The best time to visit Greve, Sjælland, Denmark, is during the summer months, from June to August, when the weather is at its finest for enjoying the outdoors.During this period, you can expect long daylight hours, often stretching late into the evening, with average temperatures comfortably ranging from 18°C to 22°C. This makes it ideal for exploring the coastal areas, relaxing on the beaches, or enjoying activities like cycling along the Køge Bay. The sea temperatures are also at their warmest, superb for a dip.For those looking to avoid the peak tourist crowds but still enjoy pleasant weather, late May and early September are also excellent choices. The temperatures are still mild, and you'll find the attractions and beaches less busy.