Weather forecast for 10 daysMundelein, IL

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 63°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSW 209°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
Today, on Sunday, October 18, sunshine and minimal clouds are in the outlook.
The highest expected temperature is a comfortable 62.6°F, while the lowest temperature will be an icy 39.2°F.
October's usual high of 59.2°F is anticipated to be matched by the day’s maximum temperature.
Sunrise will be at 7:08 am and sunset at 6:05 pm; the daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Maximum temperature: 72°C.
Minimum temperature: 63°C.

Chance of precipitation

Highest chance: Tuesday 27.10. 17%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 63°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSW 209°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSW 201°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphE 86°
  • Humidity: 63%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphSSW 202°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphENE 65°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 133°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:58 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 70°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSE 159°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 72°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSW 205°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 5:55 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphNE 50°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:18 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 63°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 7mphE 86°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 7:19 am CDT
  • Sunset: 5:52 pm CDT
  • ▼
Conditions over the next ten days suggest that a combination of cloudy and bright weather is expected.
Rain is not anticipated in Mundelein in the upcoming days.
In the upcoming period, the highest temperature will vary between 62.6°F and 71.6°F, while the lowest nightly temperature differences will be quite pronounced, as the overnight lows will vary from 39.2°F to 51.8°F.
With a maximum temperature of 71.6°F, Thursday and next Sunday will be the warmest days; with a maximum temperature of 62.6°F, Sunday and next Tuesday will be the coldest days.
Updated: Oct 18, 2026 @ 07:26:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, sun-filled conditions are expected to persist.

Today, the maximum temperature will be 62.6°F, while the minimum temperature will be 39.2°F.
Today, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature today will be a couple of degrees lower than the average low temperature.

On Sunday, in Mundelein, sunrise will be at 7:08 am and sunset at 6:05 pm (CDT).

In Mundelein, today, there will be 10h and 57min of daylight.