The best months to visit South Sudan are August and July. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in South Sudan: January 37°C / 3mm; February 39°C / 6mm; March 41°C / 29mm; April 39°C / 95mm; May 38°C / 116mm; June 35°C / 106mm; July 31°C / 124mm; August 30°C / 137mm; September 33°C / 107mm; October 33°C / 169mm; November 35°C / 71mm; December 38°C / 9mm.