Hancock County, IL Climate

Hancock County, IL is located in the midwest region of the United States and is known for its humid continental climate. Summers are warm and humid with temperatures reaching up to 90 degrees Fahrenheit, while winters tend to be cold and snowy with winter lows around 20 degrees Fahrenheit. Precipitation year-round ranges from moderate to heavy, averaging around 36 inches annually. The county experiences all four seasons throughout the year, with fall bringing a particularly vibrant landscape of changing colors as the leaves transition from summer greens to deep reds, oranges, and yellows.

Hancock County, Illinois gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Hancock County averages 20 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 200 sunny days per year in Hancock County. The US average is 205 sunny days.

Hancock County gets some kind of precipitation, on average, 99 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 16
Rain: averages 40 inches of rain a year
Snow: averages 20 inches of snow a year

Bestplaces Comfort Index

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

8.3 Summer - 5.2 Winter

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

Climate	Hancock, Illinois	United States
	Unlock	38.1 in.
	20.1 in.	Unlock
	Unlock	106.2 days
	200 days	Unlock
	86.7°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	635 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 Hancock County with an average high temperature of 86.7°, which ranks it as warmer than most places in Illinois. In Hancock County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Hancock County are September, May and June.

In Hancock County, there are 23.7 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.

January has the coldest nighttime temperatures for Hancock County with an average of 16.2°. This is about average compared to other places in Illinois.

In Hancock County, there are 121.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Illinois.

In Hancock County, there are 7.8 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Illinois.

The humidity can be uncomfortably heavy or close in Hancock 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 Hancock County.

May is the wettest month in Hancock County with 5.0 inches of rain, and the driest month is January with 1.6 inches. The wettest season is Autumn with 32% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 39.8 inches in Hancock County means that it is wetter than most places in Illinois.

May is the rainiest month in Hancock County with 11.1 days of rain, and February is the driest month with only 6.3 rainy days. There are 98.7 rainy days annually in Hancock County, which is less rainy than most places in Illinois. The rainiest season is Summer when it rains 30% of the time and the driest is Spring with only a 21% chance of a rainy day.

An annual snowfall of 20.1 inches in Hancock County means that it is about average compared to other places in Illinois. January is the snowiest month in Hancock County with 6.3 inches of snow, and 5 months of the year have significant snowfall.

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