Earliest and Latest Days of 90° F in Vacaville

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Vacaville, California history. It is based on NOAA data from the years 1893–2024.

Also see:

Earliest 90 degree day in Vacaville?

The earliest in the year that Vacaville, California had a high temperature of at least 90 °F is March 26 which happened in 1988.

Latest 90 degree day in Vacaville?

The latest in the year that Vacaville, California had a high temperature of at least 90 °F is November 9 which happened in 1955.

Earliest Days ≥ 90 °F

Date	Year	Temperature
March 26	1988	90 °F
April 5	1924	90 °F
April 6	2022	90 °F
April 6	2016	90 °F
April 6	1989	91 °F
April 6	1934	91 °F
April 7	1989	92 °F
April 7	1934	90 °F
April 8	2022	92 °F
April 8	1989	93 °F
April 9	1989	94 °F
April 9	1951	90 °F
April 9	1908	91 °F
April 10	1951	93 °F
April 10	1908	93 °F
April 11	1908	91 °F
April 13	2008	90 °F
April 13	1962	91 °F
April 14	1964	91 °F
April 14	1947	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
November 9	1955	91 °F
October 29	1929	90 °F
October 28	2003	90 °F
October 28	1929	95 °F
October 27	2003	93 °F
October 27	1934	90 °F
October 27	1906	91 °F
October 26	2017	90 °F
October 26	2003	94 °F
October 26	1993	90 °F
October 26	1965	90 °F
October 26	1910	90 °F
October 25	2017	90 °F
October 25	2003	94 °F
October 25	1959	91 °F
October 25	1935	90 °F
October 25	1933	91 °F
October 25	1926	90 °F
October 24	2019	91 °F
October 24	2017	92 °F
October 24	2003	90 °F
October 24	1965	93 °F
October 24	1959	92 °F
October 24	1944	93 °F
October 24	1933	90 °F
October 24	1929	90 °F
October 24	1910	90 °F