Zip 61340 (Mark, IL) Climate

61340 Mark, IL has a humid continental climate with hot and humid summers as well as very cold winters. Average temperatures range from around 30-35°F in January to around 75-80°F in July. Rain is consistent throughout the year, although winters tend to be slightly drier than other seasons. There is also a decent amount of snowfall during the winter months that accumulates quickly due to the cold temperatures.

Mark (zip 61340), Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Mark (zip 61340) averages 22 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 Mark (zip 61340). The US average is 205 sunny days.

Mark (zip 61340) gets some kind of precipitation, on average, 103 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 14
Rain: averages 38 inches of rain a year
Snow: averages 22 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 61340 zip code is 7.0 (10=best), which means it is about average compared to other places in Illinois.

8.7 Summer - 4.8 Winter

June, September and August are the most pleasant months in the 61340 zip code, while January and December are the least comfortable months.

Climate	Mark, Illinois	United States
	37.9 in.	38.1 in.
	22.4 in.	27.8 in.
	102.7 days	106.2 days
	192 days	205 days
	85.5°	85.8°
	14.4°	21.7°
	7	7
	3.6	4.3
	677 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 the 61340 zip code with an average high temperature of 85.5°, which ranks it as about average compared to other places in Illinois. In the 61340 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 61340 zip code are September, June and May.

In the 61340 zip code, there are 20.4 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 the 61340 zip code with an average of 14.4°. This is colder than most places in Illinois.

In the 61340 zip code, there are 130.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Illinois.

In the 61340 zip code, there are 10.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.

The humidity is usually comfortable in the 61340 zip code 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.

May is the wettest month in the 61340 zip code with 4.4 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 37.9 inches in the 61340 zip code means that it is drier than most places in Illinois.

May is the rainiest month in the 61340 zip code with 10.8 days of rain, and February is the driest month with only 6.3 rainy days. There are 102.7 rainy days annually in the 61340 zip code, which is less rainy than most places in Illinois. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 21% chance of a rainy day.

An annual snowfall of 22.4 inches in the 61340 zip code means that it is about average compared to other places in Illinois. December is the snowiest month in the 61340 zip code with 7.0 inches of snow, and 5 months of the year have significant snowfall.

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