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You'll likely spend much of your trip indoors, but if you want to see more of the area, taking a look at local weather data can help you. The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are February and January, with an average of 3°C. Average annual precipitation for Sønderborg is 700 mm.

Places like Alsion, Dybbol Mill and Rønhaves Museum offer a glimpse of local culture. Some attractions you might want to visit in the area include Danfoss Universe and Universe Science Park. Additionally, you might want to add Sønderborg Havn and Flensburg Fjord to your itinerary.

Here are some transportation options in Sønderborg: You can book a flight to the closest airport, which is Sonderborg (SGD), situated 3.7 mi (5.9 km) from the city centre. If you want to explore the larger area, hop aboard a train at Sønderborg Station.