Earliest and Latest Days of 100° F in Davenport

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Davenport, Iowa history. It is based on NOAA data from the years 1901–2024.

Also see:

Earliest 100 degree day in Davenport?

The earliest in the year that Davenport, Iowa had a high temperature of at least 100 °F is May 31 which happened in 1934.

Latest 100 degree day in Davenport?

The latest in the year that Davenport, Iowa had a high temperature of at least 100 °F is September 6 which happened in 1922.

Earliest Days ≥ 100 °F

Date	Year	Temperature
May 31	1934	103 °F
June 1	1934	104 °F
June 2	1934	102 °F
June 14	1987	101 °F
June 19	1953	100 °F
June 20	1988	101 °F
June 21	1988	101 °F
June 24	1931	100 °F
June 25	1988	104 °F
June 25	1931	100 °F
June 26	1934	102 °F
June 26	1933	100 °F
June 26	1931	101 °F
June 27	1934	102 °F
June 27	1931	102 °F
June 28	1934	103 °F
June 28	1931	103 °F
June 29	1936	104 °F
June 29	1934	102 °F
June 29	1931	102 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 6	1922	100 °F
August 31	1953	100 °F
August 24	2023	100 °F
August 24	1936	100 °F
August 22	1936	101 °F
August 20	1983	101 °F
August 19	1983	101 °F
August 18	1988	102 °F
August 18	1936	105 °F
August 17	1988	103 °F
August 17	1983	103 °F
August 16	1988	101 °F
August 16	1913	100 °F
August 15	1988	100 °F
August 15	1936	100 °F
August 14	1936	103 °F
August 11	1941	100 °F
August 9	1934	100 °F
August 8	1988	102 °F
August 8	1934	100 °F