Saint-Louis Weather in December
During December, Saint-Louis experiences high daytime temperatures of 29°C (84°F) and cooler nights around 21°C (70°F). Rainfall is low, averaging just 2 mm (0.1 in) for the month.
Rainfall in Saint-Louis in December
Rain is expected on roughly a single day, totalling around 2 mm (0.1 in) for the month. On the rare occasion it rains this month, it usually amounts to very little.
Temperature in Saint-Louis in December
December in Saint-Louis is generally perfect, with days reaching 29°C (84°F) and nights settling around 21°C (70°F). Overall, the month follows a fairly predictable daily temperature pattern. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Saint-Louis in December
There are approximately 233 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Saint-Louis in December
Average wind conditions reach 5 m/s (10 knots) in December. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June and December typically offer the best circumstances for Saint-Louis.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Senegal, check out our Saint-Louis's climate page.
Saint-Louis Temperature in December
Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
2%
Precipitation
2 mm (0.1 in)
Rainy days
a single day
Humidity
46%
Windspeed
5 m/s (10 knots)
Sunshine
233 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Saint-Louis typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 20°C (68°F).
Average temperatures in December
Historical weather for Saint-Louis in December
Browse day-by-day weather records for Saint-Louis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Saint-Louis historical weather extremes in December
The extremes listed below come from historical weather data collected in Saint-Louis from 2003 through 2025.
- The hottest December day on record in Saint-Louis reached 41°C (106°F) (December 2, 2016).
- The coldest December day was on December 18, 2003, with a maximum of 21°C (70°F).
- Saint-Louis registered its coldest December night on December 27, 2013, with temperatures dropping to 10°C (50°F).
Best Places in Senegal in December
Find out more about the weather in Senegal and which places have the best travel conditions in this month. See all of Senegal in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Saint-Louis in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Saint-Louis in December
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 Senegal, check out our Saint-Louis's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Saint-Louis climate overview or explore weather in Senegal.
