Highest Daily Low Temperatures in Imperial History

This is a list of the hottest daily low temperatures ever recorded in Imperial, California history from 1901–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Imperial

The highest low temperature for a calendar day in Imperial, California history was 93 °F which has happened twice, most recently on Saturday July 16, 2022.

Rank	Temperature	Date
1	93 °F	July 16, 2022
1	93 °F	July 22, 2006
3	92 °F	July 26, 2023
4	91 °F	July 22, 2023
4	91 °F	August 4, 2021
6	90 °F	July 30, 2023
6	90 °F	July 21, 2021
6	90 °F	August 10, 1946
6	90 °F	July 14, 1942
10	89 °F	August 31, 2023
10	89 °F	July 15, 2023
10	89 °F	July 19, 2021
10	89 °F	July 8, 2021
10	89 °F	July 24, 2018
10	89 °F	September 6, 2017
10	89 °F	July 24, 2006
10	89 °F	August 1, 1972
10	89 °F	August 3, 1946
10	89 °F	July 25, 1931
20	88 °F	September 10, 2023
20	88 °F	July 25, 2023
20	88 °F	July 19, 2023
20	88 °F	July 13, 2023
20	88 °F	September 2, 2022
20	88 °F	August 26, 2021
20	88 °F	August 3, 2021
20	88 °F	July 23, 2021
20	88 °F	July 20, 2021
20	88 °F	July 17, 2021
20	88 °F	July 10, 2021
20	88 °F	July 31, 2018
20	88 °F	August 1, 2017
20	88 °F	September 1, 2015
20	88 °F	August 29, 2015
20	88 °F	July 4, 2011
20	88 °F	July 27, 2009
20	88 °F	August 14, 2003
20	88 °F	July 12, 2002
20	88 °F	August 10, 2000
20	88 °F	August 19, 1992
20	88 °F	August 27, 1981
20	88 °F	July 28, 1980
20	88 °F	July 27, 1980
20	88 °F	September 1, 1976
20	88 °F	August 10, 1970
20	88 °F	August 22, 1969
20	88 °F	June 26, 1957
20	88 °F	August 22, 1949
20	88 °F	July 18, 1936
20	88 °F	July 17, 1936
20	88 °F	August 2, 1934
20	88 °F	August 12, 1903
20	88 °F	August 5, 1903
20	88 °F	June 29, 1903