Lowest Daily High Temperatures in Santa Rosa History

This is a list of the coldest daily high temperatures ever recorded in Santa Rosa, California history from 1902–2024 based on data from the NOAA.

Lowest temperatures all-time

Record for the lowest daily high temperature in Santa Rosa

The lowest high temperature for a calendar day in Santa Rosa, California history was 37 °F which has happened twice, most recently on Saturday December 28, 1985.

Rank	Temperature	Date
1	37 °F	December 28, 1985
1	37 °F	January 14, 1926
3	38 °F	December 15, 1972
4	39 °F	January 13, 1920
5	40 °F	December 22, 1990
5	40 °F	December 9, 1972
5	40 °F	January 2, 1924
5	40 °F	January 27, 1916
5	40 °F	January 13, 1916
10	41 °F	January 7, 2011
10	41 °F	December 21, 1990
10	41 °F	December 8, 1972
10	41 °F	December 18, 1963
10	41 °F	December 11, 1932
10	41 °F	January 9, 1913
16	42 °F	December 16, 2005
16	42 °F	January 24, 1992
16	42 °F	December 20, 1990
16	42 °F	December 13, 1986
16	42 °F	December 25, 1984
16	42 °F	January 8, 1973
16	42 °F	December 16, 1972
16	42 °F	January 6, 1961
16	42 °F	December 23, 1954
16	42 °F	January 10, 1949
16	42 °F	January 9, 1949
16	42 °F	January 4, 1949
16	42 °F	December 23, 1933
16	42 °F	January 14, 1932
16	42 °F	January 9, 1926
16	42 °F	January 2, 1926
16	42 °F	December 30, 1925
16	42 °F	December 29, 1925
16	42 °F	April 9, 1923
16	42 °F	December 29, 1908
16	42 °F	December 28, 1908
16	42 °F	December 27, 1908
16	42 °F	December 22, 1908