Senegal - Climate
Temperatures are lowest along the coast and highest inland; rainfall is highest in the south and lowest in the north. The wet season, which lasts from June to October, is shorter in the north and longer in the south, especially near the southwest coast. The average annual rainfall ranges from 34 cm (13 in) at Podor in the extreme north to 155 cm (61 in) at Ziguinchor, in the southwest. At Dakar, the average is 57 cm (22 in); at Tambacounda, in the interior, it is 94 cm (37 in). Temperatures vary according to the season, with the highest temperatures registered in the northeast. At Dakar, during the cool season (December–April), the average daily maximum is 26° C (79° F ) and the average minimum 17° C (63° F ); during the hot season (May–November), the averages are 30° C (86° F ) and 20° C (68° F ).