Saint-Louis Weather in January
What's the weather like in Saint-Louis (Saint-Louis) in January 2026?
The climate in Saint-Louis during January can be summarized as warm and very dry.
January is in the winter in Saint-Louis and is typically the coldest month of the year. Daytime maximum temperatures average around a comfortable 30°C (87°F), whilst at night 15°C (60°F) is normal.
| Daytime temperature | 30.3°C 86.5°F |
|---|---|
| Nightly temperature | 15.3°C 59.5°F |
| Average temperature | 22.8°C 73°F |
| Daily sunshine | 8.3 hrs |
| Avg rainfall | 2 mm 0.1 ins |
| Rainy days | 1 days |
| Sea temperature | 20.5°C 68.8°F |
| Humidity | 41% |
| Windspeed | 11.2kph 7 mph |
On average January is the 6th wettest month of the year in Saint-Louis with around 2mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.3 hours of sunshine per day.
January temperatures in Saint-Louis
January rainfall
January hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint-Louis in January 2025.
Other monthly averages
Best places to visit in January
Saint-Louis weather stats
| Hottest month: | September | 32.4°C 90.3°F |
|---|---|---|
| Driest month: | April | 0mm 0ins |
| Sunniest month: | April | 10hrs |
| Coldest month: | January | 29.9°C 85.8°F |
| Wettest month: | September | 95mm 3.7ins |
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