The spring months of April and May are mild and the summer months of June, July and August are the hottest. Autumn runs from September to November and tends to be rainy and cloudy. The winter months of December to March are normally cold, with frost and snow.
Denmark is in the North Temperate Zone and has an average temperature of 7.7˚C (46˚F). February is usually the coldest month, with average temperatures of 0.0˚C (32˚F), whereas the month of August tends to be the hottest with average temperatures of 15.7˚C (60˚F).
Denmark is surrounded by kilomtres upon kilometres of coastline, and the Danes love swimming in the ocean. The best time to go swimming in Denmark is during the summer months of June to August, with average sea temperatures of between 17˚C (63˚F) and 22˚C (72˚F). In August, the average sea temperature can reach up to 25˚C (77˚F).