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 73.05 with a humidity level of 62 so dress accordingly. Cloud coverage is 5 percent with visibility at 12.4 percent. Today’s UV index is 11, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 9 MPH. At the end of the day don’t miss the sunset at 12:12 AM.