Saint John October Weather

Averages and records for weather in Saint John, New Brunswick in the month of October.
Typical Saint John October Weather
1991–2020
Average daily high 12.9 °C
Average daily low 2.7 °C
Average monthly precipitation 13.1 cm
Average monthly snow 0.7 cm
Daily chance of precipitation 40.0%
Daily chance of snow 1.0%
Saint John October Weather Records
1871–2024
Highest temperature 28.9 °C October 13, 1930
Lowest temperature -10.6 °C October 22, 1974
Highest daily low 16.5 °C October 1, 2010
Lowest daily high -0.6 °C October 27, 1936
Hottest average high temperature 16.6 °C 2017
Coldest average high temperature 9.0 °C 1925
Most daily precipitation 10.5 cm October 25, 1926
Most monthly precipitation 25.9 cm 1900
Most daily snow 19.8 cm October 20, 1974
Most monthly snow 19.8 cm 1974
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
October 1 16.1 4.9 22.2 -3.5
October 2 15.9 4.8 25.0 -2.2
October 3 15.7 4.7 24.9 -6.7
October 4 15.5 4.5 23.9 -4.4
October 5 15.3 4.4 22.2 -5.0
October 6 15.1 4.2 26.7 -4.3
October 7 14.9 4.1 24.2 -5.0
October 8 14.7 3.9 24.2 -3.9
October 9 14.4 3.8 28.3 -4.1
October 10 14.3 3.7 22.3 -4.4
October 11 14.0 3.5 23.5 -3.8
October 12 13.8 3.3 23.9 -4.6
October 13 13.5 3.1 28.9 -3.4
October 14 13.3 2.9 22.8 -3.9
October 15 13.1 2.8 20.0 -3.6
October 16 12.9 2.6 23.9 -4.4
October 17 12.7 2.5 24.4 -8.3
October 18 12.5 2.4 25.6 -5.1
October 19 12.3 2.2 23.3 -5.0
October 20 12.1 2.1 21.7 -5.0
October 21 11.9 2.0 19.1 -9.4
October 22 11.7 1.8 23.0 -10.6
October 23 11.5 1.7 20.8 -9.4
October 24 11.3 1.6 22.2 -5.0
October 25 11.1 1.4 21.7 -7.9
October 26 10.9 1.3 21.1 -8.3
October 27 10.7 1.2 19.7 -8.4
October 28 10.5 1.1 22.2 -6.1
October 29 10.3 0.9 19.6 -7.0
October 30 10.1 0.7 17.8 -7.8
October 31 9.8 0.5 18.9 -8.0
Weather Station Details
Years Station Coordinates
2012–2024 Saint John location
1947–2012 Saint John A location
1871–1946 Saint John location