The best months to visit Benin are August and January. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Benin: January 30°C / 30mm; February 30°C / 40mm; March 30°C / 71mm; April 30°C / 97mm; May 29°C / 172mm; June 28°C / 228mm; July 26°C / 136mm; August 26°C / 92mm; September 27°C / 137mm; October 28°C / 150mm; November 29°C / 74mm; December 29°C / 35mm.