Lowest Daily High Temperatures in Hillsboro History

This is a list of the coldest daily high temperatures ever recorded in Hillsboro, Texas history from 1903–2024 based on data from the NOAA.

Lowest temperatures all-time

Record for the lowest daily high temperature in Hillsboro

The lowest high temperature for a calendar day in Hillsboro, Texas history was 17 °F which has happened twice, most recently on Saturday December 22, 1990.

Rank	Temperature	Date
1	17 °F	December 22, 1990
1	17 °F	January 3, 1911
3	18 °F	January 15, 2024
3	18 °F	February 16, 2021
3	18 °F	December 24, 1983
3	18 °F	February 1, 1951
3	18 °F	January 30, 1951
3	18 °F	February 8, 1933
9	19 °F	February 1, 1985
9	19 °F	December 22, 1983
9	19 °F	January 11, 1962
12	20 °F	December 22, 1989
12	20 °F	February 4, 1989
12	20 °F	January 10, 1962
15	21 °F	February 15, 2021
15	21 °F	January 13, 1963
15	21 °F	January 1, 1928
15	21 °F	February 1, 1918
19	22 °F	February 17, 2021
19	22 °F	February 3, 2011