If you planning to travel to Sigtuna Marina, Sigtuna, Sweden, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 6:18 AM. The temperature feels like 37.85 with a humidity level of 72 so dress accordingly. Cloud coverage is 48 percent with visibility at -- percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 2:45 PM.