If you planning to travel to Castries Central Market, Castries, St. Lucia, 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 10:28 AM. The temperature feels like 81.4 with a humidity level of 81 so dress accordingly. Cloud coverage is 7 percent with visibility at 14.4 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 4 MPH. At the end of the day don’t miss the sunset at 9:47 PM.