If you planning to travel to Swim Beach, Big Bear Lake, California, 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 2:52 PM. The temperature feels like 44.25 with a humidity level of 40 so dress accordingly. Cloud coverage is 7 percent with visibility at 14.9 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 5 MPH. At the end of the day don’t miss the sunset at 12:48 AM.