If you planning to travel to Devil's Island, French Guiana, French Guiana, 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 9:32 AM. The temperature feels like 83.1 with a humidity level of 90 so dress accordingly. Cloud coverage is 57 percent with visibility at 11.6 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 6 MPH. At the end of the day don’t miss the sunset at 9:23 PM.