The best months to visit Lebanon are May and April. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Lebanon: January 16°C / 129mm; February 16°C / 128mm; March 19°C / 97mm; April 22°C / 46mm; May 26°C / 20mm; June 29°C / 4mm; July 31°C / 1mm; August 31°C / 1mm; September 30°C / 6mm; October 27°C / 28mm; November 22°C / 66mm; December 18°C / 107mm.