Saint-Louis in September
The weather in September
In September, Saint-Louis averages daytime highs of 30° and night-time lows of 26° — hot weather by day. Expect around 94 mm of precipitation spread over about 18 wet days, with average cloud cover near 34%.
Temperatures are much the same as in August, and October brings little change. The sea averages 28°, comfortably warm for swimming.
September scores 46/100 — mixed conditions for sightseeing — and ranks 12th of the twelve months for Saint-Louis. For the most comfortable weather, consider January, February and April instead.
Around the middle of the month the sun rises at 06:55 and sets at 19:09 local time, giving 12 h 14 min of daylight. Days shorten by 25 minutes over the month.
Why 46/100?
How the score for September is builtBeach score this month: 72/100 (adds sea temperature and heat).
Comfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Saint-Louis this month
Senegal's best in September
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Saint-Louis in September: quick answers
Is September a good time to visit Saint-Louis?
September scores 46/100 for Saint-Louis, which we rate as mixed. Average highs are 30°C with 18 wet days.
How warm is Saint-Louis in September?
Daytime highs average 30°C and night-time lows 26°C in September.
Does it rain a lot in Saint-Louis in September?
Saint-Louis receives about 94 mm of precipitation in September, falling on around 18 days.
Can you swim in Saint-Louis in September?
The sea averages 28°C in September, warm enough for most swimmers.