Earliest and Latest Days of 30° C in Halifax

This is a list of the earliest and latest days in the year with a high temperature of at least 30 °C in Halifax, Nova Scotia history. It is based on NOAA data from the years 1953–2024.

Also see:

Earliest 30 degree day in Halifax?

The earliest in the year that Halifax, Nova Scotia had a high temperature of at least 30 °C is May 22 which has happened 3 times, most recently in 2009.

Latest 30 degree day in Halifax?

The latest in the year that Halifax, Nova Scotia had a high temperature of at least 30 °C is September 26 which happened in 2007.

Earliest Days ≥ 30 °C

Date	Year	Temperature
May 22	2009	30.4 °C
May 22	1992	32.6 °C
May 22	1977	32.0 °C
May 23	1992	31.3 °C
May 23	1977	32.8 °C
May 24	1977	31.7 °C
May 28	2023	31.4 °C
May 28	1978	30.2 °C
June 1	2023	33.1 °C
June 2	1995	30.7 °C
June 6	1967	30.6 °C
June 7	2021	31.1 °C
June 8	2021	32.5 °C
June 9	2004	32.4 °C
June 9	1984	31.6 °C
June 11	1976	30.6 °C
June 13	2017	30.2 °C
June 13	1961	30.0 °C
June 15	2001	31.2 °C
June 16	1988	32.3 °C
June 16	1979	31.6 °C
June 16	1962	30.0 °C

Latest Days ≥ 30 °C

Date	Year	Temperature
September 26	2007	30.5 °C
September 22	1965	30.0 °C
September 11	1961	31.7 °C
September 10	2002	32.8 °C
September 9	2001	32.0 °C
September 8	1960	30.6 °C
September 3	2010	32.4 °C
September 3	1999	31.6 °C
September 2	2010	33.4 °C
September 2	1953	30.0 °C
September 1	2010	34.2 °C
September 1	2000	30.7 °C
September 1	1969	32.2 °C
August 31	2010	31.8 °C
August 31	1973	30.0 °C
August 29	1977	31.3 °C
August 26	1993	30.6 °C
August 26	1990	31.2 °C
August 25	2021	30.9 °C
August 24	1980	30.1 °C