The best months to visit Montserrat are March and February. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Montserrat: January 25°C / 37mm; February 24°C / 24mm; March 25°C / 24mm; April 25°C / 33mm; May 27°C / 58mm; June 27°C / 46mm; July 27°C / 72mm; August 27°C / 89mm; September 27°C / 112mm; October 27°C / 119mm; November 27°C / 100mm; December 26°C / 62mm.