City of Saint Louis (St. Louis)
January
Weather in City of Saint Louis for January 2026
Your guide to City of Saint Louis weather in January - trends and predictions
City of Saint Louis typically experiences moderate snowfall in January, with an average of 6 snowy days.
In general, the average temperature in City of Saint Louis at the beginning of January is 5.1 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 4.7 °F by the end of January.
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Snow Forecast ❄️
Temperatures
More
15
Dry days
10
Rainy days
6
Snow days
4°/-2°
Temperatures
20 km/h
Avg max wind
72 %
Avg humidity
City of Saint Louis Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  8° | 2  6° | 3  7° | ||||
| 4 6° | 5  4° | 6 3° | 7 2° | 8 2° | 9 6° | 10  4° |
| 11 6° | 12 8° | 13 3° | 14 1° | 15  0° | 16 2° | 17 4° |
| 18  5° | 19 1° | 20 -1° | 21 1° | 22 3° | 23 2° | 24 6° |
| 25 4° | 26 3° | 27 5° | 28 5° | 29 6° | 30 4° | 31 6° |
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Temperatures trend during January in City of Saint 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 | Moderate or heavy rain shower | 8° /0° | 7.2 mm | 0.8 cm | |
| Jan. 2 | Overcast | 6° /0° | 1.5 mm | 0 cm | |
| Jan. 3 | Cloudy | 7° /-1° | 3 mm | 0 cm | |
| Jan. 4 | Overcast | 6° /-1° | 0 mm | 0 cm | |
| Jan. 5 | Sunny | 4° /-2° | 13 mm | 9.3 cm | |
| Jan. 6 | Cloudy | 3° /-4° | 4 mm | 1.3 cm | |
| Jan. 7 | Overcast | 2° /-5° | 0.5 mm | 0 cm | |
| Jan. 8 | Overcast | 2° /-5° | 6.1 mm | 0 cm | |
| Jan. 9 | Overcast | 6° /-4° | 5.4 mm | 0.2 cm | |
| Jan. 10 | Partly cloudy | 4° /-2° | 1.6 mm | 0.9 cm | |
| Jan. 11 | Overcast | 6° /-1° | 0.3 mm | 0 cm | |
| Jan. 12 | Sunny | 8° /-2° | 8 mm | 0 cm | |
| Jan. 13 | Overcast | 3° /-5° | 0.2 mm | 0 cm | |
| Jan. 14 | Overcast | 1° /-5° | 1.6 mm | 0 cm | |
| Jan. 15 | Moderate snow | 0° /-7° | 2.7 mm | 0.7 cm | |
| Jan. 16 | Overcast | 2° /-4° | 0.7 mm | 0 cm | |
| Jan. 17 | Overcast | 4° /-2° | 4.7 mm | 0 cm | |
| Jan. 18 | Patchy rain possible | 5° /-3° | 7.6 mm | 0.1 cm | |
| Jan. 19 | Overcast | 1° /-7° | 0.1 mm | 0 cm | |
| Jan. 20 | Sunny | -1° /-8° | 0 mm | 0 cm | |
| Jan. 21 | Sunny | 1° /-7° | 0.3 mm | 0 cm | |
| Jan. 22 | Overcast | 3° /-5° | 2.4 mm | 0 cm | |
| Jan. 23 | Partly cloudy | 2° /-3° | 2.1 mm | 0 cm | |
| Jan. 24 | Patchy rain possible | 6° /-3° | 4.2 mm | 0 cm | |
| Jan. 25 | Partly cloudy | 4° /-2° | 11.6 mm | 0.8 cm | |
| Jan. 26 | Overcast | 3° /-3° | 0 mm | 0 cm | |
| Jan. 27 | Moderate snow | 5° /-4° | 1.3 mm | 0.6 cm | |
| Jan. 28 | Sunny | 5° /-3° | 0.3 mm | 0 cm | |
| Jan. 29 | Partly cloudy | 6° /-3° | 0.3 mm | 0 cm | |
| Jan. 30 | Moderate or heavy rain shower | 4° /-1° | 10.6 mm | 0 cm | |
| Jan. 31 | Patchy rain possible | 6° /-2° | 0.3 mm | 0 cm | |
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Important Notice
Our weather forecast for City of Saint 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 City of Saint Louis forecast closer to your planned date for the most up-to-date weather information.
City of Saint Louis in January - FAQ
What are the expected maximum and minimum temperatures in City of Saint Louis during January?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in City of Saint Louis during January?
Moderate rainfall is anticipated in City of Saint Louis during January, with a total of 91.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
Will it snow in City of Saint Louis in January 2026?
City of Saint Louis experiences an average snowfall of 4.345 cm during January, occurring over 6 days.
What are the typical wind conditions in City of Saint Louis during January?
The average wind speed in City of Saint Louis during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
City of Saint Louis snow forecast January 2026
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January rainfall patterns in City of Saint Louis
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