Highest September Temperatures in Halifax

A list of the highest temperatures ever recorded in the month of September in Halifax, Nova Scotia from 1953–2024.
What's the hottest it has ever gotten in Halifax in September?
The hottest September temperature in Halifax, Nova Scotia history was 34.2 °C which occurred on September 1, 2010.
Rank Temperature Date
1 34.2 °C September 1, 2010
2 33.4 °C September 2, 2010
3 32.8 °C September 10, 2002
4 32.4 °C September 3, 2010
5 32.2 °C September 1, 1969
6 32.0 °C September 9, 2001
7 31.7 °C September 11, 1961
8 31.6 °C September 3, 1999
9 30.7 °C September 1, 2000
10 30.6 °C September 8, 1960
11 30.5 °C September 26, 2007
12 30.0 °C September 22, 1965
12 30.0 °C September 2, 1953
14 29.9 °C September 2, 1999
15 29.5 °C September 8, 2001
16 29.4 °C September 6, 1953
17 29.2 °C September 6, 2015
18 29.0 °C September 6, 2018
18 29.0 °C September 5, 1983
20 28.9 °C September 26, 2017