Earliest and Latest Days of 100° F in Richfield

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Richfield, Utah history. It is based on NOAA data from the years 1893–2024.

Also see:

Earliest 100 degree day in Richfield?

The earliest in the year that Richfield, Utah had a high temperature of at least 100 °F is May 30 which happened in 1910.

Latest 100 degree day in Richfield?

The latest in the year that Richfield, Utah had a high temperature of at least 100 °F is September 8 which happened in 2022.

Earliest Days ≥ 100 °F

Date	Year	Temperature
May 30	1910	100 °F
May 31	2020	100 °F
May 31	1910	103 °F
June 18	1940	100 °F
June 19	2017	100 °F
June 20	2016	100 °F
June 23	2017	101 °F
June 23	1954	100 °F
June 26	1970	100 °F
June 27	2013	100 °F
June 30	1909	100 °F
July 1	2017	100 °F
July 1	2013	101 °F
July 1	1909	102 °F
July 2	2023	102 °F
July 2	1936	100 °F
July 2	1901	100 °F
July 3	2001	100 °F
July 3	1937	100 °F
July 3	1907	102 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 8	2022	100 °F
September 7	2022	100 °F
August 25	1926	100 °F
August 24	1944	100 °F
August 23	1944	100 °F
August 19	2020	100 °F
August 18	1920	101 °F
August 17	1939	102 °F
August 15	1940	101 °F
August 14	1940	103 °F
August 14	1936	100 °F
August 13	1940	101 °F
August 12	1940	101 °F
August 11	1940	100 °F
August 9	1940	100 °F
August 7	1942	100 °F
August 5	1938	101 °F
August 4	1979	101 °F
August 4	1938	100 °F
August 3	1942	100 °F