If you planning to travel to Arenal Natura Ecological Park, La Fortuna, Costa Rica, 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 11:27 AM. The temperature feels like 86.35 with a humidity level of 60 so dress accordingly. Cloud coverage is 28 percent with visibility at 7.2 percent. Today’s UV index is 6, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 18 MPH. At the end of the day don’t miss the sunset at 11:51 PM.