Earliest and Latest Days of 90° F in St. Johnsbury

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in St. Johnsbury, Vermont history. It is based on NOAA data from the years 1894–2024.

Also see:

Earliest 90 degree day in St. Johnsbury?

The earliest in the year that St. Johnsbury, Vermont had a high temperature of at least 90 °F is April 19 which happened in 1976.

Latest 90 degree day in St. Johnsbury?

The latest in the year that St. Johnsbury, Vermont had a high temperature of at least 90 °F is October 10 which happened in 1909.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 19	1976	90 °F
April 28	1990	92 °F
April 29	1990	90 °F
May 4	1944	91 °F
May 5	1944	91 °F
May 8	1936	90 °F
May 9	1979	92 °F
May 10	1979	91 °F
May 11	1953	90 °F
May 14	2022	91 °F
May 15	2022	90 °F
May 15	1974	90 °F
May 15	1961	90 °F
May 16	1961	90 °F
May 16	1932	91 °F
May 18	2017	91 °F
May 18	1962	91 °F
May 18	1906	92 °F
May 19	2017	91 °F
May 19	1989	90 °F
May 19	1971	90 °F
May 19	1962	91 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
October 10	1909	92 °F
September 27	2017	90 °F
September 26	2017	91 °F
September 25	2017	91 °F
September 23	1914	90 °F
September 22	1957	90 °F
September 22	1914	90 °F
September 16	1939	95 °F
September 15	1939	92 °F
September 15	1915	94 °F
September 15	1903	91 °F
September 13	1948	92 °F
September 11	2013	90 °F
September 11	1961	90 °F
September 11	1931	93 °F
September 10	2002	92 °F
September 10	1989	90 °F
September 10	1959	91 °F
September 9	2002	92 °F
September 9	1959	91 °F