Earliest and Latest Days of 80° F in Leadville

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Leadville, Colorado history. It is based on NOAA data from the years 1948–2024.

Also see:

Earliest 80 degree day in Leadville?

The earliest in the year that Leadville, Colorado had a high temperature of at least 80 °F is May 30 which happened in 2002.

Latest 80 degree day in Leadville?

The latest in the year that Leadville, Colorado had a high temperature of at least 80 °F is September 6 which has happened twice, most recently in 1978.

Earliest Days ≥ 80 °F

Date	Year	Temperature
May 30	2002	80 °F
June 7	2000	80 °F
June 14	2021	81 °F
June 15	2021	82 °F
June 16	2021	82 °F
June 17	2021	80 °F
June 20	2016	82 °F
June 21	2016	80 °F
June 22	1954	84 °F
June 23	1954	86 °F
June 24	2002	81 °F
June 24	1954	84 °F
June 25	2002	80 °F
June 25	1954	80 °F
June 26	1994	81 °F
June 26	1990	80 °F
June 27	2013	81 °F
June 27	1990	81 °F
June 28	1990	80 °F
June 29	2002	80 °F
June 29	1998	81 °F
June 29	1990	82 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
September 6	1978	80 °F
September 6	1960	80 °F
September 5	1960	80 °F
September 4	1960	82 °F
September 1	1954	81 °F
August 31	1948	81 °F
August 19	2002	83 °F
August 17	2002	80 °F
August 16	2002	80 °F
August 15	2002	82 °F
August 13	1996	80 °F
August 12	1996	80 °F
August 12	1958	80 °F
August 10	2000	81 °F
August 9	1969	80 °F
August 9	1958	82 °F
August 8	2000	80 °F
August 8	1958	80 °F
August 7	1958	81 °F
August 5	1961	82 °F