Will County, IL Weather


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The most pleasant months of the year for Will County are September, June and August. In Will County, there are 5 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Will County with an average high temperature of 84.1°, which ranks it as cooler than most places in Illinois. January is the snowiest month in Will County with 8.8 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 - Will, IL

12 AM PST

Slight Chance Showers And Thunderstorms

59°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonSlight Chance Showers And Thunderstorms61° / 37°SW 15 mph
WednesdayMostly Sunny49° / 32°NNE 10 to 15 mph
ThursdayWidespread Frost then Sunny63° / 45°ESE 5 to 10 mph
FridayShowers And Thunderstorms67° / 61°SE 20 mph
SaturdayShowers And Thunderstorms Likely78° / 64°SSW 25 mph
SundayShowers And Thunderstorms76° / 56°S 20 to 25 mph
MondayChance Showers And Thunderstorms68° / 49°SW 15 to 20 mph

Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 16
Rain: averages 39 inches of rain a year
Snow: averages 28 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Will County area is 8.9 (10=best), which means it is more comfortable than most places in Illinois.

8.9 / 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
January31° 16°
February36° 19°
March47° 29°
April60° 39°
May71° 49°
June81° 59°
July84° 64°
August82° 62°
September76° 54°
October63° 42°
November49° 32°
December35° 20°
Hot, Freezing, Rainy, Snowy Days: Will
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January028106
February02595
March021112
April06110
May10120
June30110
July50100
August3090
September1080
October04100
November015101
December027116

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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