Earliest and Latest Days of 100° F in Hillsboro

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Hillsboro, Texas history. It is based on NOAA data from the years 1903–2024.

Also see:

Earliest 100 degree day in Hillsboro?

The earliest in the year that Hillsboro, Texas had a high temperature of at least 100 °F is March 30 which happened in 1913.

Latest 100 degree day in Hillsboro?

The latest in the year that Hillsboro, Texas had a high temperature of at least 100 °F is October 7 which happened in 1917.

Earliest Days ≥ 100 °F

Date	Year	Temperature
March 30	1913	100 °F
March 31	1913	100 °F
April 11	1963	101 °F
May 27	1928	104 °F
May 28	1958	101 °F
May 28	1928	100 °F
May 28	1927	101 °F
May 29	1958	101 °F
May 29	1934	103 °F
May 29	1928	100 °F
May 30	1934	102 °F
May 30	1928	102 °F
May 31	1934	100 °F
June 1	1913	100 °F
June 2	1916	101 °F
June 3	1913	100 °F
June 4	1960	100 °F
June 5	1960	101 °F
June 5	1934	100 °F
June 6	2011	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
October 7	1917	100 °F
October 1	1938	103 °F
September 30	2011	101 °F
September 30	1911	100 °F
September 29	2005	101 °F
September 29	1953	104 °F
September 28	1953	102 °F
September 27	2011	101 °F
September 27	2005	103 °F
September 27	1977	102 °F
September 26	2011	103 °F
September 26	2005	100 °F
September 26	1977	100 °F
September 26	1939	100 °F
September 25	2023	101 °F
September 25	1939	100 °F
September 25	1931	103 °F
September 22	2016	100 °F
September 22	1926	102 °F
September 21	2021	101 °F
September 21	2016	100 °F
September 21	1953	100 °F
September 21	1937	101 °F
September 21	1933	101 °F
September 21	1926	100 °F
September 21	1911	100 °F