Good afternoon, a cool start will turn into warm afternoon, leading to wide temperature differences of nearly 15 degrees in many areas.
Strong UV rays will shine down on us. Especially, those in the southern provinces and Jeju should apply sunblock and have your sunglasses ready. Meanwhile, many areas and Jeju Island are breathing in unhealthy air, but air quality is forecast to improve -- except Jeju -- as the day goes on.
Daily highs will range between 20 and 25 degrees Celsius under plenty of sunshine.
The warming trend will continue into the holiday weekend and next Monday is Ipha, the beginning of summer according to East Asian Calendars.
Pollen levels will be in the high range, tree pollen like pine will be the top contributors. The most effective way to control hay fever is to avoid exposure to pollen. Keep windows and doors shut, wear sunglasses and a face mask to cover your face.