The 1963âÂÂ64 South-West Indian Ocean cyclone season was an average cyclone season.
Amanda existed from December 1 to December 14.
Betty existed from December 23 to December 28.
Christine existed from January 9 to January 16.
Danielle existed from January 15 to January 23. On January 20, Danielle crossed between Réunion and Mauritius, producing wind gusts of in the latter island. Over three days, the storm dropped heavy rainfall, reaching .
Eileen existed from January 29 to February 10.
Frances existed from February 19 to February 23.
Giselle existed from February 22 to March 4.
On February 28, Giselle passed just northwest of Réunion, producing wind gusts of . Four days' of rainfall, reaching at Belouve, caused heavy flooding damage.
Harriet existed from March 4 to March 17.
Ingrid existed from March 29 to April 3. It was monitored as Cyclone 30S by the Joint Typhoon Warning Center.
Jose existed from April 29 to May 2.
Karen existed from May 4 to May 10.