Richton Park, IL Climate

Richton Park, IL is situated in the humid continental climate zone. The summers are hot and humid with temperatures averaging in the mid-80s, while the winters are cold and snowy with temperatures dropping to below freezing. Precipitation is evenly distributed throughout the year with an average of 40 inches annually. Because of its location near Lake Michigan, Richton Park gets some relief from cooler lake breezes during the summer months. The nearby lake can also add humidity during certain times of year. All in all, Richton Park enjoys four distinct seasons and a moderate climate that makes it pleasant to live in throughout the year.

Richton Park, Illinois gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Richton Park averages 28 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 185 sunny days per year in Richton Park. The US average is 205 sunny days.

Richton Park gets some kind of precipitation, on average, 116 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 41 inches of rain a year
Snow: averages 28 inches of snow a year

Bestplaces Comfort Index

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

9 Summer - 4.6 Winter

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

Climate	Richton Park, Illinois	United States
	40.7 in.	38.1 in.
	28.0 in.	27.8 in.
	116.0 days	106.2 days
	185 days	205 days
	83.9°	85.8°
	15.3°	21.7°
	7	7
	3.6	4.3
	725 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 Richton Park with an average high temperature of 83.9°, which ranks it as cooler than most places in Illinois. In Richton Park, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Richton Park are September, June and August.

In Richton Park, there are 12.6 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.

January has the coldest nighttime temperatures for Richton Park with an average of 15.3°. This is colder than most places in Illinois.

In Richton Park, there are 126.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In Richton Park, there are 8.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.

The humidity is usually comfortable in Richton Park 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 Richton Park with 4.5 inches of rain, and the driest month is January with 1.7 inches. The wettest season is Autumn with 33% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 40.7 inches in Richton Park means that it is wetter than most places in Illinois.

May is the rainiest month in Richton Park with 11.4 days of rain, and February is the driest month with only 7.8 rainy days. There are 116.0 rainy days annually in Richton Park, which is rainier than most places in Illinois. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 24% chance of a rainy day.

An annual snowfall of 28.0 inches in Richton Park means that it is snowier than most places in Illinois. January is the snowiest month in Richton Park with 8.8 inches of snow, and 6 months of the year have significant snowfall.