Jasper County, IL Climate

Jasper County, IL has a humid continental climate with hot, humid summers and cold winters. The average summer temperature is around 73°F, and the winter temperatures dip down to around 34°F on average. Precipitation in Jasper County is moderate throughout the year, generally amounting to over 40 inches annually. Snowfall amounts can vary greatly throughout the county from year to year, but usually range between 10-15 inches annually. During the spring months of March and April Jasper County sees plenty of sunshine and rainfall that helps the area's flora bloom.

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

Jasper County averages 14 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 202 sunny days per year in Jasper County. The US average is 205 sunny days.

Jasper County 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 87 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 14 inches of snow a year

Bestplaces Comfort Index

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

8.1 Summer - 5.4 Winter

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

Climate	Jasper, Illinois	United States
	43.7 in.	38.1 in.
	13.9 in.	27.8 in.
	105.7 days	106.2 days
	202 days	205 days
	86.5°	85.8°
	20.6°	21.7°
	7.2	7
	4.3	4.3
	524 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 Jasper County with an average high temperature of 86.5°, which ranks it as warmer than most places in Illinois. In Jasper County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jasper County are September, May and June.

In Jasper County, there are 22.6 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.

January has the coldest nighttime temperatures for Jasper County with an average of 20.6°. This is warmer than most places in Illinois.

In Jasper County, there are 106.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.

In Jasper County, there are 3.2 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 Jasper 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 Jasper County.

May is the wettest month in Jasper County with 5.1 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 43.7 inches in Jasper County means that it is wetter than most places in Illinois.

May is the rainiest month in Jasper County with 11.3 days of rain, and September is the driest month with only 6.7 rainy days. There are 105.7 rainy days annually in Jasper 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 13.9 inches in Jasper County means that it is less snowy than most places in Illinois. January is the snowiest month in Jasper County with 5.1 inches of snow, and 4 months of the year have significant snowfall.

Reviews for Jasper

See all ()

Write a Review

Start Your Review of Jasper

Jobs