Weather forecast for todayGrayslake, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 8:00 pm CDT

  • 54°F
  • Feels like:
    52°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 4mphS 190°
  • Humidity: 51%
  • Dewpoint: 36°F
  • Pressure: 30.35"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Grayslake, at the moment, uninterrupted clear skies make for a beautiful day.
The temperature is a fresh 53.6°F, while the real-feel temperature is a similar 51.8°F. The current temperature is still relatively far from minimum-anticipated 39.2°F.

Sunday Oct 18, 2026

  • min.
  • 39°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSSW 212°
  • Humidity: 70%
  • UV index: 0
  • Sunrise: 7:08 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
For the rest of the night, pristine, cloud-free skies are expected all day long.
The lowest temperature will be a wintry 39.2°F.
Sunrise was at 7:08 am and sunset at 6:05 pm; the daylight lasted for 10h and 57min.

Hourly overview

Hourly temperatures

Warmest hour: 9 pm 52°C.
Coldest period: 4 am - 5 am 41°C.

Chance of precipitation

Highest chance: 5 am 5%.

Hourly weather forecast

  • 9 pm
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 203°
  • Humidity: 54%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 206°
  • Humidity: 58%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 206°
  • Humidity: 61%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 210°
  • Humidity: 67%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSW 211°
  • Humidity: 70%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSW 219°
  • Humidity: 74%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSW 224°
  • Humidity: 79%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSW 220°
  • Humidity: 82%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphSW 218°
  • Humidity: 84%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphSW 214°
  • Humidity: 86%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the remainder of Sunday, the weather will be unstable. The temperature will be between a maximum of 51.8°F and a minimum of 48.2°F.
Updated: Oct 19, 2026 @ 01:00:26 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 8:00 pm CDT is 53.6°F.

Today, skies will be completely cloud-free.

On Sunday, in Grayslake, sunrise was at 7:08 am and sunset at 6:05 pm (CDT).

Today in Grayslake, the daylight lasted for 10h and 57min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Grayslake, Illinois, USA

  • en: Grayslake, Illinois, USA
  • es: Grayslake, Illinois, EE.UU.
  • hr: Grejslejk, Ilinois, SAD
  • mk: Grejslejk, Ilinois, SAD
  • sr: Grejslejk, Ilinois, SAD
  • zh: 格蕾丝雷克, 伊利诺伊, 美国
  • Latitude: 42.344466°
  • Longitude: -88.041746°
  • Elevation: 787 ft
  • Current time: 8:00pm CDT
  • Sunrise: 7:08 am CDT
  • Sunset: 6:05 pm CDT
  • Timezone: America/Chicago

Nearby Grayslake, Illinois, USA

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