If you planning to travel to Santa Catalina Arch, Antigua Guatemala, Guatemala, 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 12:07 PM. The temperature feels like 68.15 with a humidity level of 57 so dress accordingly. Cloud coverage is 15 percent with visibility at 14.4 percent. Today’s UV index is 5, don’t forget the sunscreen if you need it! Today’s winds are traveling north-northeast at a speed of 12 MPH. At the end of the day don’t miss the sunset at 11:29 PM.