The National park is open whole year. Only some attractions are closed (for example: Edmunds Gorges – boat – close in winter, Pravcicka gate is open only during weekend ). Never mind. You can walk between the rocks and valley, observe nature and icewaterfaals.
Winter walking in National park
Country skiing posibilities. Polevsko, Luž, Doubice, Sohland. Rent equipments, look here.
Hiking on snowshoes
Taste of foods and drinks
Outside cold wheater, inside hot foods and drinks. You can taste local specialities. Visit brewery Nomad in Děčín or brewery Falkenstejn , delicates food (also for vegetarien) in restaurant Na Stodolci, hotel Ostrov or high level coffee quality in coffee Atelier in Krasna Lipa or Coffee & Books in Decin. More about restaurant here.
Wellness and spa
From cold winter temperature (usually under 0C in winter) find hot place with sauna and spa resort. The bigest one is in town Bad Schadau and call Toskana spa. Nice and family swimming pool with whirpool and sauna find also in Czech sode of National park, area Tisa rocks and hotel Ostrov. Natual spa with outdoor biotop lake, hottube and sauna, visit Krasna Lipa and Bohemian Cottage.
Private yoga lesson in quite design yoga saloon in Bohemian Cottage.
The Christmas atmosphere
Durign the Advent (December) every Czech and German towns and villages are decorated with lights and the Christmas trees. Usually during weekend organize The advent markets with traditional handmand crafts, hot red wine and roasted chestnuts. Reccomend Decin, Krasna Lipa
There are another tips for trip in Ceske Svycarsko in winter.