Mill Creek, IL Weather Forecast

Local 7-day forecast

88°

Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Mill Creek, IL in one place.

Wednesday, July 15, 2026

Wind: 0 to 3 mph E

Wednesday

A chance of showers and thunderstorms after 11am. Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. East wind 0 to 3 mph. Chance of precipitation is 40%.

Local 7-day forecast

Local Weather Overview

This forecast page for Mill Creek, 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: Jul 14, 2026 7:52 PM CDT.

The active forecast window currently covers Jul 15 to Jul 20, 2026 for Mill Creek, IL.

Page Snapshot

Page focus: city weather
Forecast window: Jul 15 to Jul 20, 2026
Latest sync: Jul 14, 2026 7:52 PM CDT
Forecast office: PAH
Source: NOAA / NWS

Next High

88°F

Wednesday

Next Low

72°F

Wednesday Night

Rain Outlook

Periods mentioning precipitation

Windiest

1 to 7 mph

Monday

Daily Outlook

Today

Jul 15

Chance Showers And Thunderstorms

88 °F

/ 72°F

Wind 0 to 3 mph

Thu

Jul 16

Mostly Sunny then Chance Showers And Thunderstorms

88 °F

/ 73°F

Wind 0 to 3 mph

Fri

Jul 17

Chance Showers And Thunderstorms

90 °F

/ 73°F

Wind 1 to 5 mph

Sat

Jul 18

Mostly Sunny then Slight Chance Showers And Thunderstorms

92 °F

/ 74°F

Wind 2 to 6 mph

Sun

Jul 19

Sunny then Slight Chance Showers And Thunderstorms

93 °F

/ 74°F

Wind 5 mph

Mon

Jul 20

Mostly Sunny then Slight Chance Showers And Thunderstorms

93 °F

/ 74°F

Wind 1 to 7 mph

This Week in Mill Creek

Sunday looks like the warmest upcoming period in Mill Creek at 93 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 72 degrees F.

The strongest winds are forecast for Monday at about 1 to 7 mph WSW.

Precipitation is mentioned in 12 upcoming forecast periods.

Forecast Details

Last updated: Jul 14, 2026 7:52 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 source

Extended Forecast

Wednesday Night

Jul 15

72°F

Chance Showers And Thunderstorms then Partly Cloudy

0 to 3 mph ESE

A chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 72. East southeast wind 0 to 3 mph. Chance of precipitation is 30%.

Thursday

Jul 16

88°F

Mostly Sunny then Chance Showers And Thunderstorms

0 to 3 mph SSW

A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southwest wind 0 to 3 mph. Chance of precipitation is 50%.

Thursday Night

Jul 16

73°F

Chance Showers And Thunderstorms then Partly Cloudy

2 mph SW

A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Southwest wind around 2 mph. Chance of precipitation is 50%.

Friday

Jul 17

90°F

Chance Showers And Thunderstorms

1 to 5 mph WSW

A slight chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. West southwest wind 1 to 5 mph.

Friday Night

Jul 17

73°F

Chance Showers And Thunderstorms

3 mph WSW

A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. West southwest wind around 3 mph.

Saturday

Jul 18

92°F

Mostly Sunny then Slight Chance Showers And Thunderstorms

2 to 6 mph WSW

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West southwest wind 2 to 6 mph.

Saturday Night

Jul 18

74°F

Slight Chance Showers And Thunderstorms then Mostly Clear

5 mph WSW

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. West southwest wind around 5 mph.

Sunday

Jul 19

93°F

Sunny then Slight Chance Showers And Thunderstorms

5 mph WSW

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. West southwest wind around 5 mph.

Sunday Night

Jul 19

74°F

Slight Chance Showers And Thunderstorms

1 to 5 mph WSW

A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. West southwest wind 1 to 5 mph.

Monday

Jul 20

93°F

Mostly Sunny then Slight Chance Showers And Thunderstorms

1 to 7 mph WSW

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. West southwest wind 1 to 7 mph.

Monday Night

Jul 20

74°F

Slight Chance Showers And Thunderstorms then Mostly Clear

6 mph WSW

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. West southwest wind around 6 mph.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Wednesday Jul 15	Chance Showers And Thunderstorms	88°F	0 to 3 mph E	A chance of showers and thunderstorms after 11am. Mostly sunny. High near 88, with temperatures falling to around 86 in...
Wednesday Night Jul 15	Chance Showers And Thunderstorms then Partly Cloudy	72°F	0 to 3 mph ESE	A chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 72. East southeast wind 0 to 3 mph. C...
Thursday Jul 16	Mostly Sunny then Chance Showers And Thunderstorms	88°F	0 to 3 mph SSW	A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southwest wind 0 to 3 mph. Cha...
Thursday Night Jul 16	Chance Showers And Thunderstorms then Partly Cloudy	73°F	2 mph SW	A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Southwest wind around 2 mph. Chan...
Friday Jul 17	Chance Showers And Thunderstorms	90°F	1 to 5 mph WSW	A slight chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny, with a h...
Friday Night Jul 17	Chance Showers And Thunderstorms	73°F	3 mph WSW	A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. West southwest wind around 3 mph.
Saturday Jul 18	Mostly Sunny then Slight Chance Showers And Thunderstorms	92°F	2 to 6 mph WSW	A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West southwest wind 2 to 6 mp...
Saturday Night Jul 18	Slight Chance Showers And Thunderstorms then Mostly Clear	74°F	5 mph WSW	A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. West southwest wind around...
Sunday Jul 19	Sunny then Slight Chance Showers And Thunderstorms	93°F	5 mph WSW	A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. West southwest wind around 5 mph.
Sunday Night Jul 19	Slight Chance Showers And Thunderstorms	74°F	1 to 5 mph WSW	A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. West southwest wind 1 to 5...
Monday Jul 20	Mostly Sunny then Slight Chance Showers And Thunderstorms	93°F	1 to 7 mph WSW	A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. West southwest wind 1 to 7 mp...
Monday Night Jul 20	Slight Chance Showers And Thunderstorms then Mostly Clear	74°F	6 mph WSW	A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. West southwest wind around...

Nearby Forecasts

Explore weather pages for nearby cities and major places around Mill Creek.

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.