Earliest and Latest Days of 100° F in Amarillo

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Amarillo, Texas history. It is based on NOAA data from the years 1947–2024.

Also see:

Earliest 100 degree day in Amarillo?

The earliest in the year that Amarillo, Texas had a high temperature of at least 100 °F is May 7 which happened in 2022.

Latest 100 degree day in Amarillo?

The latest in the year that Amarillo, Texas had a high temperature of at least 100 °F is September 10 which has happened twice, most recently in 2021.

Earliest Days ≥ 100 °F

Date	Year	Temperature
May 7	2022	101 °F
May 10	2022	100 °F
May 15	1996	101 °F
May 16	1996	103 °F
May 17	2022	101 °F
May 17	2013	100 °F
May 18	1996	102 °F
May 19	2022	100 °F
May 22	1996	101 °F
May 23	2000	102 °F
May 23	1953	101 °F
May 24	2000	100 °F
May 25	2012	100 °F
May 25	1953	102 °F
May 26	1953	100 °F
May 28	2022	104 °F
May 28	2011	100 °F
May 29	2011	104 °F
May 29	1998	101 °F
May 29	1985	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 10	2021	102 °F
September 10	2000	100 °F
September 7	2023	105 °F
September 6	2010	100 °F
September 6	2007	100 °F
September 6	2000	102 °F
September 5	2010	101 °F
September 5	2000	102 °F
September 5	1995	103 °F
September 4	2023	102 °F
September 4	2012	100 °F
September 4	2000	102 °F
September 4	1995	101 °F
September 4	1983	102 °F
September 3	2023	100 °F
September 3	2000	101 °F
September 3	1970	100 °F
September 3	1947	102 °F
September 2	1947	102 °F
September 1	1947	101 °F