Weather forecast for 10 days
Round Lake Park, IL

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:14 am

8:34 pm
CDT
Partly Cloudy
95°F / 77°F
  • Wind: 20mph SSW
  • Humidity: 58%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 9
Tomorrow, in Round Lake Park, variable cloud cover will persist, but sunshine will break through.
The temperature will fluctuate from a high of a torrid 95°F to a low of a warm 77°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at a scorching 111.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, expect hotter conditions as the high matches July's average of 79.9°F, not June's.
Sunrise will be at 5:14 am and sunset at 8:34 pm; tomorrow's daylight will last for 15h and 20min.

Sunday, Jun 22.

Sunny
5:14 am

8:34 pm
CDT
Sunny
97°F / 77°F
  • Wind: 17mph SW
  • Humidity: 53%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Round Lake Park, skies will stay clear and sunny.
The highest anticipated temperature is a torrid 96.8°F, while the lowest temperature will be a moderately hot 77°F.
The temperature will be higher and more consistent with July's average high of 79.9°F than with June's usual.
Sunrise will be at 5:14 am and sunset at 8:34 pm; the daylight will last for 15h and 20min.

Frequently asked questions

What is the weather forecast for Round Lake Park for tomorrow?
Tomorrow, in Round Lake Park, sun and clouds will share the sky, creating a partly cloudy day.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 95°F, while the minimum temperature will be 77°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is appraised at 111.2°F.
Tomorrow, the highest temperature will be uncommonly higher than the average maximum of 74.8°F in June. Tomorrow, the lowest temperature will be also uncommonly higher than the average low of 58.8°F.
When is the sunrise / sunset tomorrow?
On Saturday, in Round Lake Park, sunrise will be at 5:14 am and sunset at 8:34 pm (CDT).
How many hours of daylight will Round Lake Park have tomorrow?
Tomorrow, the daylight will last for 15h and 20min.
What is the weather forecast for Round Lake Park for Sunday?
On Sunday, sunshine will likely continue with scattered clouds at most.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 96.8°F, while the lowest temperature will be 77°F.
What is the weather forecast for Round Lake Park for the next ten days?
In Round Lake Park, a combination of unstable, cloudy and clear weather is expected for the next ten days.
Will it rain in the next ten days in Round Lake Park?
Rainfall is predicted for Tuesday through next Sunday in Round Lake Park. With light precipitation of 0.28", Thursday, next Friday and Sunday will be the wettest days.
How hot will it be in the next ten days?
The maximum temperature will range between 80.6°F and 96.8°F, as the minimum temperature will be between 64.4°F and 77°F.
Taking the humidity into consideration, the maximum feel-like temperature will range between 84.2°F and 113°F.
What will be the hottest and the coldest days?
The hottest days will be Sunday and Monday, with a maximum of 96.8°F. With a maximum temperature of 80.6°F, Wednesday will be the coldest day.

Long-term weather forecast

FriJun 20.
  • 84°F
  • 75°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 16mph SW
  • Humidity: 67%
  • UV index: 7
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:13 am 8:34 pm CDT
SatJun 21.
  • 95°F
  • 77°F
Partly Cloudy
Partly Cloudy
  • Wind: 20mph SSW
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:14 am 8:34 pm CDT
SunJun 22.
  • 97°F
  • 77°F
Sunny
Sunny
  • Wind: 17mph SW
  • Humidity: 53%
  • UV index: 9
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:14 am 8:34 pm CDT
MonJun 23.
  • 97°F
  • 75°F
Sunny
Sunny
  • Wind: 15mph SW
  • Humidity: 46%
  • UV index: 9
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:14 am 8:34 pm CDT
TueJun 24.
  • 90°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 8mph SW
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 44%
  • Precipitation: 0.12"
  • 5:14 am 8:34 pm CDT
WedJun 25.
  • 81°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph ENE
  • Humidity: 71%
  • UV index: 8
  • Precip. probability: 42%
  • Precipitation: 0.2"
  • 5:15 am 8:34 pm CDT
ThuJun 26.
  • 84°F
  • 68°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 9mph SE
  • Humidity: 71%
  • UV index: 8
  • Precip. probability: 47%
  • Precipitation: 0.28"
  • 5:15 am 8:34 pm CDT
FriJun 27.
  • 82°F
  • 66°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 9mph WSW
  • Humidity: 66%
  • UV index: 8
  • Precip. probability: 48%
  • Precipitation: 0.28"
  • 5:16 am 8:34 pm CDT
SatJun 28.
  • 82°F
  • 66°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 8mph SW
  • Humidity: 69%
  • UV index: 6
  • Precip. probability: 40%
  • Precipitation: 0.2"
  • 5:16 am 8:34 pm CDT
SunJun 29.
  • 82°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 10mph SW
  • Humidity: 68%
  • UV index: 8
  • Precip. probability: 39%
  • Precipitation: 0.28"
  • 5:16 am 8:34 pm CDT
Looking ahead, conditions suggest a period of lightning-active, cloudy and dry and sunny weather is predicted.
Rainfall is forecasted for Tuesday through next Sunday. The days with the most rainfall will be Thursday, next Friday and Sunday, with light precipitation of 0.28".
Temperature variation will be noticeable in the upcoming period. Forecast highs will fluctuate between 80.6°F and 96.8°F, while the nightly low temperatures will show also a considerable swing, as temperatures overnight will fluctuate from 64.4°F up to 77°F.
The hottest days in Round Lake Park will be Sunday and Monday, with a maximum of 96.8°F; Wednesday will be the coldest day, with the highest temperature of 80.6°F.
Combining with the humidity, the maximum feel-like temperature may increase substantially and vary between 84.2°F and a blazing hot 113°F.
Updated: Jun 20, 2025 @ 08:27:16 UTC
Published by: Weather U.S. | About Us
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