Weather forecast for todayMarkham, IL

Weather forecast for today

Current condition 11:14 am CDT

  • 50°F
  • Feels like:
    50°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 1mphS 190°
  • Humidity: 58%
  • Dewpoint: 36°F
  • Pressure: 30.54"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
In Markham, at the moment, outdoor conditions are perfect, with fair skies and a light breeze.
The temperature is a fresh 50°F. The current temperature is a few degrees off the maximum of 57.2°F for today.

Saturday Oct 17, 2026

  • 57°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSW 223°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:05 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
Today, on Saturday, October 17, sunshine will likely continue with scattered clouds at most.
The expected temperature range extends from a high of a mild 57.2°F to a low of a cold 39.2°F.
Today's forecasted high will be a couple of degrees lower than the typical October high of 61.2°F.
Sunrise was at 7:05 am and sunset will be at 6:06 pm; the daylight will last for 11h and 1min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 55°C.
Coldest hour: 2 am 43°C.

Chance of precipitation

Highest chance: 12 am - 2 am 3%.

Hourly weather forecast

  • 12 pm
  • 52°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSW 220°
  • Humidity: 56%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 1 pm
  • 54°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 221°
  • Humidity: 53%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 218°
  • Humidity: 52%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 3 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSW 225°
  • Humidity: 51%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSW 226°
  • Humidity: 49%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSW 229°
  • Humidity: 49%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 52°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSW 218°
  • Humidity: 56%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:06 pm
  • 7 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSW 207°
  • Humidity: 60%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSW 207°
  • Humidity: 63%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 206°
  • Humidity: 69%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 200°
  • Humidity: 72%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSW 203°
  • Humidity: 74%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Markham, mainly sunny weather and a cloudless sky are anticipated.
The temperature will be between the highest temperature of 55.4°F and the lowest temperature of 44.6°F. The warmest part of the day will be from 2 pm to 5 pm.
The forecasted high will be slightly cooler than the typical October maximum of 61.2°F. Today, expect the temperature to be more similar to the typical minimum for November than for October.
Updated: Oct 17, 2026 @ 16:14:38 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (11:14 am CDT) is 50°F.

Today, the weather remains calm, bright, and sunny.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 39.2°F.
The maximum temperature will be a few degrees lower than the average highest temperature of 61.2°F in October. The lowest temperature will be also slightly cooler than the average low of 46.9°F.

On Saturday, in Markham, sunrise was at 7:05 am and sunset will be at 6:06 pm (CDT).

In Markham, Illinois, today, there will be 11h and 1min of daylight.