Overview: SenegalSenegal is a region with a tropical climate. The day temperatures range from 28 °C (83 °F) in January to 32 °C (90 °F) in October. The least rainy month in Senegal is April with its 0 days of rain, the rainiest month is August, when it rains 13 days. Temperatures during the night go from 17 °C (62 °F) in January to 24 °C (76 °F) in August. The highest sea temperatures in Senegal are in September with 28 °C (83 °F) and the lowest in February with 19 °C (67 °F).