Downers Grove, IL Climate

Downers Grove, IL has a humid continental climate with warm summers and cold winters. During the summer months, temperatures can climb into the mid-80s Fahrenheit while in the winter months, temperatures can drop to below freezing. Precipitation is abundant throughout the year, with around 30-40 inches of rain falling annually and an average of 40 inches of snowfall during the winter season. The town is often exposed to extreme weather conditions such as high winds, thunderstorms and tornadoes. Despite these conditions, Downers Grove remains a comfortable place to live due to its mild climate overall.

Downers Grove, Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Downers Grove averages 30 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 192 sunny days per year in Downers Grove. The US average is 205 sunny days.

Downers Grove gets some kind of precipitation, on average, 120 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 15
Rain: averages 39 inches of rain a year
Snow: averages 30 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Downers Grove is 6.9 (10=best), which means it is less comfortable than most places in Illinois.

8.9 Summer - 4.5 Winter

June, September and August are the most pleasant months in Downers Grove, while January and December are the least comfortable months.

Climate	Downers Grove, Illinois	United States
	38.7 in.	38.1 in.
	30.4 in.	27.8 in.
	120.4 days	106.2 days
	192 days	205 days
	84.1°	85.8°
	14.9°	21.7°
	6.9	7
	3.4	4.3
	741 ft.	2443 ft.

Climate

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.

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

In Downers Grove, there are 8.6 days annually when the high temperature is over 90°, which is one of the coolest places in Illinois.

January has the coldest nighttime temperatures for Downers Grove with an average of 14.9°. This is colder than most places in Illinois.

In Downers Grove, there are 137.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Downers Grove, there are 5.7 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Illinois.

The humidity is usually comfortable in Downers Grove but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

August is the wettest month in Downers Grove with 4.3 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Autumn with 32% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 38.7 inches in Downers Grove means that it is about average compared to other places in Illinois.

May is the rainiest month in Downers Grove with 12.0 days of rain, and September is the driest month with only 8.1 rainy days. There are 120.4 rainy days annually in Downers Grove, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 30.4 inches in Downers Grove means that it is snowier than most places in Illinois. January is the snowiest month in Downers Grove with 10.2 inches of snow, and 6 months of the year have significant snowfall.

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Molly · Downers Grove, IL

Best Tax Preparer in Downers Grove Illinois

Over 8 years ago

Hi I have been living in Downers Grove since 1988. I used to work in Bank and couple other had been served couple other firms in managerial level. I found the best Tax More

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Paul · Downers Grove, IL

Quiet

Over 12 years ago

Quiet fmily neighborhoods with good More

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Stephen · Downers Grove, IL

Safe Place

Over 17 years ago

One of the safest places to live in the More

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