Bahar Mois was born in 1921 in Novi Pazar, Serbia. After graduating from elementary school, he first studied sewing, after which he continued to work as a tailor. After the capitulation of the Kingdom of Yugoslavia in 1941, he moved to Skopje. Immediately after his arrival in the city, he was accepted as a member of the Union of Communist Youth of Yugoslavia (SKOJ). As a member of SKOJ, he had a significant activity, acted illegally among the young people and worked on the amassing of the membership and undertaking activities to strengthen the resistance movement against the occupiers.

As a result of his activity, a large SKOJ organization was formed, consisted primary of Jewish youth who were mainly students. The organization included Mois and his brother Aron Bahar, Sara Serveja, Sarina Bahar, Isidora Altac, Zlata Fritzand and Sami Mizrahi. As part of the organization activities, Mois was involved in distributing propaganda material as well as collecting aid (financial aid, weapons and other material resources for the needs of the partisan movement). From March 1943, during the deportations of the Jews from Macedonia, Mois Bahar went underground and joined partisan units in Western Macedonia. He took part in all the battles that took place in that area in 1943, as well as in the liberation of Kichevo and Debar. On 6 October 1943, near the village of Klenoec, the Kichevo partisan units of the People's Liberation Movement were attacked by the united ballistic and German forces. Thanks to the stand of the fighters and at a cost of a number of casualties, they managed to repel the attack. The partisan Bahar Mois, along with a dozen other partisans, died bravely in these battles. Street in the Karposh neighborhood in the city of Skopje has been named in his honor.