Weather forecast for today
Sugar Island, IL

Weather forecast for today

Tuesday, Jun 17.

PM Thunderstorms
5:17 am

8:27 pm
CDT
PM Thunderstorms
90°F / 70°F
  • Wind: 9mph SW
  • Humidity: 68%
  • Precip. probability: 37%
  • Precipitation: 0.35"
  • UV index: 9
Today, brief but strong thunderstorms are expected during the afternoon hours.
The chance of rainfall is low, and light precipitation is predicted. The maximum temperature will be a blazing 89.6°F, while the minimum forecasted temperature is an agreeable 69.8°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a torridly hot 104°F. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The temperature will be higher and more consistent with July's average high of 81.1°F than with June's usual.
Sunrise will be at 5:17 am and sunset at 8:27 pm; the daylight will last for 15h and 11min.

Current condition

Partly Cloudy
4:46 am CDT
Partly Cloudy
  • 70°F
  • Feels like: 70°F
  • Wind: 5mph SW
  • Humidity: 98%
  • Dewpoint: 68°F
  • Pressure: 29.84"Hg
  • Precipitation: 0"
  • Visibility: 9mi
  • UV index: 0
In Sugar Island, at the moment, the sky features a blend of clouds and blue patches.
The temperature is an agreeable 69.8°F. The current temperature is at the minimum expected for today.

Weather radar - Sugar Island, IL

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

Frequently asked questions

What is the temperature now?
At 4:46 am CDT, the temperature is 69.8°F.
What is the weather forecast for Sugar Island for today?
Today, unstable skies may bring rain, thunder, and brief gusts later today.
Will it rain today?
Light precipitation of 0.35" is anticipated. The chance of rainfall is 37%.
What will be the maximum temperature today?
Today, the highest temperature in Sugar Island will be 89.6°F, while the lowest temperature will be 69.8°F. The maximum heat index, which combines relative humidity and air temperature, is estimated at 104°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 79.3°F in June. The lowest temperature will be slightly warmer than the average low of 62.6°F.
When are sunrise and sunset today?
On Tuesday, in Sugar Island, sunrise will be at 5:17 am and sunset at 8:27 pm (CDT).
How long is the day today?
In Sugar Island, Illinois, today, there will be 15h and 11min of daylight.

Hourly weather forecast

Sunrise: 5:17 am
6 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 98%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 8mi
8 am
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.85"Hg
  • Humidity: 89%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SW
  • Pressure: 29.83"Hg
  • Humidity: 69%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 84°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SW
  • Pressure: 29.83"Hg
  • Humidity: 57%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 88°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.8"Hg
  • Humidity: 51%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 88°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph SW
  • Pressure: 29.74"Hg
  • Humidity: 47%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 86°F
  • Feels like:
    90°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SW
  • Pressure: 29.74"Hg
  • Humidity: 54%
  • Precip. probability: 37%
  • Precipitation: 0.12"
  • Visibility: 7mi
8 pm
  • 81°F
  • Feels like:
    82°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 7mph SW
  • Pressure: 29.77"Hg
  • Humidity: 65%
  • Precip. probability: 31%
  • Precipitation: 0.08"
  • Visibility: 9mi
Sunset: 8:27 pm
10 pm
  • 77°F
  • Feels like:
    81°F
Cloudy
Cloudy
  • Wind: 6mph S
  • Pressure: 29.77"Hg
  • Humidity: 76%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
Today, in Sugar Island, primarily dull and occasionally thunderstorm-prone weather is predicted.
Rainfall is predicted from 6 pm to 9 pm. With moderate precipitation of 0.16", most rainfall is expected at 7 pm.
The temperature will vary between a minimum of 68°F and a maximum of 87.8°F. The hottest part of the day will be from 2 pm to 5 pm.
The maximum is expected to resemble July's average high of 81.1°F rather than June's. The expected low will be also more alike with what’s common in July than the current June average of 62.6°F.
Updated: Jun 17, 2025 @ 09:46:37 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Sugar Island, Illinois, USA

  • en: Sugar Island, Illinois, USA
  • es: Sugar Island, Illinois, EE.UU.
  • hr: Šugar aralы, Ilinois, SAD
  • sr: Šugar aralы, Ilinois, SAD
  • zh: Sugar Island, 伊利诺伊, 美国
  • Latitude: 41.015033°
  • Longitude: -87.829206°
  • Elevation: 610 ft
  • Current time: 4:46am CDT
  • Sunrise: 5:17 am CDT
  • Sunset: 8:27 pm CDT
  • Timezone: America/Chicago
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