On the 15th, temperatures rose across Hokkaido due to warm air flowing in from the south, with the central ward of Sapporo recording a high of 30.1°C. According to the Sapporo District Meteorological Observatory, this marks the 31st day this year that Sapporo has observed a maximum temperature of 30°C or higher, tying the record set in 1924—101 years ago.
