Saint John NB - Recent Annual Temperatures, Rain & Snow

The numbers here describe what the weather in Saint John, New Brunswick Canada was like for the years since 2010 with complete data. A series of tables gives data by year for temperature, precipitation and snowfall.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many really hot and cold days occurred each year. Then there's information on how much rain and snow actually landed during recent years, as well as how often Saint John had wet or snowy weather.

The climate data come from weather measurements made at the Saint John Airport.

Temperature Weather iconTemperature

Saint John temperature averages by year
High °F Low °F Year High °C Low °C
53 34 2023 12 1
54 34 2022 12 1
54 35 2021 12 2
53 34 2020 12 1
51 30 2019 11 -1
52 31 2018 11 0
53 32 2017 11 0
53 33 2016 12 0
51 30 2015 10 -1
51 31 2014 11 0
2013
2012
52 33 2011 11 0
53 35 2010 12 2
Number of days each year when the temperature in Saint John dropped to -18 or 0 or below, or rose to at least 21 or 32 degrees Celsius
-18 °C
0 °F
0 °C
32 °F
Year 21 °C
70 °F
32 °C
90 °F
8 167 2023 83 0
20 152 2022 83 0
4 2021 77 0
10 174 2020 71 0
18 175 2019 73 1
11 186 2018 82 0
17 164 2017 83 0
12 170 2016 80 0
41 174 2015 75 0
33 176 2014 71 0
2013
2012
22 163 2011 70 0
6 140 2010 72 2

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on Saint John during each year from 2010. The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.254 millimeters (0.01 inches) or more.

Total precipitation in Saint John
Days Year Inches Milli­metres
148 2023 67.0 1702
168 2022 60.5 1537
2021
2020
167 2019 68.3 1734
170 2018 66.4 1686
147 2017 52.2 1325
155 2016 44.2 1123
2015
152 2014 71.4 1814
2013
2012
103 2011 55.9 1420
91 2010 48.8 1239

Snowy Weather iconSnow

Amount of snowfall in Saint John and number of days when new snow totalled at least 2.5 centimetres (1 inch)
Days Year Inches Centi­metres
15 2023 47.9 121.7
20 2022 64.2 163.1
11 2021 44.2 112.4
2020
2019
27 2018 101.7 258.3
27 2017 108.0 274.3
2016
34 2015 194.3 493.5
25 2014 93.0 236.2
2013
2012
25 2011 93.6 237.7
22 2010 64.3 163.3
Reference

Environment and Climate Change Canada. Historical Climate Data. Historical Data

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Saint John - Extremes
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