Weather forecast for 10 daysMark, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphSW 226°
  • Humidity: 41%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
Today, the outlook remains bright and sunny.
The temperature scale will run from a maximum of a moderate 57.2°F to a minimum of an icy 37.4°F.
The expected peak temperature today will be slightly cooler than the average October maximum of 61.7°F.
Sunrise was at 7:11 am and sunset will be at 6:13 pm; the daylight will last for 11h and 2min.

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphSSW 198°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
Tomorrow, in Mark, a sun-drenched sky is also anticipated.
Significant temperature fluctuations from a high of an enjoyable 64.4°F to a low of a cold 37.4°F are forecasted.
Tomorrow's maximum temperature is expected to reflect the standard October high of 61.7°F.
Sunrise will be at 7:12 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 59min.

10-day overview

Daily temperatures

Warmest period: Thursday - Sunday 75°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 11%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphSW 226°
  • Humidity: 41%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphSSW 198°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 3mphS 179°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSE 129°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 3mphS 189°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 75°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphSSE 152°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphESE 121°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSE 145°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 211°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 4mphNE 53°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:21 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
Weather models show that primarily dry and sunny and occasionally dull weather is expected.
Rainfall is not anticipated in Mark in the upcoming days.
There will be a considerable variation in temperature throughout the forecast window. The maximum temperature will vary between 57.2°F and 75.2°F, while the nightly low temperatures will show also a considerable swing, as the lowest temperatures will be recorded between 37.4°F and 50°F.
With a maximum temperature of 75.2°F, Thursday through next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 17:28:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, sunshine is expected with little to no cloud cover.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 37.4°F.
Today, the maximum temperature will be a few degrees lower than the average highest temperature in October. The lowest temperature will be also a few degrees lower than the average low of 45.7°F.

On Saturday, in Mark, sunrise was at 7:11 am and sunset will be at 6:13 pm (CDT).

Today, the daylight will last for 11h and 2min.

Tomorrow, sunshine is expected with little to no cloud cover.

Tomorrow, the highest temperature in Mark will be 64.4°F, while the lowest temperature will be 37.4°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be moderately lower than the average low of 45.7°F.

On Sunday, in Mark, sunrise will be at 7:12 am and sunset at 6:11 pm (CDT).

Tomorrow, the daylight will last for 10h and 59min.