Saint John January Weather

Averages and records for weather in Saint John, New Brunswick in the month of January.
Typical Saint John January Weather
1991–2020
Average daily high -2.4 °C
Average daily low -13.1 °C
Average monthly precipitation 12.1 cm
Average monthly snow 61.7 cm
Daily chance of precipitation 52.7%
Daily chance of snow 40.9%
Saint John January Weather Records
1871–2024
Highest temperature 14.8 °C January 13, 2018
Lowest temperature -33.2 °C January 16, 2009
Highest daily low 7.8 °C January 4, 1950
Lowest daily high -23.3 °C January 28, 1885
Hottest average high temperature 2.9 °C 1913
Coldest average high temperature -7.7 °C 2004
Most daily precipitation 8.5 cm January 6, 1909
Most monthly precipitation 30.0 cm 1952
Most daily snow 50.0 cm January 27, 2015
Most monthly snow 154.6 cm 1955
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
January 1 -0.9 -11.0 11.1 -27.1
January 2 -1.0 -11.2 13.0 -26.3
January 3 -1.1 -11.4 14.0 -27.7
January 4 -1.2 -11.5 11.6 -30.2
January 5 -1.3 -11.6 11.7 -29.9
January 6 -1.4 -11.8 11.7 -25.6
January 7 -1.7 -12.0 12.2 -23.9
January 8 -2.0 -12.4 11.7 -27.8
January 9 -2.1 -12.6 10.5 -26.7
January 10 -2.1 -12.6 8.9 -29.4
January 11 -2.1 -12.7 13.0 -29.4
January 12 -2.3 -12.9 12.3 -28.9
January 13 -2.4 -13.1 14.8 -28.3
January 14 -2.4 -13.1 14.5 -30.0
January 15 -2.3 -13.1 13.8 -31.1
January 16 -2.4 -13.1 11.1 -33.2
January 17 -2.4 -13.1 8.4 -29.4
January 18 -2.4 -13.2 10.4 -31.7
January 19 -2.5 -13.3 11.7 -30.0
January 20 -2.5 -13.3 12.2 -29.1
January 21 -2.5 -13.4 8.3 -27.8
January 22 -2.5 -13.5 11.7 -28.9
January 23 -2.6 -13.6 10.4 -27.2
January 24 -2.5 -13.7 11.1 -31.1
January 25 -2.6 -13.7 10.9 -25.6
January 26 -2.7 -13.8 12.3 -29.4
January 27 -2.7 -13.9 13.1 -29.8
January 28 -2.8 -14.0 10.3 -27.8
January 29 -2.8 -14.1 11.1 -27.8
January 30 -2.8 -14.1 10.1 -27.2
January 31 -2.8 -14.2 12.1 -28.9
Weather Station Details
Years Station Coordinates
2012–2024 Saint John location
1947–2012 Saint John A location
1871–1946 Saint John location