Tundra Climate (E). The tundra is a bleak and treeless place. It is cold through all months of the year Summer is a brief period of milder climates when the sun shines almost 24 hours a day.It has been called the land of the midnight sun.But even the sun can't warm the tundra much.The short summer lasts only 6 to 10 weeks.undra Climate (E). The tundra is freezing for almost all of the year with no traditional seasons, only a very long winter. Winter conditions in the tundra exist most of the year, with the exception of a very short mild season which passes for summer.