Local weather forecast

Weather in Mundelein, IL

Updated 2026-09-26 10:15 local time · ZIP codes 60060

Partly Cloudy
Now60°F

Partly Cloudy

High / Low64° / 55°
Rain chance10%
Wind6 mph
Weather alerts

Active alerts

2
Flood Warning issued September 25 at 8:41PM CDT until September 28 at 7:00AM CDT by NWS Chicago IL

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until Monday morning. * IMPACTS...At 9.0 feet, Kilbourne Road and Emerald Avenue threatened near Grand Avenue in Gurnee. * ADDITIONAL DETAILS... - At 8:30 PM CDT Friday the stage was 8.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Friday was 8.3 feet. - Forecast...The river is expected to fall below flood stage early next week. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood

Safety instructions

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by Saturday afternoon.

Flood Warning issued September 25 at 8:41PM CDT until October 1 at 1:00AM CDT by NWS Chicago IL

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until late Wednesday night. * IMPACTS...At 8.0 feet, Agricultural and park land is inundated near the river. Residential property is threatened near the river. * ADDITIONAL DETAILS... - At 7:30 PM CDT Friday the stage was 8.7 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:30 PM CDT Friday was 9.0 feet. - Forecast...The river is expected to fall below flood stage during the middle to end of next week. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood

Safety instructions

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by Saturday afternoon.

Hourly

Next hours

NowPartly Cloudy60°6% rain
11 AMOvercast62°11% rain
12 PMOvercast63°10% rain
1 PMOvercast64°10% rain
2 PMOvercast64°10% rain
3 PMOvercast63°10% rain
4 PMOvercast61°10% rain
5 PMOvercast60°11% rain
6 PMOvercast59°12% rain
7 PMOvercast59°13% rain
8 PMOvercast58°13% rain
9 PMOvercast58°14% rain
Forecast

3-day weather forecast

Today2026-09-26
Overcast
64° 55°Overcast
Rain 10%Gust 7 mph
Tomorrow2026-09-27
Overcast
68° 55°Overcast
Rain 13%Gust 6 mph
Monday2026-09-28
Sunny
71° 54°Sunny
Rain 5%Gust 6 mph
Conditions

Weather details

Feels like55°F
Humidity53%
Pressure30.23 inHg
Visibility6 mi
Wind6 mph ESE
Wind gusts8 mph
Precipitation0.00 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise06:43 AM
Sunset06:42 PM
Moonrise06:31 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour2 PM · 64°F
Coolest hour6 AM · 55°F
Highest rain chance7 AM · 28%
Strongest gusts6 AM · 15 mph
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 14%).

Light layers should work

It feels like 55°F with winds near 6 mph.

Best window: 2 PM

64°F, 10% rain chance and 7 mph wind.

Driving conditions look generally normal

Visibility is around 6 mi; gusts may reach 9 mph.

Good conditions for an easy run

Current temperature is 60°F, wind 6 mph, rain chance up to 14%.

Low UV protection needs

UV index is 2.

Local weather characteristics in Mundelein

Illinois has four distinct seasons with hot, humid summers, cold winters, strong frontal changes and frequent spring and summer thunderstorms.

Mundelein is part of the Midwest weather region. The forecast point is near 42.26°N latitude and 88.00°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Mundelein weather today

Partly Cloudy and 60°F in Mundelein, IL. Today's high is 64°F with a 10% rain chance. Winds are around 6 mph with gusts near 8 mph. Relative humidity is 53%, pressure is 30.23 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Mundelein

Sunrise is at 06:43 AM and sunset is at 06:42 PM. Tomorrow's forecast calls for Overcast with a high near 68°F and a low near 55°F. The maximum rain chance is 13%.

Nearby

Weather near Mundelein

Illinois

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