Weather forecast for 10 daysHarvey, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSW 226°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:05 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
Today, in Harvey, skies are expected to be clear and full of sunshine.
The temperature is anticipated to vary between a mild 57.2°F and an icy 39.2°F.
Today, the maximum temperature is predicted to be a couple of degrees lower than the common October peak 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.

Sunday Oct 18, 2026

  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSW 203°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
On Sunday, October 18, the outlook remains bright and sunny.
A temperature range of an enjoyable 64.4°F to an icy 39.2°F is expected.
October's usual high of 61.2°F is predicted to be matched by the day’s maximum temperature.
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

Warmest day: Sunday 25.10. 73°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 8%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSW 226°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:05 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphSSW 203°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 189°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:07 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphESE 122°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphS 179°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSE 137°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 72°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphESE 112°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphSE 137°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSW 193°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 70°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphNNE 24°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
Across the following ten days, primarily dry and sunny and occasionally cloudy weather is forecasted.
Rain is not anticipated in Harvey in the upcoming days.
Noticeable swings in temperature are expected over the next several days. Forecast highs will fluctuate between 57.2°F and 73.4°F, while the lowest night temperatures will vary also significantly, as the lowest temperatures will be recorded between 39.2°F and 51.8°F.
Next Sunday will be the warmest day, with a maximum temperature of 73.4°F; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 15:14:46 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Harvey, expect bright skies and plenty of sunshine.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 39.2°F.
Today, the highest temperature will be relatively lower than the average maximum temperature in October. Today, the lowest temperature will be also a few degrees lower than the average low temperature.

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

In Harvey, the length of the day today will be 11h and 1min.

Tomorrow, in Harvey, sunny and dry conditions are anticipated.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 39.2°F.
The maximum temperature will be in line with the average highest temperature of 61.2°F in October. The lowest temperature tomorrow will be slightly cooler than the average low temperature.

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

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