August · Senegal
Best time to visit Saint-Louis in August Weather, crowds & prices
Weather in Saint-Louis in August
Average temperature 29°C, 160 mm of rain, about 27 days with 6+ hours of sunshine and 76% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
4.1/10
Ranked #12 of 12 months
- Avg temp
- 29°C
- Rainfall
- 160 mm
- Humidity
- 76%
- Days with 6h+ sun
- 27
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
August in Saint-Louis scores 4.1/10 for sightseeing and cultural travel - ranked #12 of 12. Expect around 29°C, 160 mm of rain, and roughly 27 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.
August in Saint-Louis — off-season conditions
August averages 29°C (84°F) and humidity near 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Monthly rainfall reaches 160 mm — wet for this destination — but about 27 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.
It scores 4.1/10 here, 12th of 12 months, against 8.7/10 in the destination's best month.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Plan for low-season pricing, with crowds are light for this destination.
Flexible dates? January scores 4.6 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Saint-Louis in August?
- In August, Saint-Louis averages 29°C, 160 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 4.1/10.
- Is August a good time to visit Saint-Louis?
- August earns a 4.1/10 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 August?
- Expect about 160 mm of rain in August. Average humidity is 76% and there are about 27 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.