Creve Coeur, IL Climate


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Creve Coeur, IL has a humid continental climate with warm and often humid summers and cold winters. Winters can be quite harsh with snowfall occurring regularly from November to March. The average annual temperature is 10°C (50°F). Summers are usually hot and humid with temperatures reaching up to 36°C (97°F) in July and August. The area receives an average of 41 inches of rain annually, making it one of the wettest parts of the state. Despite this, the town still experiences moderate amounts of sunshine year-round due to its location on Lake Michigan. Overall, Creve Coeur enjoys pleasant weather conditions throughout the year that make it an ideal place for outdoor activities such as hiking, biking and swimming.

Creve Coeur, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Creve Coeur averages 24 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 Creve Coeur. The US average is 205 sunny days.

Creve Coeur gets some kind of precipitation, on average, 112 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 86 degrees
Winter Low: the January low is 16
Rain: averages 38 inches of rain a year
Snow: averages 24 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Creve Coeur is 7.0 (10=best), which means it is about average compared to other places in Illinois.

8.6 Summer - 4.9 Winter
September, June and May are the most pleasant months in Creve Coeur, while January and December are the least comfortable months.

  ClimateCreve Coeur, IllinoisUnited States
  37.7 in.38.1 in.
  24.4 in.27.8 in.
  111.9 days106.2 days
  192 days205 days
  85.6°85.8°
  15.5°21.7°
  77
  3.94.3
  686 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 Creve Coeur with an average high temperature of 85.6°, which ranks it as about average compared to other places in Illinois. In Creve Coeur, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Creve Coeur are September, June and May.
In Creve Coeur, there are 19.8 days annually when the high temperature is over 90°, which is about average compared to other places in Illinois.
January has the coldest nighttime temperatures for Creve Coeur with an average of 15.5°. This is colder than most places in Illinois.
In Creve Coeur, there are 125.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.
In Creve Coeur, there are 8.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.
The humidity is usually comfortable in Creve Coeur but some summer months can be unpleasant. July is the most humid month, though humidity is low for most of the year. The most humid months in Creve Coeur are July, August and June.
May is the wettest month in Creve Coeur with 4.5 inches of rain, and the driest month is January with 1.8 inches. The wettest season is Autumn with 30% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 37.7 inches in Creve Coeur means that it is drier than most places in Illinois.
May is the rainiest month in Creve Coeur with 11.5 days of rain, and September is the driest month with only 7.6 rainy days. There are 111.9 rainy days annually in Creve Coeur, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 23% chance of a rainy day.
An annual snowfall of 24.4 inches in Creve Coeur means that it is snowier than most places in Illinois. December is the snowiest month in Creve Coeur with 7.3 inches of snow, and 6 months of the year have significant snowfall.
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