Weather forecast for todayIrwin, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 3:42 pm CDT

  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 12mphS 190°
  • Humidity: 29%
  • Dewpoint: 32°F
  • Pressure: 30.37"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
In Irwin, at the moment, a bright sun and a clear sky set the scene for a beautiful day.
The temperature is a comfortable 64.4°F.

Sunday Oct 18, 2026

  • min.
  • 36°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphS 184°
  • Humidity: 62%
  • UV index: 0
  • Sunrise: 7:07 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
In Irwin, for the rest of Sunday, the forecast calls for endless blue skies and perfectly clear weather.
The lowest temperature will be an icy 35.6°F.
Sunrise was at 7:07 am and sunset will be at 6:07 pm; the daylight will last for 11h and 0min.

Hourly overview

Hourly temperatures

Warmest period: 4 pm - 5 pm 64°C.
Coldest hour: 12 am 45°C.

Chance of precipitation

Highest chance: 12 am 3%.

Hourly weather forecast

  • 4 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphSSW 194°
  • Humidity: 29%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphS 188°
  • Humidity: 30%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphS 178°
  • Humidity: 36%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:07 pm
  • 7 pm
  • 55°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 172°
  • Humidity: 46%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 172°
  • Humidity: 54%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 174°
  • Humidity: 58%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 174°
  • Humidity: 64%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphS 183°
  • Humidity: 68%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 189°
  • Humidity: 73%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSW 192°
  • Humidity: 77%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the remainder of Sunday, sunny conditions are likely to prevail.
The temperature will be between the highest temperature of 64.4°F and the lowest temperature of 46.4°F.
Updated: Oct 18, 2026 @ 20:42:16 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 3:42 pm CDT is 64.4°F.

Today, a sun-filled, clear sky is on the way.

On Sunday, in Irwin, sunrise was at 7:07 am and sunset will be at 6:07 pm (CDT).

Today, the daylight will last for 11h and 0min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Irwin, Illinois, USA

  • en: Irwin, Illinois, USA
  • es: Irwin, Illinois, EE.UU.
  • hr: Ervin, Ilinois, SAD
  • mk: Ervin, Ilinois, SAD
  • sr: Ervin, Ilinois, SAD
  • zh: 欧文, 伊利诺伊, 美国
  • Latitude: 41.052254°
  • Longitude: -87.983933°
  • Elevation: 659 ft
  • Current time: 3:42pm CDT
  • Sunrise: 7:07 am CDT
  • Sunset: 6:07 pm CDT
  • Timezone: America/Chicago

Nearby Irwin, Illinois, USA

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