If you planning to travel to St. Simons Lighthouse Museum, St. Simons Island, Georgia, 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 11:58 AM. The temperature feels like 57.65 with a humidity level of 53 so dress accordingly. Cloud coverage is 4 percent with visibility at 14.9 percent. Today’s UV index is 5, don’t forget the sunscreen if you need it! Today’s winds are traveling west-northwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 10:25 PM.