Walnut Hill, IL Climate


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Walnut Hill, IL has a humid continental climate with cold, snowy winters and hot, humid summers. The temperature in the winter months can drop below zero for several days at a time, while average summer temperatures reach up to the mid-80s. Rainfall is fairly evenly distributed throughout the year, making it an ideal location for outdoor recreation and activities. In addition, Walnut Hill enjoys four distinct seasons, which are characterized by beautiful fall foliage and blossoming spring flowers. All in all, Walnut Hill is an incredible place to live with its diverse climate and natural beauty.

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

Walnut Hill averages 10 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 199 sunny days per year in Walnut Hill. The US average is 205 sunny days.

Walnut Hill 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 88 degrees
Winter Low: the January low is 20
Rain: averages 44 inches of rain a year
Snow: averages 10 inches of snow a year


Bestplaces Comfort Index

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

7.9 Summer - 5.5 Winter
September, May and June are the most pleasant months in Walnut Hill, while January and December are the least comfortable months.

  ClimateWalnut Hill, IllinoisUnited States
  43.7 in.38.1 in.
  10.2 in.27.8 in.
  103.3 days106.2 days
  199 days205 days
  87.5°85.8°
  20.4°21.7°
  7.27
  4.34.3
  568 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 Walnut Hill with an average high temperature of 87.5°, which ranks it as warmer than most places in Illinois. In Walnut Hill, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Walnut Hill are September, May and June.
In Walnut Hill, there are 27.1 days annually when the high temperature is over 90°, which is hotter than most places in Illinois.
January has the coldest nighttime temperatures for Walnut Hill with an average of 20.4°. This is warmer than most places in Illinois.
In Walnut Hill, there are 107.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.
In Walnut Hill, there are 3.1 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 Walnut Hill 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 Walnut Hill.
May is the wettest month in Walnut Hill with 5.2 inches of rain, and the driest month is February with 2.6 inches. The wettest season is Summer with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 43.7 inches in Walnut Hill means that it is wetter than most places in Illinois.
May is the rainiest month in Walnut Hill with 11.2 days of rain, and September is the driest month with only 6.6 rainy days. There are 103.3 rainy days annually in Walnut Hill, 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 Winter with only a 22% chance of a rainy day.
An annual snowfall of 10.2 inches in Walnut Hill means that it is one of the least snowy places in Illinois. February is the snowiest month in Walnut Hill with 3.2 inches of snow, and 4 months of the year have significant snowfall.
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