St. John's NL - Recent March Temperatures, Rain & Snow





The numbers here describe what the March weather in St. John's, Newfoundland 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 St. John's had wet or snowy weather.

The climate data come from weather measurements made at the St. John's Airport.

Temperature Weather iconTemperature

March temperature averages by year in St. John's
High °F Low °F Year High °C Low °C
37 23 2021 3 -5
33 20 2020 1 -7
35 21 2019 2 -6
36 27 2018 2 -3
33 21 2017 1 -6
34 19 2016 1 -7
31 16 2015 -1 -9
30 15 2014 -1 -10
36 27 2013 2 -3
2012
34 24 2011 1 -5
37 26 2010 3 -3
Number of days in March when the temperature in St. John's 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
0 28 2021 0
0 29 2020 0
0 28 2019 0
0 30 2018 0
0 28 2017 0
0 31 2016 0
0 30 2015 0
1 31 2014 0
0 21 2013 0
2012
0 29 2011 0
0 28 2010 0

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on St. John's 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 St. John's
Days Year Inches Milli­metres
13 2021 3.4 87
20 2020 5.5 139
10 2019 3.2 82
15 2018 3.7 94
18 2017 5.0 128
16 2016 3.6 92
15 2015 5.2 132
17 2014 4.6 116
16 2013 6.5 165
2012
7 2011 3.5 89
12 2010 9.9 252

Snowy Weather iconSnow

Amount of snowfall in St. John's for March and number of days when new snow totalled at least 2.5 centimetres (1 inch)
Days Year Inches Centi­metres
5 2021 24.3 61.7
5 2020 27.8 70.6
5 2019 12.4 31.5
4 2018 14.9 37.8
9 2017 30.6 77.7
6 2016 16.0 40.6
8 2015 36.0 91.4
9 2014 35.4 89.9
5 2013 14.6 37.1
2012
5 2011 34.7 88.1
3 2010 8.8 22.4
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. 

St. John's - Recent Years
St. John's - Extremes
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