Hi Traveler, you can visit Gurudongmar Lake in march first week it will easily accessible, since we are in Gangtok as of now all vehicles are reachin to the top of lake. for more information you can call us at +919555750965 or visit our website for 2 night 3 days YUMTHANG GURUDONGMAR TOUR
https://www.getsetgoonline.com/package-details.php?view=Yumthang%20Gurudongmar%20tour&vid=GSG-26