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 8:37 AM. The temperature feels like 24.8 with a humidity level of 84 so dress accordingly. Cloud coverage is 26 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-northwest at a speed of 19 MPH. At the end of the day don’t miss the sunset at 4:12 PM.