Night
Oct 16
|
Slight Chance Rain then Partly Cloudy
|
39°F |
5 to 20 mph
NNW
|
|
Saturday
Oct 17
|
Sunny
|
57°F |
0 to 5 mph
WNW
|
|
Saturday Night
Oct 17
|
Clear
|
37°F |
0 to 5 mph
SSW
|
|
Sunday
Oct 18
|
Sunny
|
68°F |
5 to 10 mph
SSW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
45°F |
5 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
71°F |
5 mph
SSW
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
46°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
74°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Anne.