Round Lake Beach, IL Weather


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The most pleasant months of the year for Round Lake Beach are June, August and July. In Round Lake Beach, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Round Lake Beach with an average high temperature of 82.2°, which ranks it as one of the coolest places in Illinois. January is the snowiest month in Round Lake Beach with 12.9 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - Round Lake Beach, IL

6 AM PST

Sunny

41°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
TodaySunny54° / 34°WNW 10 to 25 mph
SaturdayPatchy Frost then Mostly Sunny50° / 33°WNW 10 to 15 mph
SundayAreas Of Frost then Sunny59° / 38°W 5 to 15 mph
MondayMostly Sunny63° / 50°SW 5 to 15 mph
TuesdayRain Showers Likely63° / 34°W 15 to 20 mph
WednesdaySunny50° / 33°NNE 15 mph
ThursdayAreas Of Frost then Mostly Sunny56° / 41°ESE 10 to 15 mph

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 14
Rain: averages 37 inches of rain a year
Snow: averages 43 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Round Lake Beach area is 9.1 (10=best), which means it is more comfortable than most places in Illinois.

9.1 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January29° 14°
February33° 17°
March44° 27°
April57° 37°
May68° 47°
June78° 58°
July82° 63°
August81° 61°
September73° 53°
October61° 42°
November47° 31°
December33° 18°
Hot, Freezing, Rainy, Snowy Days: Round Lake Beach
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January029108
February02696
March023104
April08111
May01120
June20110
July40100
August20100
September0090
October04100
November016102
December028107

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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I'm a long time resident (more than 17 years). Round Lake Beach has a lower average cost of housing than other nearby cities. A wide variety of people of ages and  More

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