The best months to visit Solomon Islands are June and August. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Solomon Islands: January 30°C / 353mm; February 30°C / 345mm; March 30°C / 355mm; April 30°C / 293mm; May 29°C / 211mm; June 29°C / 158mm; July 29°C / 180mm; August 29°C / 171mm; September 29°C / 186mm; October 30°C / 243mm; November 30°C / 269mm; December 31°C / 327mm.