Arhus, enjoys a temperate marine climate, like most of Denmark. However, since it is so big, there are variations in temperature throughout the area. Generally, however, the coldest month of the year, February has an average temperature is a few degrees over freezing (31 deg F), though it can be colder in the more mountainous areas and craggy sand dune areas of the North. This is not an ideal time for visitors simply because it is so frigid it is difficult to tour around. Summer comes around June and July; July, which is the warmest month of the year, the temperature remains around 63 deg F. This is when Arhus is well visited with tourists. The warm weather continues till about August, when the Arhus festival draws in many crowds. Regardless, even in the summer, most visitors will still need a sweater when visiting Arhus, especially as wind from the water can be quite prickly cold.  The average precipitation is 26 in annually in Arhus, as with the rest of Denmark. Surprisingly, the wettest months are July and August while the spring months are the driest. However, rain is pretty consistent throughout the year. Since Arhus is on the water, it can be chilly throughout the year, especially at night, depending on the coastal winds.