The best months to visit Niue are August and June. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in Niue: January 27°C / 257mm; February 28°C / 218mm; March 28°C / 222mm; April 28°C / 175mm; May 27°C / 130mm; June 25°C / 77mm; July 24°C / 85mm; August 24°C / 74mm; September 24°C / 94mm; October 25°C / 117mm; November 25°C / 129mm; December 27°C / 184mm.