Earliest and Latest Days of 100° F in Mountain Grove

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Mountain Grove, Missouri history. It is based on NOAA data from the years 1901–2024.

Also see:

Earliest 100 degree day in Mountain Grove?

The earliest in the year that Mountain Grove, Missouri had a high temperature of at least 100 °F is June 12 which happened in 1953.

Latest 100 degree day in Mountain Grove?

The latest in the year that Mountain Grove, Missouri had a high temperature of at least 100 °F is September 29 which happened in 1953.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 12	1953	101 °F
June 13	1953	101 °F
June 18	1953	100 °F
June 18	1918	100 °F
June 19	1953	101 °F
June 19	1936	101 °F
June 20	1953	101 °F
June 20	1936	104 °F
June 21	1901	100 °F
June 22	1933	101 °F
June 25	1954	100 °F
June 26	1954	100 °F
June 27	1936	100 °F
June 28	1952	100 °F
June 28	1936	105 °F
June 29	2012	105 °F
June 29	1952	103 °F
June 29	1934	101 °F
June 30	2023	100 °F
June 30	2012	103 °F
June 30	1952	102 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 29	1953	101 °F
September 28	1953	100 °F
September 9	1939	100 °F
September 9	1925	102 °F
September 8	1947	101 °F
September 8	1939	100 °F
September 8	1925	100 °F
September 7	1947	103 °F
September 7	1925	102 °F
September 6	1925	103 °F
September 5	1954	100 °F
September 5	1925	102 °F
September 4	2000	101 °F
September 4	1954	101 °F
September 4	1947	104 °F
September 4	1925	102 °F
September 4	1913	102 °F
September 3	2000	102 °F
September 3	1954	102 °F
September 3	1925	100 °F
September 3	1922	101 °F