If you planning to travel to Glenmacnass Waterfall, Glendalough, Ireland, 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 8:08 AM. The temperature feels like 35.7 with a humidity level of 83 so dress accordingly. Cloud coverage is 5 percent with visibility at 14.9 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 4 MPH. At the end of the day don’t miss the sunset at 4:16 PM.