The most frequent cause of accidents is distraction of the drivers or sleeping at the wheel, which caused 18 deaths.
Speeding accounted for a further 16 deaths, while the influence of drugs or alcohol caused nine deaths.
There was a high number of deaths in Ibiza-Formentera, 18 compared to eight in the same period last year.
Figures for Majorca were lower - 43 deaths compared to 57 in the same period last year - and for Minorca, down from 12 to four.
The number of people injured is also much higher than last year, 54 compared to 28.
Of the 65 people who died on the Balearic roads this year, 48 were men and 17 women. Eighteen were foreigners.
Forty-five of the victims were drivers, 12 were passengers, seven were pedestrians and one was a cyclist.
The number of deaths on Balearic roads between 1994 and 2004 was 1'419. The worst year was 1999, when 155 people lost their lives in traffic accidents.
The number of people who died on the roads throughout Spain last weekend was 47 and the traffic authorities predicted that next weekend it could be even higher, because of Monday's bank holiday. The accidents also left 16 people seriously injured and 24 with minor injuries.
The worst day was Sunday, when 20 people died in 18 accidents, which also left six people seriously injured and 15 with minor injuries.
Seventeen accidents on Saturday left 20 dead and five seriously injured.