Weather forecast for 10 daysLanark, IL
Weather forecast for the weekend
Saturday Oct 31, 2026
- 61°F
- 48°F
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
- details ▼
Tomorrow, expect rainy conditions early in the day before potential clearing.
The chance of rainfall is high. However, precipitation will be light. Temperatures are anticipated to peak at a breezy 60.8°F and drop to a minimum of a chilly 48.2°F.
The highest temperature is anticipated to follow the average for October, around 59.4°F.
Sunrise will be at 7:31 am and sunset at 5:54 pm; tomorrow's daylight will last for 10h and 23min.
The chance of rainfall is high. However, precipitation will be light. Temperatures are anticipated to peak at a breezy 60.8°F and drop to a minimum of a chilly 48.2°F.
The highest temperature is anticipated to follow the average for October, around 59.4°F.
Sunrise will be at 7:31 am and sunset at 5:54 pm; tomorrow's daylight will last for 10h and 23min.
Sunday Nov 1, 2026
- 70°F
- 55°F
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0.2"
- Wind: 7mphSE 132°
- Humidity: 70%
- UV index: 3
- Sunrise: 7:32 am CDT
- Sunset: 5:53 pm CDT
- details ▼
On Sunday, November 1, expect a mix of sun and clouds throughout the day.
With a low probability, light precipitation is expected. The maximum temperature will be a pleasant 69.8°F, while the minimum anticipated temperature is a refreshing 55.4°F.
The higher temperature of 69.8°F is more typical of September than October.
Sunrise will be at 7:32 am and sunset at 5:53 pm; the daylight will last for 10h and 21min.
With a low probability, light precipitation is expected. The maximum temperature will be a pleasant 69.8°F, while the minimum anticipated temperature is a refreshing 55.4°F.
The higher temperature of 69.8°F is more typical of September than October.
Sunrise will be at 7:32 am and sunset at 5:53 pm; the daylight will last for 10h and 21min.
10-day overview
Daily temperatures
Maximum temperature: 70°C.
Coldest period: Friday - Saturday 54°C.
Coldest period: Friday - Saturday 54°C.
Chance of precipitation
Highest chance: Wednesday 72%.
Long-term weather forecast
- Friday
- Oct 30, 2026
- 57°F
- 48°F
Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 7mphE 81°
- Humidity: 71%
- UV index: 1
- Sunrise: 7:30 am CDT
- Sunset: 5:55 pm CDT
- details ▼
- Saturday
- Oct 31, 2026
- 61°F
- 48°F
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
- details ▼
- Sunday
- Nov 1, 2026
- 70°F
- 55°F
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0.2"
- Wind: 7mphSE 132°
- Humidity: 70%
- UV index: 3
- Sunrise: 7:32 am CDT
- Sunset: 5:53 pm CDT
- details ▼
- Monday
- Nov 2, 2026
- 68°F
- 59°F
Showers
- Precip. probability: 68%
- Precipitation: 0.04"
- Wind: 13mphSSE 156°
- Humidity: 81%
- UV index: 1
- Sunrise: 6:32 am CST
- Sunset: 4:53 pm CST
- details ▼
- Tuesday
- Nov 3, 2026
- 70°F
- 55°F
Light Rain
- Precip. probability: 68%
- Precipitation: 0.39"
- Wind: 15mphS 170°
- Humidity: 77%
- UV index: 1
- Sunrise: 6:33 am CST
- Sunset: 4:52 pm CST
- details ▼
- Wednesday
- Nov 4, 2026
- 64°F
- 46°F
Rain
- Precip. probability: 72%
- Precipitation: 0.55"
- Wind: 9mphSSW 205°
- Humidity: 76%
- UV index: 1
- Sunrise: 6:34 am CST
- Sunset: 4:50 pm CST
- details ▼
- Thursday
- Nov 5, 2026
- 57°F
- 41°F
Cloudy
- Precip. probability: 24%
- Precipitation: 0.35"
- Wind: 10mphNW 306°
- Humidity: 81%
- UV index: 2
- Sunrise: 6:36 am CST
- Sunset: 4:49 pm CST
- details ▼
- Friday
- Nov 6, 2026
- 54°F
- 36°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphN 2°
- Humidity: 72%
- UV index: 2
- Sunrise: 6:37 am CST
- Sunset: 4:48 pm CST
- details ▼
- Saturday
- Nov 7, 2026
- 54°F
- 34°F
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 7mphN 355°
- Humidity: 70%
- UV index: 2
- Sunrise: 6:38 am CST
- Sunset: 4:47 pm CST
- details ▼
- Sunday
- Nov 8, 2026
- 57°F
- 37°F
Mostly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 7mphNNE 28°
- Humidity: 66%
- UV index: 2
- Sunrise: 6:39 am CST
- Sunset: 4:46 pm CST
- details ▼
Across the following ten days, a combination of overcast and rain-filled weather is forecasted.
Rainfall is anticipated on Saturday through Thursday.
There will be a considerable variation in temperature across the forecast period. Maximum temperatures are forecasted between 53.6°F and 69.8°F, while the variation in nighttime lows will be also notably wide, as nighttime lows are forecast to fall between 33.8°F and 59°F.
The warmest days in Lanark will be Sunday and Tuesday, with a maximum of 69.8°F; the coldest days will be next Friday and Saturday, with a maximum of 53.6°F.
Rainfall is anticipated on Saturday through Thursday.
There will be a considerable variation in temperature across the forecast period. Maximum temperatures are forecasted between 53.6°F and 69.8°F, while the variation in nighttime lows will be also notably wide, as nighttime lows are forecast to fall between 33.8°F and 59°F.
The warmest days in Lanark will be Sunday and Tuesday, with a maximum of 69.8°F; the coldest days will be next Friday and Saturday, with a maximum of 53.6°F.
Updated: Oct 30, 2026 @ 05:23:27 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
In Lanark, a combination of cloud-filled and damp weather is expected for the next ten days.
Rainfall is forecasted for Saturday through Thursday in Lanark. With moderate precipitation of 0.55", Wednesday will be the day with the most rainfall.
The maximum temperature will range between 53.6°F and 69.8°F, as the minimum temperature will range between 33.8°F and 59°F.
The warmest days will be Sunday and Tuesday, with a maximum of 69.8°F. The coldest days will be next Friday and Saturday, with a maximum of 53.6°F.
On Saturday, the day will begin with morning rain, possibly lingering into midday.
Light precipitation of 0.2" is expected in Lanark. The possibility of rainfall is 69%.
Tomorrow, the highest temperature will be 60.8°F, while the lowest temperature will be 48.2°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be relatively higher than the average low temperature.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be relatively higher than the average low temperature.
On Saturday, in Lanark, sunrise will be at 7:31 am and sunset at 5:54 pm (CDT).
In Lanark, Illinois, the length of the day tomorrow will be 10h and 23min.
On Sunday, variable cloud cover will persist, but sunshine will break through.
Light precipitation of 0.2" is predicted on Sunday. The possibility of rainfall is low at 17%.
On Sunday, the highest temperature will be 69.8°F, while the lowest temperature will be 55.4°F.
