Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in.) But at least, the days here are not as short as in the Nordic countries. Most winters produce many snow falls during the season in light accumulations of around 2 in (5.1 cm). A 10-inch snow occurs about once every 3 years. Seasonal snowfall in the city has ranged from 9.8 inches (24.9 cm) (in 1920–21) up to 89.7 in (228 cm) (in 1978–79), and the average annual snowfall in Chicago is 36 inches (91 cm). 1918 – 42.5” snow in January, most ever for single calendar month in Chicago history. A series of tables gives data by year for temperature, precipitation and snowfall. Averages are for Chicago Midway Airport, which is 9 miles from Chicago. Current Hazards Most winters produce many snow falls during the season in light accumulations of around 2 in (5.1 cm).

You can jump to a separate table for each region of the state: Chicago Area , Northern Illinois , Central Illinois and Southern Illinois . Closest back-to-back 10-inch snows were March 25-26 and April 1-2, 1970 (6 days). Snow records began in 1886. Show average precipitation in Chicago in Millimeter » * Data from weather station: Chicago, United States of America.

If there is less than a tenth of an inch recorded at O'Hare then that counts as a "trace" amount. (mi.) Chicago's first fall snow of 2019 arrived on Oct. 30.

This is the mean monthly precipitation over the year, including rain, snow, hail etc. Whether a "trace" amount of snow is a "first snow" is up for debate. Snowfall is frequent, so much so that it snows for several days in a month; sometimes, real snowstorms can occur. Weather.gov > Chicago, IL > Chicago, IL Seasonal Snowfall Amounts from 1884 to present! Yes, the most common snowiest month among those sites is January, followed by December, then February. Seasonal snowfall in the city has ranged from 9.8 inches (24.9 cm) (in 1920–21) up to 89.7 in (228 cm) (in 1978–79), and the average annual snowfall in Chicago is 36 inches (91 cm). The average Chicago winter produces 94 cm (38 inches) of snow. At O'Hare International Airport, the city's official recording site, 0.9 inch fell as of 7 a.m.

Last year, the first measurable snowfall for the season -- one inch -- was recorded at O'Hare airport on Nov. 9, 2018. Showing: All Year January February March April May June July August September October November December The longest stretch without a big snow was February 10-11, 1981 to January 1-3, 1999 (almost 18 years!) Chicago - Recent Annual Temperatures, Rain & Snow The numbers here describe what the weather in Chicago, Illinois was like for every year since 2010. 1925 – Coldest October in Chicago history. The National Weather Service announced 1.2 inches of snow fell at O'Hare International Airport so far today, marking the area's first official snowfall of the season -- more than two weeks ahead of the average first-snow date of Nov. 17. Historic Data Official Chicago Climate Data – National Weather Service Enhanced climate data for Chicago and country Other Frost and planting dates Local holiday statistics Chicago climate pl… Average total days per month and year in Chicago with snow depth of at least 1, 3, 5 or 10 inches on the ground; 1 inch 2.5 cm 3 inches 7.6 cm 5 inches 12.7 cm 10 inches 25.4 cm; 17.1: 10.2: January: 6.0: 0.9: 12.3: 7.5: February: 5.0: 0.6: 4.3: 1.9: March: 1.2: 0.2: 0.4: 0.1: April: 0.0: 0.0: 0.9: 0.1: November: 0.0: 0.0: 10.0: 4.9: December: 2.2: 0.7: 45.0: 24.7: Year: 14.4: 2.4

Chance of Snow Storms for Chicago, Illinois covering the 2020-2021 Snow Season. In 2016, 6.4 inches of snow fell on Dec. 4 -- the largest first snowfall since 1905. The chart below shows the date of the first measurable snowfall for each year since 1885. Six first snow events totaled 4 inches or greater, and the 2016 storm was the largest first snowfall since 1905. Based on weather reports collected during 1985–2015. Temperatures can vary wildly within the span of one week, but temperatures can often stay below freezing for several continues days or even weeks in January and February. Averages are for Chicago Midway Airport, which is 9 miles from Chicago. Winter in Chicago runs from late November to early March and is cold, to the point that the average temperature is reminiscent of Northern European cities.

Six first snow events totaled 4 inches or greater. And they did a damn good job.’. The latest National Weather Service winter outlook for the Chicago area points to equal chances of above, below or normal temperatures: The precipitation outlook predicts wetter than normal conditions for Chicago: Sources: WGN Weather Center, National Weather Service, Midwest Regional Climate Center, Created by the Chicago Tribune Dataviz team. If a tenth of an inch or more accumulates that counts as "measurable.".

1921 – Warmest year in Chicago history. Average monthly snow and rainfall in Chicago (Illinois) in inches. 1920-21 – Most snow-free winter in all Chicago history (9.8” total).

Min. Most rainfall (rainy season) is seen in August.

Daily snow observations from GHCN stations are available using the pulldown menus below to select the state, month, and year of interest for either snowfall or snow depth data. There have been 43 10-inch snows in Chicago's history.

On Twitter @ChiTribGraphics, 1.2 inches of snow fell at O'Hare International Airport so far today, latest National Weather Service winter outlook, ‘Log off! Here's how this year's first snow compares: The date of the average first measurable snowfall in Chicago is Nov. 17. Chicago, IL Seasonal Snowfall Amounts from 1884 to present!

Most first snowfalls netted less than half an inch, but some were substantially more. Snow depth 25” on 13 January, deepest on record until 1967. Weather conditions recorded at O'Hare airport are the benchmark for the city. Access to these data supports the Federal Emergency Management Agency's need for near real-time observations used in assessing requests for disaster assistance. Most first snowfalls netted less than half an inch, but some were substantially more. Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr; Max. Weather Sky Cond. Chicago, Chicago-O'Hare International Airport: Enter Your "City, ST" or zip code : metric: D a t e Time (cdt) Wind (mph) Vis. Based on weather reports collected during 1985–2015.

Log off!’ teacher orders students when sexual assault livestreamed during first grader’s remote learning class, Chicago 7 prosecutor: ‘They were going to try to destroy our trial. Measurable snowfall is one-tenth of an inch or more on the ground, while anything less is considered a trace amount. The snowfall totals are annual averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center. and the 2016 storm was the largest first snowfall since 1905. Showing: All Year January February March April May June July August September October November December This is just an average, because most winters produce only a few snow falls during the season.