Weather forecast for today
Crystal Lake, IL

Weather forecast for today

Friday, Apr 18.

PM Thunderstorms
6:05 am

7:39 pm
CDT
PM Thunderstorms
75°F / 48°F
  • Wind: 17mph SW
  • Humidity: 71%
  • Precip. probability: 37%
  • Precipitation: 0.16"
  • UV index: 2
Today, in Crystal Lake, stormy skies and lightning strikes are expected later today.
The chance of rainfall is low, and light precipitation is anticipated. A notable temperature range, reaching a high of a temperate 75.2°F and a low of a chilly 48.2°F, is forecasted.
An unusual warmer pattern is expected, as the day’s high matches May's typical max of 67.1°F.
Sunrise was at 6:05 am and sunset will be at 7:39 pm; the daylight will last for 13h and 34min.

Current condition

Cloudy
12:17 pm CDT
Cloudy
  • 64°F
  • Feels like: 63°F
  • Wind: 10mph SSW
  • Humidity: 79%
  • Dewpoint: 57°F
  • Pressure: 29.61"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 1
In Crystal Lake, at the moment, the weather is predominantly cloudy, casting a gray tone over the city.
The temperature is an enjoyable 64.4°F, and the feels-like temperature is almost the same at 62.6°F. The current temperature is relatively far from the maximum of 75.2°F anticipated for today.

Weather radar - Crystal Lake, IL

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the current temperature?
At 12:17 pm CDT, the temperature is 64.4°F.
What is the weather forecast for Crystal Lake for today?
On Friday, in Crystal Lake, rumbles of thunder are possible along with moderate rain in the afternoon.
Will it rain today?
Light precipitation of 0.16" is predicted. The chance of rainfall is 37%.
What will be the maximum temperature today?
Today, the maximum temperature will be 75.2°F, while the minimum temperature will be 48.2°F.
The maximum temperature will be significantly higher than the average highest temperature of 54.7°F in April. The lowest temperature will be also significantly higher than the average low of 38.8°F.
When is the sunrise / sunset today?
On Friday, in Crystal Lake, sunrise was at 6:05 am and sunset will be at 7:39 pm (CDT).
How many hours of daylight will Crystal Lake have today?
Today, the daylight will last for 13h and 34min.

Hourly weather forecast

1 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Wind: 12mph SW
  • Pressure: 29.59"Hg
  • Humidity: 76%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Wind: 13mph SW
  • Pressure: 29.59"Hg
  • Humidity: 74%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
3 pm
  • 68°F
  • Feels like:
    68°F
Cloudy
Cloudy
  • Wind: 14mph SW
  • Pressure: 29.59"Hg
  • Humidity: 73%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Wind: 17mph SW
  • Pressure: 29.62"Hg
  • Humidity: 65%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 16mph SW
  • Pressure: 29.62"Hg
  • Humidity: 70%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 17mph SW
  • Pressure: 29.62"Hg
  • Humidity: 71%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 68°F
  • Feels like:
    68°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 15mph SW
  • Pressure: 29.65"Hg
  • Humidity: 73%
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Visibility: 9mi
Sunset: 7:39 pm
8 pm
  • 66°F
  • Feels like:
    66°F
Thunderstorms
Thunderstorms
  • Wind: 11mph SW
  • Pressure: 29.68"Hg
  • Humidity: 83%
  • Precip. probability: 60%
  • Precipitation: 0.08"
  • Visibility: 6mi
9 pm
  • 64°F
  • Feels like:
    63°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 13mph WSW
  • Pressure: 29.71"Hg
  • Humidity: 85%
  • Precip. probability: 57%
  • Precipitation: 0.04"
  • Visibility: 7mi
10 pm
  • 61°F
  • Feels like:
    61°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 11mph W
  • Pressure: 29.74"Hg
  • Humidity: 89%
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • Visibility: 5mi
11 pm
  • 59°F
  • Feels like:
    57°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph W
  • Pressure: 29.77"Hg
  • Humidity: 89%
  • Precip. probability: 54%
  • Precipitation: 0.04"
  • Visibility: 7mi
Today, a combination of overcast and stormy weather is expected.
Rainfall is forecasted from 7 pm to 11 pm. With light precipitation of 0.08", most rainfall is expected at 8 pm.
The temperature will vary between a minimum of 59°F and a maximum of 71.6°F. The warmest part of the day is expected around 4 pm.
The maximum is expected to resemble May's average high of 67.1°F rather than April's. The lowest temperature is also more alike with May's average minimum of 50°F than the usual minimum of 38.8°F in April.
Updated: Apr 18, 2025 @ 17:17:17 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Crystal Lake, Illinois, USA

  • en: Crystal Lake, Illinois, USA
  • es: Crystal Lake, Illinois, EE.UU.
  • hr: Kristal Lejk, Ilinois, SAD
  • sr: Kristal Lejk, Ilinois, SAD
  • zh: 克里斯特尔莱克, 伊利诺伊, 美国
  • Latitude: 42.241134°
  • Longitude: -88.316196°
  • Elevation: 909 ft
  • Current time: 12:17pm CDT
  • Sunrise: 6:05 am CDT
  • Sunset: 7:39 pm CDT
  • Timezone: America/Chicago
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