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.