St. Louis Weather in January
January in St. Louis brings low temperatures, with highs of 5°C (41°F) and nights dropping to -5°C (23°F). It's also the driest month of the year, ideal for those who want to avoid rain.
Rainfall in St. Louis in January
January is the month with the least rainfall. Whether you're keen on hiking, city exploring, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans, even if it's not the warmest time of year. On average, there are about 8 days with snow/rain during this month, averaging 50 mm (2 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in St. Louis in January
St. Louis in January gets highs of 5°C (41°F) during the day and drops to -5°C (23°F) at night. The month of January belongs to the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. At -5°C (23°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. Prepare for the coldest month of the year by packing warm and cozy winter cloths.
Sunshine in St. Louis in January
The area enjoys a balanced 163 hours of sunlight, ensuring it's neither too overcast nor too sunny.Our weather planner can help you find worldwide destinations with pleasant weather during this period. October typically offers the best weather for St. Louis.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our St. Louis's climate page.
St. Louis Temperature in January
Min Temperature
-5°C (23°F)
Max Temperature
5°C (41°F)
Chance of Rain
26%
Precipitation
50 mm (2 in)
Rainy days
8 days
Humidity
72%
Sunshine
163 hours
Percentage Sunshine
53%
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
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What to Wear in St. Louis in January
Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in St. Louis in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our St. Louis's climate page.
Temperature Rainfall Sunshine Humidity
See the full St. Louis climate overview or explore weather in the United States of America.
