Grand Bahama Island Weather
Grand Bahama Island is blessed with pleasant, sub-tropical weather throughout the year thanks to the prevailing trade winds. The average temperature range is between 80 to 90 degrees. The coolest time of the year, our fall and winter, begins in September and ends in May, with temperatures hovering around 70 to 75 degrees. In the evenings, temperatures generally drop by 5 to 7 degrees. You can expect light rainfall and low humidity most of the year.