Weather forecast for 10 daysOlympia Fields, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSW 225°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:05 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
On Saturday, October 17, conditions remain stable and sunny, with little cloud presence.
The maximum temperature will be a mild 55.4°F, while the minimum temperature will be a wintry 37.4°F.
Today's maximum temperature is predicted to be a few degrees lower than the usual 61.2°F high in October.
Sunrise was at 7:05 am and sunset will be at 6:06 pm; the daylight will last for 11h and 2min.

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 14mphSSW 201°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
Day and night temperatures will sharply contrast, oscillating between a breezy 64.4°F and an icy 37.4°F.
The maximum temperature will align with October's usual high of 61.2°F.
Sunrise will be at 7:06 am and sunset at 6:05 pm; tomorrow's daylight will last for 10h and 59min.

10-day overview

Daily temperatures

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

Chance of precipitation

Highest chance: 6%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSW 225°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:05 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 14mphSSW 201°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphS 185°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:07 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphESE 122°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 178°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSE 133°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphESE 110°
  • Humidity: 57%
  • 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: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 135°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSSW 192°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:55 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 70°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphNNE 15°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
Across the following ten days, primarily clear and occasionally cloud-filled weather is anticipated.
Rain is not forecasted in Olympia Fields in the upcoming days.
Temperature differences will be noticeable throughout the forecast window. Highs will range from 55.4°F to 73.4°F, while the variation in nighttime lows will be also notably wide, as the minimum temperature is expected to range between 37.4°F and 50°F.
The warmest days in Olympia Fields will be Thursday, Friday and next Sunday, with a maximum of 73.4°F; today is the coldest day, with a maximum temperature of 55.4°F.
Updated: Oct 17, 2026 @ 17:15:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, 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 37.4°F.
The highest temperature will be moderately lower than the average maximum of 61.2°F in October. The lowest temperature today will be notably lower than the average low of 46.9°F.

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

In Olympia Fields, today, there will be 11h and 2min of daylight.

On Sunday, in Olympia Fields, the outlook remains bright and sunny.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 37.4°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be noticeably lower than the average low of 46.9°F.

On Sunday, in Olympia Fields, sunrise will be at 7:06 am and sunset at 6:05 pm (CDT).

In Olympia Fields, the length of the day tomorrow will be 10h and 59min.