Earliest and Latest Days of 80° F in Butte

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Butte, Montana history. It is based on NOAA data from the years 1894–2024.

Also see:

Earliest 80 degree day in Butte?

The earliest in the year that Butte, Montana had a high temperature of at least 80 °F is April 25 which happened in 1910.

Latest 80 degree day in Butte?

The latest in the year that Butte, Montana had a high temperature of at least 80 °F is October 11 which has happened twice, most recently in 1991.

Earliest Days ≥ 80 °F

Date	Year	Temperature
April 25	1910	83 °F
April 27	1987	80 °F
April 29	1926	81 °F
May 1	2000	80 °F
May 1	1985	80 °F
May 2	1985	82 °F
May 2	1947	80 °F
May 3	1966	81 °F
May 4	1966	83 °F
May 5	2017	80 °F
May 5	1966	82 °F
May 5	1934	80 °F
May 6	1992	82 °F
May 6	1987	80 °F
May 6	1966	82 °F
May 7	1987	82 °F
May 8	1987	81 °F
May 10	1960	80 °F
May 10	1940	81 °F
May 10	1906	81 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 11	1991	81 °F
October 11	1934	83 °F
October 10	1996	80 °F
October 10	1934	80 °F
October 8	1976	80 °F
October 3	2010	85 °F
October 3	1943	81 °F
October 3	1918	82 °F
October 2	2010	83 °F
October 2	1992	81 °F
October 2	1943	80 °F
October 1	2011	81 °F
October 1	1997	82 °F
October 1	1992	83 °F
September 30	2011	81 °F
September 30	2008	81 °F
September 30	1997	81 °F
September 30	1992	84 °F
September 30	1963	83 °F
September 30	1957	80 °F