Oak Park, IL Climate


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Oak Park, IL is known for its temperate climate. The temperatures in the summer months tend to stay in the low 80s, and during the winter they rarely drop below zero. Rainfall is abundant throughout the year and snowfall can sometimes reach up to 25 inches. The summer months are known for their frequent thunderstorms, with some occasional hail storms thrown in the mix. Oak Park also experiences beautiful four seasons that bring colorful foliage in fall and wildflowers in spring. Overall, Oak Park has a great climate for any outdoor activity all year round.

Oak Park, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Oak Park averages 36 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 186 sunny days per year in Oak Park. The US average is 205 sunny days.

Oak Park gets some kind of precipitation, on average, 124 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 84 degrees
Winter Low: the January low is 19
Rain: averages 38 inches of rain a year
Snow: averages 36 inches of snow a year


Bestplaces Comfort Index

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

9 Summer - 4.6 Winter
June, September and August are the most pleasant months in Oak Park, while January and December are the least comfortable months.

  ClimateOak Park, IllinoisUnited States
  38.4 in.38.1 in.
  36.3 in.27.8 in.
  124.3 days106.2 days
  186 days205 days
  84.0°85.8°
  18.7°21.7°
  77
  3.64.3
  620 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 Oak Park with an average high temperature of 84.0°, which ranks it as cooler than most places in Illinois. In Oak Park, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oak Park are June, September and August.
In Oak Park, there are 12.8 days annually when the high temperature is over 90°, which is cooler than most places in Illinois.
January has the coldest nighttime temperatures for Oak Park with an average of 18.7°. This is warmer than most places in Illinois.
In Oak Park, there are 107.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Illinois.
In Oak Park, there are 4.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Illinois.
The humidity is usually comfortable in Oak Park 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.
August is the wettest month in Oak Park with 4.4 inches of rain, and the driest month is February with 1.9 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 38.4 inches in Oak Park means that it is about average compared to other places in Illinois.
November is the rainiest month in Oak Park with 11.4 days of rain, and February is the driest month with only 8.7 rainy days. There are 124.3 rainy days annually in Oak Park, which is one of the rainiest places in Illinois. The rainiest season is Summer when it rains 27% of the time and the driest is Autumn with only a 24% chance of a rainy day.
An annual snowfall of 36.3 inches in Oak Park means that it is one of the snowiest places in Illinois. January is the snowiest month in Oak Park with 11.2 inches of snow, and 6 months of the year have significant snowfall.
Reviews for Oak Park
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We've lived in Oak Park for 25 years, raising our two children here. Now, looking ahead a few years, the Cost of Living (127), is a major factor in searching for  More

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I have grew up in the Oak Park area and have lived in other cities in the country. Oak Park is located outside of the city of Chicago. Though located reasonably  More

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Over 14 years ago

If you don't know any better you might think Oak Park is perfect. However, if you are like me and have other places as a comparison, you know better. I will say that  More

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