Mount Read has an alpine subpolar oceanic climate (Köppen climate classification: Cfc), bordering on a tundra climate (Köppen climate classification: ET). It currently has a Bureau of Meteorology automatic weather station in place, and it scores well in extreme weather conditions. Its extreme rainfall records for Autumn 2006 put it on a par with the Lake Margaret rainfall - which was still apparently recorded till 30 June 2006 by Hydro employees, but not appearing on the BOM website. It has one of the highest annual rain day amount in the world at 282 days, topping Cherrapunji in India, but falling behind Mount Waialeale in Hawaii and López de Micay in Colombia, which have 335 and 315 rainy days respectively.