The 1965âÂÂ66 South-West Indian Ocean cyclone season was a near average season, despite beginning unusually early on August 9 with the formation of an early-season tropical depression, Anne and ended on May 1.
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Anne existed on August 15 and didnâÂÂt last a day. Anne also had a peak at a small 25 miles per hour (35 kilometers per hour.)
Brenda existed from August 16 to August 18. The peak was 30 miles per hour or 45 KM/H.
Claude existed from December 24 to January 10.
On January 7, Cyclone Denise passed north of Mauritius, producing wind gusts of . Later, the storm crossed over Réunion, dropping record rainfall. Over a 24-hour period, Denise dropped of rainfall at Foc Foc, Réunion, of which fell over 12 hours; both precipitation totals are the highest recorded worldwide for their respective durations. Over 48 hours, precipitation totaled at Bras Sec. The heavy rains caused flooding that killed three people, and caused severe road and crop damage.
Evelyn existed from January 19 to January 20.
Francine existed from January 30 to February 1.
Germaine existed from February 14 to February 17.
Hilary existed from February 20 to February 23.
Ivy existed from March 3 to March 12.
Judith was the tenth cyclone of the season and was formed in the Australian basin on February 23.
Lily existed from April 22 to May 1.