Earliest and Latest Days of 20° C in De Bilt

This is a list of the earliest and latest days in the year with a high temperature of at least 20 °C in De Bilt, Netherlands history. It is based on NOAA data from the years 1901–2024.

Also see:

Earliest 20 degree day in De Bilt?

The earliest in the year that De Bilt, Netherlands had a high temperature of at least 20 °C is March 17 which has happened twice, most recently in 1990.

Latest 20 degree day in De Bilt?

The latest in the year that De Bilt, Netherlands had a high temperature of at least 20 °C is October 30 which has happened twice, most recently in 2022.

Earliest Days ≥ 20 °C

Date	Year	Temperature
March 17	1990	20.6 °C
March 17	1961	20.0 °C
March 18	1990	21.4 °C
March 20	2014	21.2 °C
March 21	1938	20.3 °C
March 23	1945	20.0 °C
March 23	1903	20.0 °C
March 24	2003	20.3 °C
March 24	1968	20.3 °C
March 24	1945	21.0 °C
March 25	1953	20.2 °C
March 25	1903	21.0 °C
March 26	1923	20.1 °C
March 27	1989	20.3 °C
March 27	1923	20.9 °C
March 28	1989	21.8 °C
March 29	1968	23.9 °C
March 29	1965	21.2 °C
March 29	1949	20.6 °C
March 29	1920	20.8 °C

Latest Days ≥ 20 °C

Date	Year	Temperature
October 30	2022	20.2 °C
October 30	2005	21.1 °C
October 29	2022	21.1 °C
October 28	2022	20.5 °C
October 27	2005	20.8 °C
October 27	1937	20.7 °C
October 26	2006	22.1 °C
October 22	2013	21.8 °C
October 22	2012	22.0 °C
October 22	1989	21.4 °C
October 21	2020	20.3 °C
October 21	1989	20.0 °C
October 21	1977	20.1 °C
October 20	2001	21.1 °C
October 20	1969	20.3 °C
October 19	2017	20.4 °C
October 19	2014	21.5 °C
October 19	2012	21.2 °C
October 19	1969	20.0 °C
October 19	1921	22.7 °C