Highest Daily Low Temperatures in Fairfield History

This is a list of the hottest daily low temperatures ever recorded in Fairfield, Illinois history from 1895–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Fairfield

The highest low temperature for a calendar day in Fairfield, Illinois history was 84 °F which happened on Wednesday, July 15, 1936.

Rank	Temperature	Date
1	84 °F	July 15, 1936
2	82 °F	June 20, 1923
3	81 °F	June 23, 2016
3	81 °F	August 28, 1936
3	81 °F	August 27, 1936
6	80 °F	June 14, 2022
6	80 °F	July 14, 2015
6	80 °F	July 21, 1973
6	80 °F	July 20, 1954
6	80 °F	June 18, 1944
6	80 °F	June 17, 1944
6	80 °F	August 19, 1936
6	80 °F	August 5, 1930
6	80 °F	July 13, 1930
6	80 °F	August 11, 1918
6	80 °F	August 5, 1918
6	80 °F	June 22, 1914
6	80 °F	July 24, 1901
6	80 °F	June 25, 1898
20	79 °F	June 23, 2015
20	79 °F	July 10, 1980
20	79 °F	July 8, 1980
20	79 °F	June 5, 1944
20	79 °F	June 24, 1943
20	79 °F	August 16, 1938
20	79 °F	August 31, 1937
20	79 °F	August 22, 1936
20	79 °F	August 21, 1936
20	79 °F	August 15, 1936
20	79 °F	July 27, 1936
20	79 °F	July 26, 1936
20	79 °F	July 13, 1936
20	79 °F	August 2, 1934
20	79 °F	August 4, 1930
20	79 °F	July 21, 1930
20	79 °F	September 8, 1919
20	79 °F	July 14, 1914
20	79 °F	July 29, 1901
20	79 °F	June 30, 1901
20	79 °F	August 3, 1897
20	79 °F	August 1, 1897