Llanfihangel-yn-Nhywyn UV IndexUnited KingdomWLIsle of AngleseyLlanfihangel-yn-Nhywyn1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAALlanfihangel-yn-Nhywyn UV forecast issued yesterday at 6:52 pm. Next forecast at approx. 6:52 pm.Get WillyWeather+ to remove ads