100 Degree Weather Temperature Days in Chicago
They have been keeping weather temperature data in Chicago since 1871. A total of 140 years. Over those 140 years, how many times do you think the temperature in Chicago reached or exceeded 100 degrees?
The answer is 61 total times the temperature reached or surpassed 100 degrees in Chicago. So, on average, the city of Chicago experiences a 100 degree days about once every 2 1/2 years.
The all-tme hottest temperature ever recorded in Chicago is 105 degrees. The 105 degree reading occurred on July 24, 1934.
Here is a quick breakdown of 100 degree days in Chicago based upon actual temperature.
61 Total 100 Degree Days in Chicago
100 Degrees Exactly - 24 times
101 Degres Exactly - 18 times
102 Degrees Exactly - 12 times
103 Degrees Exactly - 3 times
104 Degrees Exactly - 3 times
105 Degrees Exactly - 1 time on July 24, 1934 which is the all-time record hottest temperature in Chicago
Here is a quick breakdown of 100 degree days in Chicago by the months in which they occurred. The earliest date that 100 degrees was reached in Chicago was June 1, 1934, when it was 102 degrees. The latest date that 100 degrees was reached in Chicago was September 7. Both September 7, 1939 and September 7, 1960 had 100 degree days.
100 Degree Days Broken Down by Months
July - 33 times
June - 13 times
August - 11 times
September - 4 times