Grouse Mountain mild as the Lower Mainland. In December (the coldest month statistically), Grouse Mountain has an average high and low of and respectively. This freeze/thaw cycle can allow for large amounts of rain to fall on some occasions every winter. Nonetheless, heavy snow is more frequent in the winter, which allows for a deep snow-pack, lasting on average from mid-November until early May. Summer is warm and relatively dry. August is the warmest month, with an average high and low of and respectively. Grouse Mountain has built an observation deck (accessible by elevator) on a 1.5 megawatt wind turbine of Leitwind
Grouse Mountain fictional "Skyland Mountain" in the Blue Ridge of Virginia, in the 1994 "The X-Files" episode "Ascension". Actor David Duchovny also dangled himself off the sky ride for a scene of the episode. The Grouse Mountain ski lodge and facilities were used in the filming of the modern film adaptation of the popular cartoon Mr. Magoo. Canadian singer-songwriter Nelly Furtado filmed the video for her single "Spirit Indestructible" on Grouse Mountain. Grouse Mountain was used for the filming of the midseason finale of the third season of Arrow, "The Climb", serving as the location of the duel between Oliver Queen and