Earliest and Latest Days of 30° C in San Sebastián

This is a list of the earliest and latest days in the year with a high temperature of at least 30 °C in San Sebastián, Spain history. It is based on NOAA data from the years 1916–2024.

Also see:

Earliest 30 degree day in San Sebastián?

The earliest in the year that San Sebastián, Spain had a high temperature of at least 30 °C is April 6 which happened in 2011.

Latest 30 degree day in San Sebastián?

The latest in the year that San Sebastián, Spain had a high temperature of at least 30 °C is October 3 which happened in 1985.

Earliest Days ≥ 30 °C

Date	Year	Temperature
April 6	2011	30.0 °C
April 19	1945	30.0 °C
April 25	1947	30.5 °C
April 28	2010	30.1 °C
May 3	2023	30.2 °C
May 4	2020	30.3 °C
May 7	1958	30.3 °C
May 8	2021	30.4 °C
May 9	1958	31.2 °C
May 10	2015	31.0 °C
May 10	2012	32.2 °C
May 10	1945	31.0 °C
May 13	1992	30.0 °C
May 13	1943	30.5 °C
May 16	2002	31.2 °C
May 17	2006	32.5 °C
May 17	1964	31.0 °C
May 18	2022	32.0 °C
May 24	1970	30.6 °C
May 25	2017	30.9 °C
May 25	2012	31.2 °C
May 25	2005	31.8 °C
May 25	1982	30.0 °C
May 25	1973	31.1 °C

Latest Days ≥ 30 °C

Date	Year	Temperature
October 3	1985	30.0 °C
October 2	2023	31.7 °C
October 2	1985	30.0 °C
September 30	1985	31.0 °C
September 25	1983	30.4 °C
September 24	1983	31.0 °C
September 24	1967	30.2 °C
September 23	2012	31.4 °C
September 23	1983	31.2 °C
September 23	1964	30.4 °C
September 21	2012	31.0 °C
September 21	1966	30.6 °C
September 21	1935	32.2 °C
September 20	1981	30.4 °C
September 19	1987	33.2 °C
September 19	1985	30.6 °C
September 18	2003	30.8 °C
September 18	1987	31.4 °C
September 18	1980	30.4 °C
September 17	2018	31.6 °C
September 17	1987	33.0 °C
September 17	1961	31.0 °C
September 17	1945	32.0 °C