Highest September Temperatures in Yarmouth

A list of the highest temperatures ever recorded in the month of September in Yarmouth, Nova Scotia from 1870–2024.
What's the hottest it has ever gotten in Yarmouth in September?
The hottest September temperature in Yarmouth, Nova Scotia history was 29.4 °C which occurred on September 2, 1969.
Rank Temperature Date
1 29.4 °C September 2, 1969
2 28.3 °C September 13, 1937
2 28.3 °C September 3, 1932
4 28.0 °C September 10, 1989
5 27.8 °C September 5, 2023
6 27.3 °C September 7, 2016
6 27.3 °C September 6, 2016
8 27.2 °C September 19, 1968
8 27.2 °C September 24, 1961
8 27.2 °C September 8, 1943
8 27.2 °C September 21, 1938
12 27.0 °C September 10, 2016
13 26.7 °C September 11, 1989
13 26.7 °C September 25, 1961
13 26.7 °C September 7, 1943
16 26.5 °C September 1, 2010
17 26.4 °C September 4, 2018
18 26.1 °C September 18, 2021
18 26.1 °C September 9, 2020
18 26.1 °C September 1, 1973
18 26.1 °C September 7, 1965
18 26.1 °C September 9, 1959
18 26.1 °C September 26, 1934
18 26.1 °C September 3, 1919
18 26.1 °C September 6, 1918
18 26.1 °C September 19, 1881