Millbrook, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Millbrook, IL in one place.
Sunny. High near 77, with temperatures falling to around 75 in the afternoon. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Local Weather Overview
This forecast page for Millbrook, 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: Jun 18, 2026 12:19 PM CDT.
The active forecast window currently covers Jun 19 to Jun 24, 2026 for Millbrook, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 19 to Jun 24, 2026
- Latest sync
- Jun 18, 2026 12:19 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Millbrook
Saturday looks like the warmest upcoming period in Millbrook at 79 degrees F.
Monday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Sunday at about 5 to 15 mph ENE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 18, 2026 12:19 PM 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
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 58. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 79. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
A chance of rain showers before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 74.
Showers and thunderstorms likely. Mostly cloudy, with a low around 55.
A chance of rain showers before 7am. Mostly sunny, with a high near 73.
Partly cloudy, with a low around 52.
Sunny, with a high near 76.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 56.
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 77.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Juneteenth
Jun 19
|
Sunny
|
77°F |
5 to 10 mph
WNW
|
|
Friday Night
Jun 19
|
Slight Chance Showers And Thunderstorms
|
58°F |
5 to 10 mph
W
|
|
Saturday
Jun 20
|
Slight Chance Rain Showers then Mostly Sunny
|
79°F |
5 to 10 mph
W
|
|
Saturday Night
Jun 20
|
Partly Cloudy then Slight Chance Rain Showers
|
59°F |
0 to 5 mph
N
|
|
Sunday
Jun 21
|
Showers And Thunderstorms Likely
|
74°F |
5 to 15 mph
ENE
|
|
Sunday Night
Jun 21
|
Showers And Thunderstorms Likely
|
55°F |
15 mph
NE
|
|
Monday
Jun 22
|
Chance Rain Showers then Mostly Sunny
|
73°F |
10 to 15 mph
NNE
|
|
Monday Night
Jun 22
|
Partly Cloudy
|
52°F |
5 to 10 mph
NNE
|
|
Tuesday
Jun 23
|
Sunny
|
76°F |
5 mph
N
|
|
Tuesday Night
Jun 23
|
Partly Cloudy then Slight Chance Rain Showers
|
56°F |
0 to 5 mph
SSW
|
|
Wednesday
Jun 24
|
Chance Showers And Thunderstorms
|
77°F |
0 to 5 mph
SW
|
|
Wednesday Night
Jun 24
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
58°F |
0 to 5 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Millbrook.