Earliest and Latest Days of 90° F in Cedar Rapids

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Cedar Rapids, Iowa history. It is based on NOAA data from the years 1892–2024.

Also see:

Earliest 90 degree day in Cedar Rapids?

The earliest in the year that Cedar Rapids, Iowa had a high temperature of at least 90 °F is April 10 which happened in 1930.

Latest 90 degree day in Cedar Rapids?

The latest in the year that Cedar Rapids, Iowa had a high temperature of at least 90 °F is October 6 which happened in 1963.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 10	1930	93 °F
April 15	1896	94 °F
April 16	1896	94 °F
April 17	1896	93 °F
April 21	1902	90 °F
April 22	1980	94 °F
April 22	1925	94 °F
April 23	1925	90 °F
April 27	1896	90 °F
April 29	1952	91 °F
April 29	1915	90 °F
April 29	1901	90 °F
April 30	2007	90 °F
April 30	1952	90 °F
April 30	1926	90 °F
April 30	1910	90 °F
May 1	2007	90 °F
May 2	1901	91 °F
May 3	1949	90 °F
May 4	1952	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
October 6	1963	90 °F
October 4	1938	91 °F
October 4	1897	90 °F
October 3	1997	94 °F
October 3	1897	90 °F
October 2	1976	93 °F
October 2	1953	92 °F
October 1	2023	92 °F
October 1	1976	92 °F
October 1	1897	90 °F
September 30	2023	94 °F
September 30	1897	90 °F
September 29	1953	92 °F
September 29	1922	90 °F
September 29	1904	92 °F
September 29	1897	90 °F
September 28	1953	96 °F
September 28	1952	92 °F
September 28	1939	91 °F
September 28	1905	91 °F
September 28	1898	91 °F