Weather forecast for 10 daysSouth Chicago Heights, IL
Weather forecast for the weekend
Sunday Oct 18, 2026
- 64°F
- 37°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 13mphSSW 201°
- Humidity: 46%
- UV index: 4
- Sunrise: 7:06 am CDT
- Sunset: 6:05 pm CDT
- details ▼
Today, sun-filled conditions are expected to persist.
The day will see a remarkable high of a breezy 64.4°F, sharply contrasting with a low of an icy 37.4°F.
Forecasts show the temperature anticipated to reach the usual October high of 61.3°F.
Sunrise will be at 7:06 am and sunset at 6:05 pm; the daylight will last for 10h and 59min.
The day will see a remarkable high of a breezy 64.4°F, sharply contrasting with a low of an icy 37.4°F.
Forecasts show the temperature anticipated to reach the usual October high of 61.3°F.
Sunrise will be at 7:06 am and sunset at 6:05 pm; the daylight will last for 10h and 59min.
10-day overview
Daily temperatures
Warmest day: Sunday 25.10. 73°C.
Coldest day: today 64°C.
Coldest day: today 64°C.
Chance of precipitation
Highest chance: Tuesday 27.10. 18%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 64°F
- 37°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 13mphSSW 201°
- Humidity: 46%
- UV index: 4
- Sunrise: 7:06 am CDT
- Sunset: 6:05 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 39°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphS 184°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:07 am CDT
- Sunset: 6:03 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 70°F
- 41°F
Sunny
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 6mphE 86°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:08 am CDT
- Sunset: 6:02 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 72°F
- 43°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphS 176°
- Humidity: 57%
- UV index: 4
- Sunrise: 7:09 am CDT
- Sunset: 6:00 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 72°F
- 41°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphNE 38°
- Humidity: 58%
- UV index: 4
- Sunrise: 7:10 am CDT
- Sunset: 5:59 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 72°F
- 43°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphESE 122°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:11 am CDT
- Sunset: 5:57 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 72°F
- 46°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 7mphSSE 151°
- Humidity: 55%
- UV index: 3
- Sunrise: 7:13 am CDT
- Sunset: 5:56 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 73°F
- 50°F
Partly Cloudy
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 6mphSSW 192°
- Humidity: 51%
- UV index: 3
- Sunrise: 7:14 am CDT
- Sunset: 5:54 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 72°F
- 50°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 7mphSSW 202°
- Humidity: 54%
- UV index: 3
- Sunrise: 7:15 am CDT
- Sunset: 5:53 pm CDT
- details ▼
- Tuesday
- Oct 27, 2026
- 68°F
- 48°F
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 7mphESE 102°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:16 am CDT
- Sunset: 5:52 pm CDT
- details ▼
Forecasts for the ten-day outlook show that a combination of sun-filled and dull weather is forecasted.
Rainfall is not anticipated in South Chicago Heights in the upcoming days.
In the upcoming days, the maximum temperature will range between 64.4°F and 73.4°F, while the lowest nightly temperature differences will be quite pronounced, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
Next Sunday is expected to be the warmest, reaching up to 73.4°F; today is the coldest day, with a maximum temperature of 64.4°F.
Rainfall is not anticipated in South Chicago Heights in the upcoming days.
In the upcoming days, the maximum temperature will range between 64.4°F and 73.4°F, while the lowest nightly temperature differences will be quite pronounced, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
Next Sunday is expected to be the warmest, reaching up to 73.4°F; today is the coldest day, with a maximum temperature of 64.4°F.
Updated: Oct 18, 2026 @ 12:01:58 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
On Sunday, sunny and dry conditions are anticipated.
Today, the highest temperature will be 64.4°F, while the lowest temperature will be 37.4°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature today will be uncommonly lower than the average low of 46.6°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature today will be uncommonly lower than the average low of 46.6°F.
On Sunday, in South Chicago Heights, sunrise will be at 7:06 am and sunset at 6:05 pm (CDT).
Today, the daylight will last for 10h and 59min.
