Earliest and Latest Days of 90° F in Opheim

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Opheim, Montana history. It is based on NOAA data from the years 1928–2023.

Also see:

Earliest 90 degree day in Opheim?

The earliest in the year that Opheim, Montana had a high temperature of at least 90 °F is April 19 which happened in 1936.

Latest 90 degree day in Opheim?

The latest in the year that Opheim, Montana had a high temperature of at least 90 °F is October 1 which happened in 1992.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 19	1936	93 °F
May 6	1992	90 °F
May 11	1958	90 °F
May 12	1960	93 °F
May 17	1972	90 °F
May 18	1948	92 °F
May 19	1992	90 °F
May 20	1964	91 °F
May 21	1980	95 °F
May 22	1980	98 °F
May 23	1985	90 °F
May 23	1980	96 °F
May 25	1931	90 °F
May 26	1934	94 °F
May 27	1934	90 °F
May 29	1988	98 °F
May 29	1934	93 °F
May 30	1986	92 °F
May 30	1984	94 °F
June 2	1986	91 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
October 1	1992	91 °F
September 23	1992	90 °F
September 19	2009	90 °F
September 18	2009	90 °F
September 17	2000	91 °F
September 16	2002	90 °F
September 16	1998	94 °F
September 16	1979	90 °F
September 15	1998	90 °F
September 14	1955	90 °F
September 14	1946	91 °F
September 12	1990	90 °F
September 12	1969	91 °F
September 12	1958	95 °F
September 11	1971	90 °F
September 10	1978	90 °F
September 9	2005	94 °F
September 9	1998	91 °F
September 9	1994	92 °F
September 9	1981	94 °F