St. Louis - Recent January Temperatures, Rain & Snow

The numbers here describe what the January weather in St. Louis, Missouri 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. Louis had wet or snowy weather.

The climate data come from weather measurements made at St. Louis Lambert International Airport.

Temperature Weather iconTemperature

January temperature averages by year in St. Louis
High °F Low °F Year High °C Low °C
48 32 2023 9 0
40 19 2022 4 -7
41 29 2021 5 -2
43 29 2020 6 -2
39 23 2019 4 -5
40 20 2018 4 -7
46 30 2017 8 -1
43 25 2016 6 -4
42 24 2015 6 -4
38 18 2014 3 -8
45 26 2013 7 -3
48 28 2012 9 -2
35 21 2011 2 -6
34 20 2010 1 -6
Number of days in January when the temperature in St. Louis dropped to 0 or 32 or below, or rose to at least 70 degrees Fahrenheit
0 °F
-18 °C
32 °F
0 °C
Year 70 °F
21 °C
0 18 2023 1
0 30 2022 0
0 21 2021 0
0 24 2020 0
1 25 2019 0
3 25 2018 0
0 18 2017 2
0 26 2016 0
0 27 2015 0
2 28 2014 0
0 25 2013 1
0 21 2012 1
1 31 2011 0
1 22 2010 0

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on St. Louis during January in each year from 2010. The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more.

Total precipitation for January in St. Louis
Days Year Inches Milli­metres
9 2023 2.2 56
7 2022 1.4 34
9 2021 3.8 97
11 2020 6.5 165
12 2019 2.9 74
6 2018 1.2 31
9 2017 1.8 46
7 2016 0.8 20
9 2015 1.2 31
10 2014 1.7 43
6 2013 3.1 79
7 2012 2.3 59
10 2011 1.3 34
9 2010 1.2 30

Snowy Weather iconSnow

Amount of snowfall in St. Louis for January and number of days when new snow totalled at least 1 inch (2.5 centimetres)
Days Year Inches Centi­metres
1 2023 2.5 6
1 2022 2.9 7
1 2021 3.0 8
2 2020 5.0 13
2 2019 12.5 32
0 2018 1.2 3
0 2017 1.0 3
1 2016 3.3 8
0 2015 0.3 1
2 2014 15.8 40
0 2013 0.9 2
1 2012 1.8 5
5 2011 14.7 37
2 2010 3.7 9
Reference

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

St. Louis - Recent Years
St. Louis - Extremes
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