Weather forecast for todayCollinsville, IL

Weather forecast for today

Current condition 7:08 pm CDT

  • 57°F
  • Feels like:
    57°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 1mphNW 320°
  • Humidity: 67%
  • Dewpoint: 46°F
  • Pressure: 30.31"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, a perfect day unfolds under completely clear skies.
The temperature is a mild 57.2°F. The current temperature is still relatively far from the anticipated minimum of 42.8°F.

Monday Oct 19, 2026

  • min.
  • 43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphE 99°
  • Humidity: 86%
  • UV index: 0
  • Sunrise: 7:13 am CDT
  • Sunset: 6:16 pm CDT
  • ▼
In Collinsville, during the evening and into the night, clouds will dominate overhead, keeping the atmosphere dull.
The lowest predicted temperature is a chilly 42.8°F.
Sunrise was at 7:13 am and sunset at 6:16 pm; the daylight lasted for 11h and 3min.

Hourly overview

Hourly temperatures

Warmest hour: 8 pm 54°C.
Coldest period: 3 am - 4 am 46°C.

Chance of precipitation

Highest chance: 4 am 5%.

Hourly weather forecast

  • 8 pm
  • 54°F
  • Feels like:
    54°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 98°
  • Humidity: 77%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 90°
  • Humidity: 83%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphESE 108°
  • Humidity: 85%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 52°F
  • Feels like:
    52°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 99°
  • Humidity: 83%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 50°F
  • Feels like:
    50°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphESE 104°
  • Humidity: 85%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphESE 115°
  • Humidity: 88%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphESE 113°
  • Humidity: 88%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 46°F
  • Feels like:
    46°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphE 100°
  • Humidity: 94%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 46°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphE 96°
  • Humidity: 94%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 45°F
  • Feels like:
    45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphENE 71°
  • Humidity: 94%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
During the evening and overnight hours, gray skies are likely.
The temperature will be between the highest temperature of 53.6°F and the lowest temperature of 51.8°F.
Updated: Oct 20, 2026 @ 00:08:45 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 7:08 pm CDT, the temperature is 57.2°F.

On Monday, in Collinsville, prepare for a dull and mostly gray sky.

On Monday, in Collinsville, sunrise was at 7:13 am and sunset at 6:16 pm (CDT).

Today, the daylight lasted for 11h and 3min.