Saint John NB - Recent March Temperatures, Rain & Snow

The numbers here describe what the March weather in Saint John, New Brunswick Canada was like for every year since 2010. A series of tables gives March 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 hot or cold days occurred each March. Then there's information on how much rain and snow actually landed this month 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

March temperature averages by year in Saint John
High °F Low °F Year High °C Low °C
38 20 2023 3 -7
40 22 2022 4 -6
38 19 2021 3 -8
40 23 2020 4 -5
36 15 2019 2 -9
37 23 2018 3 -5
33 15 2017 1 -10
37 19 2016 3 -7
32 7 2015 0 -14
31 9 2014 0 -13
2013
43 22 2012 6 -5
38 18 2011 3 -8
44 25 2010 7 -4
Number of days in March when the temperature in Saint John dropped to -18 or 0 or below, or rose to at least 21 degrees Celsius
-18 °C
0 °F
0 °C
32 °F
Year 21 °C
70 °F
1 27 2023 0
2 26 2022 0
0 24 2021 0
0 25 2020 0
6 26 2019 0
0 30 2018 0
2 28 2017 0
0 30 2016 0
10 29 2015 0
7 30 2014 0
2013
0 28 2012 2
3 28 2011 0
0 25 2010 0

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on Saint John during March in 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 for March in Saint John
Days Year Inches Milli­metres
12 2023 2.3 58
17 2022 3.8 96
9 2021 3.7 94
11 2020 1.8 46
10 2019 3.9 98
15 2018 3.4 86
12 2017 2.9 74
17 2016 5.1 131
15 2015 4.5 114
14 2014 6.0 153
2013
7 2012 2.9 72
6 2011 2.8 72
7 2010 3.5 88

Snowy Weather iconSnow

Amount of snowfall in Saint John for March and number of days when new snow totalled at least 2.5 centimetres (1 inch)
Days Year Inches Centi­metres
4 2023 14.3 36.3
3 2022 6.3 16.0
1 2021 2.0 5.1
2 2020 4.2 10.7
3 2019 17.7 45.0
8 2018 29.9 75.9
5 2017 22.9 58.2
4 2016 16.1 40.9
9 2015 42.0 106.7
5 2014 18.1 46.0
2013
4 2012 11.3 28.7
1 2011 1.9 4.8
3 2010 5.2 13.2
Reference

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

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

Saint John - Recent Years
Saint John - Extremes
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