Crawford County, IL Climate

Crawford County, IL has a humid continental climate with hot summers and cold winters. The average high temperature during the summer months is in the mid-80's with occasional heat waves reaching the low 90's. Winters are usually cold and snowy, with temperatures often dropping below freezing. Precipitation is fairly evenly spread throughout the year, but rainfall is highest in spring and autumn. The county sees an average of 35 to 40 inches of snowfall annually.

Crawford County, Illinois gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Crawford County averages 11 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 201 sunny days per year in Crawford County. The US average is 205 sunny days.

Crawford County gets some kind of precipitation, on average, 108 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 87 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 11 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Crawford County is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.

7.9 Summer - 5.4 Winter

September, May and June are the most pleasant months in Crawford County, while January and December are the least comfortable months.

Climate	Crawford, Illinois	United States
	Unlock	38.1 in.
	11.4 in.	Unlock
	Unlock	106.2 days
	201 days	Unlock
	87.2°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	501 ft.	Unlock

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 Crawford County with an average high temperature of 87.2°, which ranks it as warmer than most places in Illinois. In Crawford County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Crawford County are September, May and June.

In Crawford County, there are 29.0 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.

January has the coldest nighttime temperatures for Crawford County with an average of 21.2°. This is warmer than most places in Illinois.

In Crawford County, there are 105.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.

In Crawford County, there are 2.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Illinois.

The humidity can be uncomfortably heavy or close in Crawford County during the summer months. July is the most humid month, though humidity is low for most of the year. July, August and June are the three most humid months in Crawford County.

May is the wettest month in Crawford County with 5.0 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Summer with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 43.9 inches in Crawford County means that it is wetter than most places in Illinois.

May is the rainiest month in Crawford County with 11.6 days of rain, and September is the driest month with only 6.8 rainy days. There are 107.5 rainy days annually in Crawford County, which is about average compared to other places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 11.4 inches in Crawford County means that it is less snowy than most places in Illinois. January is the snowiest month in Crawford County with 3.8 inches of snow, and 4 months of the year have significant snowfall.

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