Weather forecast for 10 daysGlendale Heights, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 55°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphSW 225°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:07 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
Today, in Glendale Heights, sunshine is expected with little to no cloud cover.
The temperature is forecasted to vary between a moderate 55.4°F and a cold 41°F.
The top temperature for today will be a couple of degrees lower than the average high in October of 60.4°F.
Sunrise was at 7:07 am and sunset will be at 6:07 pm; the daylight will last for 11h and 1min.

Sunday Oct 18, 2026

  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 13mphSSW 205°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
On Sunday, in Glendale Heights, bright and sunny weather is expected.
The temperature will fluctuate from a high of a comfortable 62.6°F to a low of an icy 41°F.
The forecasted high temperature will align with October's average of 60.4°F.
Sunrise will be at 7:08 am and sunset at 6:06 pm; tomorrow's daylight will last for 10h and 58min.

10-day overview

Daily temperatures

Maximum temperature: 73°C.
Coldest day: today 55°C.

Chance of precipitation

Highest chance: Monday 26.10. 16%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 55°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphSW 225°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:07 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 13mphSSW 205°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSSW 198°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphESE 112°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphS 190°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSSE 154°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 72°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphESE 119°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:58 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphSSE 147°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphS 190°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 7mphNNE 22°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:17 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
Across the following ten days, a combination of overcast and sun-filled weather is predicted.
Rain is not forecasted in Glendale Heights in the upcoming days.
The temperature will vary considerably across the forecast period. The temperature is expected to swing from 55.4°F up to 73.4°F, while there will be also a marked difference in overnight low temperatures, as the lowest temperatures will be recorded between 41°F and 53.6°F.
With a maximum temperature of 73.4°F, Thursday and next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 17, 2026 @ 18:38:59 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, skies are expected to be clear and full of sunshine.

Today, the highest temperature will be 55.4°F, while the lowest temperature will be 41°F.
Today, the maximum temperature will be a few degrees lower than the average highest temperature in October. Today, the lowest temperature will be also slightly cooler than the average low temperature.

On Saturday, in Glendale Heights, sunrise was at 7:07 am and sunset will be at 6:07 pm (CDT).

Today, the daylight will last for 11h and 1min.

On Sunday, clear and sunny conditions are expected.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 41°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be relatively lower than the average low temperature.

On Sunday, in Glendale Heights, sunrise will be at 7:08 am and sunset at 6:06 pm (CDT).

In Glendale Heights, the length of the day tomorrow will be 10h and 58min.