Weather forecast for 10 daysLanark, IL

Weather forecast for the weekend

Saturday Oct 31, 2026

  • 61°F
  • 48°F
AM Rain
AM Rain
  • Precip. probability: 69%
  • Precipitation: 0.2"
  • Wind: 9mphSE 131°
  • Humidity: 82%
  • UV index: 1
  • Sunrise: 7:31 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
On Saturday, October 31, rain showers are in the forecast for the morning hours.
The likelihood of precipitation is high. However, the rain will be light. The highest temperature will be a comfortable 60.8°F, while the lowest anticipated temperature is a chilly 48.2°F.
This anticipated maximum temperature is expected to mirror October's typical high of 59.4°F.
Sunrise will be at 7:31 am and sunset at 5:54 pm; the daylight will last for 10h and 23min.

Sunday Nov 1, 2026

  • 70°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0.04"
  • Wind: 7mphSE 132°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 6:32 am CST
  • Sunset: 4:53 pm CST
  • ▼
On Sunday, in Lanark, a partly cloudy outlook will keep the sky interesting throughout the day.
Minimal precipitation is predicted. Temperature is expected to swing from a high of a delightful 69.8°F to a low of a mild 55.4°F.
With a forecast of 69.8°F, conditions deviate from October's average and instead resemble September's climate trend.
Sunrise will be at 6:32 am and sunset at 4:53 pm; the daylight will last for 10h and 21min.

10-day overview

Daily temperatures

Maximum temperature: 70°C.
Coldest period: Friday - Saturday 54°C.

Chance of precipitation

Highest chance: Wednesday 72%.

Long-term weather forecast

  • Thursday
  • Oct 29, 2026
  • min.
  • 41°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphNNE 26°
  • Humidity: 87%
  • UV index: 0
  • Sunrise: 7:28 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 57°F
  • 48°F
Cloudy
Cloudy
  • Precip. probability: 20%
  • Precipitation: 0.2"
  • Wind: 7mphE 81°
  • Humidity: 71%
  • UV index: 1
  • Sunrise: 7:30 am CDT
  • Sunset: 5:55 pm CDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 61°F
  • 48°F
AM Rain
AM Rain
  • Precip. probability: 69%
  • Precipitation: 0.2"
  • Wind: 9mphSE 131°
  • Humidity: 82%
  • UV index: 1
  • Sunrise: 7:31 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 70°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0.04"
  • Wind: 7mphSE 132°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 6:32 am CST
  • Sunset: 4:53 pm CST
  • ▼
  • Monday
  • Nov 2, 2026
  • 68°F
  • 59°F
Showers
Showers
  • Precip. probability: 68%
  • Precipitation: 0.39"
  • Wind: 13mphSSE 156°
  • Humidity: 81%
  • UV index: 1
  • Sunrise: 6:33 am CST
  • Sunset: 4:52 pm CST
  • ▼
  • Tuesday
  • Nov 3, 2026
  • 70°F
  • 55°F
Light Rain
Light Rain
  • Precip. probability: 68%
  • Precipitation: 0.55"
  • Wind: 15mphS 170°
  • Humidity: 77%
  • UV index: 1
  • Sunrise: 6:34 am CST
  • Sunset: 4:50 pm CST
  • ▼
  • Wednesday
  • Nov 4, 2026
  • 64°F
  • 46°F
Rain
Rain
  • Precip. probability: 72%
  • Precipitation: 0.35"
  • Wind: 9mphSSW 205°
  • Humidity: 76%
  • UV index: 1
  • Sunrise: 6:36 am CST
  • Sunset: 4:49 pm CST
  • ▼
  • Thursday
  • Nov 5, 2026
  • 57°F
  • 41°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 10mphNW 306°
  • Humidity: 81%
  • UV index: 2
  • Sunrise: 6:37 am CST
  • Sunset: 4:48 pm CST
  • ▼
  • Friday
  • Nov 6, 2026
  • 54°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphN 2°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 6:38 am CST
  • Sunset: 4:47 pm CST
  • ▼
  • Saturday
  • Nov 7, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 7mphN 355°
  • Humidity: 70%
  • UV index: 2
  • Sunrise: 6:39 am CST
  • Sunset: 4:46 pm CST
  • ▼
Weather patterns suggest that a combination of cloudy and showery weather is forecasted.
Rain is predicted for Friday through Wednesday.
Temperature variation will be noticeable in the next ten days. Forecast highs will fluctuate between 53.6°F and 69.8°F, while there will be also a marked difference in overnight low temperatures, as temperatures overnight will fluctuate from 33.8°F up to 59°F.
With a maximum temperature of 69.8°F, Sunday and Tuesday will be the warmest days; the coldest days will be next Friday and Saturday, with a maximum of 53.6°F.
Updated: Oct 30, 2026 @ 04:10:34 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Lanark, a combination of dull and rainy weather is forecasted for the next ten days.

Rain is expected on Friday through Wednesday in Lanark. With moderate precipitation of 0.55", Tuesday will be the day with the most rainfall.

The maximum temperature will vary between 53.6°F and 69.8°F, as the minimum temperature will vary between 33.8°F and 59°F.

The warmest days will be Sunday and Tuesday, with a maximum of 69.8°F. With a maximum temperature of 53.6°F, next Friday and Saturday will be the coldest days.

On Saturday, rain showers are likely in the morning.

Light precipitation of 0.2" is anticipated on Saturday. The chance of rainfall is 69%.

On Saturday, the highest temperature will be 60.8°F, while the lowest temperature will be 48.2°F.

On Sunday, in Lanark, occasional clouds will pass by, but expect bright spells.

On Sunday, there is a low probability of minimal rainfall in Lanark.

On Sunday, the maximum temperature will be 69.8°F, while the minimum temperature will be 55.4°F.