Zip 62324 (Clayton, IL) Climate

The climate in 62324 Clayton, IL is fairly mild and temperate. Summers are warm, with temperatures averaging in the mid 70s Fahrenheit, while winters are cold but not overly harsh, with temperatures typically reaching the low 30s to upper 20s Fahrenheit. Precipitation is plentiful throughout the year, with an average of about 43 inches of precipitation annually. The area experiences all four seasons, including a light snowfall during winter months.

Clayton (zip 62324), Illinois gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Clayton (zip 62324) averages 17 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 199 sunny days per year in Clayton (zip 62324). The US average is 205 sunny days.

Clayton (zip 62324) gets some kind of precipitation, on average, 92 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 17
Rain: averages 39 inches of rain a year
Snow: averages 17 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 62324 zip code is 7.2 (10=best), which means it is one of the most pleasant places in Illinois.

8.3 Summer - 5.3 Winter

September, June and May are the most pleasant months in the 62324 zip code, while January and December are the least comfortable months.

Climate	Clayton, Illinois	United States
	Unlock	38.1 in.
	16.9 in.	Unlock
	Unlock	106.2 days
	199 days	Unlock
	86.3°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	700 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 the 62324 zip code with an average high temperature of 86.3°, which ranks it as warmer than most places in Illinois. In the 62324 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 62324 zip code are September, May and June.

In the 62324 zip code, there are 23.5 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.

January has the coldest nighttime temperatures for the 62324 zip code with an average of 17.1°. This is about average compared to other places in Illinois.

In the 62324 zip code, there are 119.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.

In the 62324 zip code, there are 6.9 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Illinois.

The humidity can be uncomfortably heavy or close in the 62324 zip code 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 the 62324 zip code.

May is the wettest month in the 62324 zip code with 4.8 inches of rain, and the driest month is January with 1.6 inches. The wettest season is Autumn with 32% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 38.8 inches in the 62324 zip code means that it is about average compared to other places in Illinois.

May is the rainiest month in the 62324 zip code with 10.2 days of rain, and January is the driest month with only 5.7 rainy days. There are 91.9 rainy days annually in the 62324 zip code, which is one of the least rainy places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 20% chance of a rainy day.

An annual snowfall of 16.9 inches in the 62324 zip code means that it is less snowy than most places in Illinois. January is the snowiest month in the 62324 zip code with 5.7 inches of snow, and 5 months of the year have significant snowfall.

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