Weather forecast for today
Lanark, IL

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Weather forecast for today

Saturday, Jul 12.

Partly Cloudy
5:33 am

8:36 pm
CDT
Partly Cloudy
81°F / 59°F
  • Wind: 12mph W
  • Humidity: 71%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 8
Today, on Saturday, July 12, a partly cloudy outlook will keep the sky interesting throughout the day.
The temperature is anticipated to vary between a warm 80.6°F and a moderate 59°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be 84.2°F.
The highest temperature today will align with the usual July peak of 79.9°F.
Sunrise was at 5:33 am and sunset will be at 8:36 pm; the daylight will last for 15h and 4min.

Current condition

Mostly Cloudy
11:32 am CDT
Mostly Cloudy
  • 77°F
  • Feels like: 77°F
  • Wind: 7mph W
  • Humidity: 77%
  • Dewpoint: 70°F
  • Pressure: 29.87"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 6
At the moment, shifting cloud patterns are maintaining a mostly cloudy sky.
The temperature is a moderately hot 77°F. The current temperature is nearly at the maximum predicted 80.6°F for today.

Frequently asked questions

What is the current temperature?
Currently (11:32 am CDT) it is 77°F in Lanark.
What is the weather forecast for Lanark for today?
Today, occasional cloudiness will be present, but there will still be plenty of sun.
What will be the maximum temperature today?
Today, the maximum temperature in Lanark will be 80.6°F, while the minimum temperature will be 59°F. The maximum heat index, which modifies the air temperature to account for humidity, is assessed at 84.2°F.
The highest temperature today will be in line with the average maximum temperature in July. The lowest temperature will be moderately lower than the average low of 63.3°F.
When are sunrise and sunset today?
On Saturday, in Lanark, sunrise was at 5:33 am and sunset will be at 8:36 pm (CDT).
How long is the day today?
In Lanark, today, there will be 15h and 4min of daylight.

Hourly weather forecast

12 pm
  • 77°F
  • Feels like:
    77°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph W
  • Pressure: 29.85"Hg
  • Humidity: 75%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
1 pm
  • 79°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph W
  • Pressure: 29.85"Hg
  • Humidity: 73%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph W
  • Pressure: 29.85"Hg
  • Humidity: 72%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
3 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Pressure: 29.85"Hg
  • Humidity: 71%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph W
  • Pressure: 29.85"Hg
  • Humidity: 67%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph W
  • Pressure: 29.85"Hg
  • Humidity: 67%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 79°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph W
  • Pressure: 29.85"Hg
  • Humidity: 67%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 77°F
  • Feels like:
    81°F
Sunny
Sunny
  • Wind: 10mph W
  • Pressure: 29.88"Hg
  • Humidity: 71%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 75°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Pressure: 29.88"Hg
  • Humidity: 75%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:36 pm
9 pm
  • 72°F
  • Feels like:
    73°F
Clear
Clear
  • Wind: 6mph WNW
  • Pressure: 29.91"Hg
  • Humidity: 80%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Wind: 6mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 84%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
11 pm
  • 66°F
  • Feels like:
    68°F
Clear
Clear
  • Wind: 5mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 88%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Today, in Lanark, primarily cloud-filled and occasionally sunny weather is anticipated.
The temperature will vary between a minimum of 66.2°F and a maximum of 80.6°F. The warmest part of the day will be from 2 pm to 5 pm.
The forecasted high will be consistent with the typical July maximum of 79.9°F. Today, expect the temperature to dip to a level also slightly cooler than the average July low.
July brings peak warmth, with average high temperatures of 79.9°F and lows of 63.3°F.
Updated: Jul 12, 2025 @ 16:32:42 UTC
Published by: Weather U.S. | About Us
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Lanark, Illinois, USA

  • en: Lanark, Illinois, USA
  • es: Lanark, Illinois, EE.UU.
  • hr: Lanark, Ilinois, SAD
  • sr: Lanark, Ilinois, SAD
  • zh: 拉纳克, 伊利诺伊, 美国
  • Latitude: 42.102247°
  • Longitude: -89.833453°
  • Elevation: 876 ft
  • Current time: 11:32am CDT
  • Sunrise: 5:33 am CDT
  • Sunset: 8:36 pm CDT
  • Timezone: America/Chicago
Climate data

Nearby Lanark, Illinois, USA

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