Weather forecast for today
Collinsville, IL

Weather forecast for today

Sunday, Jun 15.

Partly Cloudy
5:33 am

8:27 pm
CDT
Partly Cloudy
84°F / 70°F
  • Wind: 7mph NNE
  • Humidity: 59%
  • Precip. probability: 3%
  • Precipitation: 0.04"
  • UV index: 8
Today, on Sunday, June 15, scattered clouds may briefly filter the sunlight, but it will remain bright overall.
Minimal precipitation is forecasted. The highest expected temperature is a moderately hot 84.2°F, while the lowest temperature will be a pleasant 69.8°F.
The maximum heat index, which modifies the air temperature to account for humidity, is assessed at a blazing 87.8°F. Note that heat index values are valued for light wind and location in the shade.
Today's top temperature is set to align with the common June high of 83.3°F.
Sunrise was at 5:33 am and sunset will be at 8:27 pm; the daylight will last for 14h and 55min.

Current condition

Mostly Cloudy
2:12 pm CDT
Mostly Cloudy
  • 82°F
  • Feels like: 88°F
  • Wind: 6mph N
  • Humidity: 58%
  • Dewpoint: 66°F
  • Pressure: 30.01"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 8
In Collinsville, at the moment, scattered clouds are merging, creating mostly cloudy conditions.
The temperature is a temperate 82.4°F, the feels-like temperature is slightly different, assessed at a blazing 87.8°F. The current temperature is almost at the maximum expected 84.2°F for today.

Weather radar - Collinsville, IL

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

Frequently asked questions

What is the temperature in Collinsville now?
The temperature at 2:12 pm CDT in Collinsville is 82.4°F. Feels-like temperature is 87.8°F.
What is the weather forecast for Collinsville for today?
On Sunday, some passing clouds may drift through, but the sun will shine at times.
Will it rain today?
Today, there is a low chance of minimal precipitation in Collinsville.
What will be the maximum temperature today?
Today, the highest temperature will be 84.2°F, while the lowest temperature will be 69.8°F. The maximum heat index, which integrates air moisture with ambient temperature, is calculated to be 87.8°F.
The highest temperature today will be in line with the average maximum temperature in June. The lowest temperature today will be also in line with the average low temperature.
When is the sunrise / sunset today?
On Sunday, in Collinsville, sunrise was at 5:33 am and sunset will be at 8:27 pm (CDT).
How many hours of daylight will Collinsville have today?
In Collinsville, Illinois, today, there will be 14h and 55min of daylight.

Hourly weather forecast

3 pm
  • 82°F
  • Feels like:
    86°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph NNE
  • Pressure: 29.97"Hg
  • Humidity: 58%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 82°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph NNE
  • Pressure: 29.97"Hg
  • Humidity: 59%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 82°F
  • Feels like:
    86°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph NNE
  • Pressure: 29.94"Hg
  • Humidity: 59%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 81°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph NE
  • Pressure: 29.94"Hg
  • Humidity: 63%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 81°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 6mph NE
  • Pressure: 29.94"Hg
  • Humidity: 65%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 79°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Wind: 5mph NE
  • Pressure: 29.94"Hg
  • Humidity: 71%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:27 pm
9 pm
  • 75°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 4mph ENE
  • Pressure: 29.94"Hg
  • Humidity: 77%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 75°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 3mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 80%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
11 pm
  • 73°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 2mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 82%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
12 am
  • 73°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 2mph E
  • Pressure: 29.97"Hg
  • Humidity: 84%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
For the rest of the day, cloudy skies are expected.
The temperature will vary between the lowest temperature of 73.4°F and the highest temperature of 82.4°F. The warmest part of the day will be from 3 pm to 5 pm.
The highest temperature today will be similar to June's typical maximum. Today, the temperature will drop to a level also resembling June's average minimum of 66.6°F.
Updated: Jun 15, 2025 @ 19:12:52 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Collinsville, Illinois, USA

  • en: Collinsville, Illinois, USA
  • es: Collinsville, Illinois, EE.UU.
  • hr: Kolinsvil, Ilinois, SAD
  • sr: Kolinsvil, Ilinois, SAD
  • zh: 科林斯维尔, 伊利诺伊, 美国
  • Latitude: 38.670327°
  • Longitude: -89.984548°
  • Elevation: 568 ft
  • Current time: 2:12pm CDT
  • Sunrise: 5:33 am CDT
  • Sunset: 8:27 pm CDT
  • Timezone: America/Chicago
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