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





The numbers here describe what the January weather in St. John's, Newfoundland Canada was like for every year since 2010. A series of tables gives January 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 January. 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

January temperature averages by year in St. John's
High °F Low °F Year High °C Low °C
33 26 2021 0 -3
30 18 2020 -1 -8
33 20 2019 0 -7
35 21 2018 2 -6
31 20 2017 0 -7
31 20 2016 -1 -7
33 17 2015 0 -8
34 19 2014 1 -7
2013
35 22 2012 2 -6
36 25 2011 2 -4
31 22 2010 0 -5
Number of days in January 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 27 2021 0
0 28 2020 0
0 30 2019 0
0 29 2018 0
0 31 2017 0
0 31 2016 0
0 29 2015 0
2 29 2014 0
2013
0 29 2012 0
0 28 2011 0
0 26 2010 0

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on St. John's during January 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 January in St. John's
Days Year Inches Milli­metres
21 2021 4.8 121
15 2020 3.3 83
16 2019 7.1 180
18 2018 5.0 126
21 2017 6.2 158
17 2016 5.0 127
24 2015 7.0 177
23 2014 7.3 185
2013
14 2012 7.4 187
14 2011 8.0 203
10 2010 4.8 122

Snowy Weather iconSnow

Amount of snowfall in St. John's for January and number of days when new snow totalled at least 2.5 centimetres (1 inch)
Days Year Inches Centi­metres
6 2021 31.3 79.4
7 2020 33.3 84.6
6 2019 30.6 77.7
7 2018 25.1 63.8
11 2017 42.5 108.0
7 2016 32.0 81.3
13 2015 41.1 104.4
4 2014 29.4 74.7
2013
10 2012 46.3 117.6
8 2011 38.6 98.0
6 2010 19.9 50.5
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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