December · Senegal
Best time to visit Saint-Louis in December Weather, crowds & prices
Weather in Saint-Louis in December
Average temperature 24°C, 3 mm of rain, about 19 days with 6+ hours of sunshine and 41% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
8.6/10
Ranked #3 of 12 months
- Avg temp
- 24°C
- Rainfall
- 3 mm
- Humidity
- 41%
- Days with 6h+ sun
- 19
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Saint-Louis scores 8.6/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 24°C, 3 mm of rain, and roughly 19 days with 6+ hours of sunshine this month.
Saint-Louis spreads across islands at the Senegal River mouth, with colonial houses, a steel bridge and fishing boats.
December is one of the strongest months in Saint-Louis (3rd)
December averages 24°C (75°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.
Rain is a non-issue at 3 mm for the month, with about 19 days with 6+ hours of sunshine and 11.1 hours of daylight to work with.
A 8.6/10 puts this among the year's best months in Saint-Louis (3rd of 12); only January scores higher, at 8.7/10.
Pack light clothing, a hat and real sun protection.
Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Saint-Louis in December?
- In December, Saint-Louis averages 24°C, 3 mm of rain, and about 19 days with 6+ hours of sunshine. Its climate-comfort score is 8.6/10.
- Is December a good time to visit Saint-Louis?
- December earns a 8.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Saint-Louis in December?
- Expect about 3 mm of rain in December. Average humidity is 41% and there are about 19 days with 6+ hours of sunshine.
Curated in Saint-Louis
Tickets & experiences
Things to do in Saint-Louis
Saint-Louis, Senegal. Live activities and tours from GetYourGuide, matched to this destination.