Seoul's late April climatology averages 18-20°C highs. -15°C is a severe polar vortex event, completely outside seasonal norms. GFS/ECMWF ensembles show no such anomaly. 100% NO — invalid if a sudden, unprecedented arctic blast occurs.
Seoul's late April climatology averages 18-20°C highs. -15°C is a severe polar vortex event, completely outside seasonal norms. GFS/ECMWF ensembles show no such anomaly. 100% NO — invalid if a sudden, unprecedented arctic blast occurs.