St. Louis
January
Weather in St. Louis for January 2025
Your guide to St. Louis weather in January - trends and predictions
In general, the average temperature in St. Louis at the beginning of January is 8.4 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 5.6 °F by the end of January.
St. Louis sees moderate rainfall in January, averaging 7 rainy days.
With an average of 2 snowy days, St. Louis enjoys a light touch of snow in January.
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22
Dry days
7
Rainy days
2
Snow days
9°/-5°
Temperatures
20 km/h
Avg max wind
75 %
Avg humidity
St. Louis in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  11° | 2  11° | 3  13° | 4  8° | 5  4° | ||
| 6 6° | 7 6° | 8 5° | 9 8° | 10 8° | 11 10° | 12 10° |
| 13 -1° | 14 -3° | 15  -0° | 16  4° | 17 7° | 18 4° | 19 1° |
| 20 -1° | 21 2° | 22 2° | 23 4° | 24 8° | 25  5° | 26 5° |
| 27 7° | 28 8° | 29  8° | 30 2° | 31 4° |
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Temperatures trend during January in St. Louis
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 | Partly cloudy | 11° /2° | 0 mm | 0 cm | |
| Jan. 2 | Patchy rain possible | 11° /4° | 2.8 mm | 0 cm | |
| Jan. 3 | Moderate rain at times | 13° /5° | 7.6 mm | 0 cm | |
| Jan. 4 | Sunny | 8° /1° | 0 mm | 0 cm | |
| Jan. 5 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Jan. 6 | Partly cloudy | 6° /0° | 1.7 mm | 0 cm | |
| Jan. 7 | Moderate rain at times | 6° /1° | 1.3 mm | 0.1 cm | |
| Jan. 8 | Overcast | 5° /1° | 5.6 mm | 0 cm | |
| Jan. 9 | Overcast | 8° /-1° | 11.4 mm | 0.6 cm | |
| Jan. 10 | Partly cloudy | 8° /0° | 0 mm | 0 cm | |
| Jan. 11 | Overcast | 10° /3° | 0.7 mm | 0 cm | |
| Jan. 12 | Moderate or heavy rain shower | 10° /-3° | 20 mm | 0 cm | |
| Jan. 13 | Partly cloudy | -1° /-8° | 0 mm | 0 cm | |
| Jan. 14 | Overcast | -3° /-10° | 0.1 mm | 0 cm | |
| Jan. 15 | Cloudy | 0° /-8° | 0.1 mm | 0.1 cm | |
| Jan. 16 | Heavy rain at times | 4° /-4° | 1.6 mm | 0.1 cm | |
| Jan. 17 | Overcast | 7° /-2° | 0 mm | 0 cm | |
| Jan. 18 | Moderate or heavy rain shower | 4° /-2° | 11.9 mm | 0.3 cm | |
| Jan. 19 | Overcast | 1° /-6° | 0.2 mm | 0.1 cm | |
| Jan. 20 | Sunny | -1° /-7° | 0 mm | 0 cm | |
| Jan. 21 | Overcast | 2° /-6° | 0.6 mm | 0 cm | |
| Jan. 22 | Overcast | 2° /-2° | 5.9 mm | 0 cm | |
| Jan. 23 | Overcast | 4° /0° | 5.2 mm | 0 cm | |
| Jan. 24 | Patchy rain possible | 8° /1° | 9.6 mm | 0 cm | |
| Jan. 25 | Moderate snow | 5° /2° | 13.8 mm | 2.1 cm | |
| Jan. 26 | Overcast | 5° /1° | 0 mm | 0 cm | |
| Jan. 27 | Overcast | 7° /-1° | 0.2 mm | 0 cm | |
| Jan. 28 | Overcast | 8° /1° | 0.5 mm | 0 cm | |
| Jan. 29 | Light freezing rain | 8° /-2° | 0.7 mm | 0 cm | |
| Jan. 30 | Light freezing rain | 2° /-2° | 1.2 mm | 0 cm | |
| Jan. 31 | Partly cloudy | 4° /-5° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for St. Louis in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St. Louis forecast closer to your planned date for the most up-to-date weather information.
St. Louis in January - FAQ
What are the expected maximum and minimum temperatures in St. Louis during January?
During January, expect a variety of temperatures with highs around 9° and lows near -5°, suitable for diverse activities and preferences.
How much rainfall should be expected in St. Louis during January?
Significant rainfall exceeding 205.2 mm is expected in St. Louis during January, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in St. Louis during January?
St. Louis experiences an average snowfall of 6.7 cm during January, occurring over 2 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in St. Louis during January?
The average wind speed in St. Louis during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
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