It’s official: the 2020 summer season is the warmest ever recorded in Kane County history.
According to the National Weather Service Chicago’s Meteorological Summer (June Through August) Recap, the average temperature in the Chicago area was 76.7 degrees — 4.9 degrees above normal and the record warmest.
Among the fun facts below is that we had 30 days this summer that had a high temperature of 90°F or higher.
All-time Top 10 Warmest Summers in Chicago (dating back to 1872)
- The average high temperature for Summer 2020 in Chicago was 86.2°F, which was the 5th warmest average high temperature for the summer season on record behind 1988 (87.2°F), 2012 (87.0°F), 1995 (86.5°F), and 1955 (86.3°F)
- The average low temperature for Summer 2020 in Chicago was 67.1°F, which was the third-warmest average low temperature for the summer season on record behind 1921 (69.7°F) and 1919 (67.8°F)
- There were 30 days this summer in Chicago that had a high temperature of 90°F or higher, which is the 10th most such days in Chicago’s history dating back to 1872
- There were 63 days this summer in Chicago that had a high temperature of 85°F or higher, which is the most ever in Chicago’s history, besting the previous top number of 61 days that occurred during the summer of 1995
- There were 27 days this summer in Chicago that had a low temperature of 65°F or lower, which ranks as the third fewest in Chicago’s history behind 1921 (20 days) and 1919 (24 days)
Records Set This Strange Summer
- Record daily high temperature of 94 degrees was set on the June 2.
- Record daily precipitation of 1.55 inches on June 22.
- Record daily precipitation of 1.55 inches on June 26.
- Tied for sixth-hottest June on record with 74.0 degrees.
- Fourth-warmest July on record with 79.2 degrees.
- Record daily warmest minimum temperature of 78 degrees was tied on Aug. 27.
- Record daily warmest minimum temperature of 77 degrees was tied on Aug. 28.
- Tied for sixth warmest August on record with 76.8 degrees.
- Tied for sixth driest August on record with 0.80 inches.
- Aug. 10, 2020: Powerful derecho brings widespread severe winds and numerous tornadoes
- July 19, 2020: Thunderstorms bring morning wind damage and heavy rain
- July 15, 2020: Heavy rain areawide along with isolated wind damage and hail in Livingston County
- July 11, 2020: Severe storms produce straight-line wind damage across portions of north and central Illinois
- July 7, 2020: Gusty afternoon storms; The science of these pulse summer storms
- June 26-27, 2020: Severe storms bring areas of wind damage followed by flash flooding
- June 9-10, 2020: Wind damage in Chicago area and then northwest Indiana; brief tornado near Onarga, IL
SOURCE: NWS Chicago