If you want to go to Bora Bora for a lower price than the average without giving up good weather, the best months are November and April, since we are in the low season but the rains are not as frequent as in December and January. You have all the information in: «Climate in Bora Bora, French Polynesia«.
You have all the information in: "Climate in Bora Bora, French Polynesia".