Traveling to St. Lucia Town Hall, Castries, St. Lucia? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 9:46 AM and don’t miss the sunset at 10:18 PM. Today’s winds are traveling east-southeast at a speed of 8 MPH. The temperature feels like 87 with a humidity level of 84. Cloud coverage is 29 percent with 14.2 percent visibility. Today’s UV index is 7 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.