The best months to visit El Salvador are November and December. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in El Salvador: January 34°C / 2mm; February 34°C / 3mm; March 35°C / 10mm; April 34°C / 50mm; May 33°C / 221mm; June 28°C / 246mm; July 30°C / 187mm; August 30°C / 232mm; September 29°C / 299mm; October 29°C / 235mm; November 28°C / 48mm; December 31°C / 8mm.