Weather forecast for 10 daysMarkham, IL

10-day overview

Daily temperatures

Warmest day: Sunday 75°C.
Coldest day: Tuesday 59°C.

Chance of precipitation

Highest chance: Friday 30.10. 24%.

Long-term weather forecast

  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphWSW 237°
  • Humidity: 38%
  • UV index: 2
  • Sunrise: 7:09 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphNNE 33°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 6mphSSE 155°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 75°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphS 187°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphSSE 156°
  • Humidity: 59%
  • UV index: 2
  • Sunrise: 7:15 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 59°F
  • 46°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 9mphNE 34°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:17 am CDT
  • Sunset: 5:52 pm CDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 64°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 8mphSSW 193°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:18 am CDT
  • Sunset: 5:50 pm CDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 66°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 9mphSSW 212°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:19 am CDT
  • Sunset: 5:49 pm CDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 64°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphSSW 202°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:20 am CDT
  • Sunset: 5:48 pm CDT
  • ▼
In the days ahead, primarily overcast and occasionally sun-filled weather is forecasted.
Rainfall is not predicted in Markham in the upcoming days.
The temperature will vary considerably throughout the forecast window. Forecast highs will fluctuate between 59°F and 75.2°F, while the lowest nightly temperature differences will be negligible, as night temperatures will lie between 46.4°F and 50°F.
Expect the warmest day on Sunday, with temperatures peaking at 75.2°F; with the highest temperature of 59°F, Tuesday will be the coldest day.
Updated: Oct 21, 2026 @ 20:25:55 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Markham, predominantly gloomy and occasionally clear weather is predicted for the next ten days.

The maximum temperature will range between 59°F and 75.2°F, while the minimum temperature will vary between 46.4°F and 50°F.

Sunday will be the warmest day, with a maximum temperature of 75.2°F. Tuesday will be the coldest day, with a maximum temperature of 59°F.

On Saturday, in Markham, moments of sunshine will break through the patchy clouds.

On Saturday, the maximum temperature will be 71.6°F, while the minimum temperature will be 48.2°F.

On Sunday, a mostly gray sky is forecasted with minimal brightness.

On Sunday, the maximum temperature in Markham will be 75.2°F, while the minimum temperature will be 48.2°F.