Climate in Saint-Louis

Average daytime and nighttime temperatures

All climate diagrams on this site result from the collected data from six measuring weather stations in Saint-Louis.
All data correspond to the average monthly values of the last 20 years.

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Daylengths and sun positions in Senegal
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Sunshine hours per day
The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 10 hours per day, April is the sunniest month in the region of Saint-Louis. In September, the sun shines the least.
Rain days per month
A rain day is a day on which at least 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 10 rain days, August offers the most rain days, while April has the fewest.
Precipitation amount in mm/day
The amount of precipitation is measured in millimeters per square meter. Thus, at two mm/day, two liters of water fall on one square meter within 24 hours. With only 0.0 mm, the least amount of rain falls in January. August, on the other hand, has the most rain.
Map of Saint-Louis

Most important cities in the region »Saint-Louis«

The region has a west-east extension of about 370 km and over 140 km from north to south.

CityPopulationGeo position
Saint-Louis277,24516° 1' 5"N16° 29' 23"W
Richard-Toll44,75216° 27' 45"N15° 42' 3"W
Ndioum13,19816° 30' 47"N14° 38' 49"W
Rosso9,92316° 25' 13"N15° 47' 54"W
Goléré5,46116° 15' 21"N14° 6' 6"W
Polel Diaoubé3,00015° 16' 0"N13° 0' 0"W

Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants:, United Nations Statistics Division and own research.
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