The best months to visit French Southern and Antarctic Lands are February and January. See monthly temperatures, rainfall and rain days (1991–2020 averages) to plan your trip.
Average daytime high and monthly rainfall in French Southern and Antarctic Lands: January 6°C / 70mm; February 8°C / 60mm; March 6°C / 73mm; April 5°C / 80mm; May 2°C / 83mm; June 2°C / 80mm; July 1°C / 94mm; August 2°C / 84mm; September 2°C / 82mm; October 0°C / 73mm; November 4°C / 76mm; December 4°C / 80mm.