Zip 61810 (Allerton, IL) Climate

Allerton, IL 61810 has a moderate climate with four distinct seasons. Summers are hot and humid with temperatures typically in the mid-80s, while winters are cold and dry with temperatures usually around the mid-30s. The spring and fall months are milder and temperate, allowing for pleasant weather during most of the year. Precipitation is also common throughout the year, but snowfall is generally light. The area has an average annual temperature of 57 degrees Fahrenheit, making it an ideal place for outdoor recreation and other activities all year round.

Allerton (zip 61810), Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Allerton (zip 61810) averages 21 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 193 sunny days per year in Allerton (zip 61810). The US average is 205 sunny days.

Allerton (zip 61810) gets some kind of precipitation, on average, 106 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 85 degrees
Winter Low: the January low is 17
Rain: averages 40 inches of rain a year
Snow: averages 21 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 61810 zip code is 7.1 (10=best), which means it is more comfortable than most places in Illinois.

8.5 Summer - 5 Winter

September, June and May are the most pleasant months in the 61810 zip code, while January and December are the least comfortable months.

Climate	Allerton, Illinois	United States
	Unlock	38.1 in.
	20.6 in.	Unlock
	Unlock	106.2 days
	193 days	Unlock
	85.4°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	671 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 61810 zip code with an average high temperature of 85.4°, which ranks it as about average compared to other places in Illinois. In the 61810 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 61810 zip code are September, May and June.

In the 61810 zip code, there are 19.1 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 61810 zip code with an average of 16.8°. This is about average compared to other places in Illinois.

In the 61810 zip code, there are 122.4 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.

In the 61810 zip code, there are 6.6 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Illinois.

The humidity is usually acceptable in the 61810 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. July, August and June are the three most uncomfortably humid months in the 61810 zip code.

July is the wettest month in the 61810 zip code with 4.8 inches of rain, and the driest month is February with 2.0 inches. The wettest season is Autumn with 31% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 40.2 inches in the 61810 zip code means that it is wetter than most places in Illinois.

May is the rainiest month in the 61810 zip code with 10.8 days of rain, and September is the driest month with only 6.9 rainy days. There are 106.1 rainy days annually in the 61810 zip code, which is about average compared to other 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 20.6 inches in the 61810 zip code means that it is about average compared to other places in Illinois. January is the snowiest month in the 61810 zip code with 7.3 inches of snow, and 5 months of the year have significant snowfall.

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