Saint-Louis Weather in August
Saint-Louis in August sees very high daytime temperatures of 31°C (88°F) and nighttime lows of 26°C (79°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Saint-Louis in August
During the wettest month of the year, an umbrella can be your best friend to stay dry. Typically around 6 days of rainfall are expected, averaging 62 mm (2.4 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.
Temperature in Saint-Louis in August
August in Saint-Louis brings typical temperatures with highs around 31°C (88°F) and lows of 26°C (79°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Saint-Louis in August
Expect sunny days throughout the month, with an estimated 248 hours of sunshine. This makes it a pleasant time to visit Saint-Louis.
Wind Speed in Saint-Louis in August
Average wind speeds reach 3 m/s (6 knots) in August, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.If you prefer dry days with pleasant temperatures, August may not be the ideal month to visit Saint-Louis. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 August
Min Temperature
26°C (79°F)
Max Temperature
31°C (88°F)
Chance of Rain
21%
Precipitation
62 mm (2.4 in)
Rainy days
6 days
Humidity
81%
Windspeed
3 m/s (6 knots)
Sunshine
248 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Saint-Louis typically stay consistent throughout August, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in August
Historical weather for Saint-Louis in August
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 August
Based on 12 years of weather observations in Saint-Louis between 2013 and 2025, these are the recorded extremes.
- The warmest day in August was on August 1, 2023, with a maximum of 39°C (102°F).
- The coldest August day was on August 20, 2013, with a maximum of 27°C (81°F).
- The coldest night in August in Saint-Louis was on August 30, 2021, with a minimum of 23°C (73°F).
Best Places in Senegal in August
Find out more about the weather in Senegal and which places have the best travel conditions in this month. See all of Senegal in August →
perfect weather
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What to Wear in Saint-Louis in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Saint-Louis in August
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.
