The temperature rose nationwide on the 25th, and it was observed at 40.2 degrees Celsius in Isesaki City, Gunma Prefecture.
According to the Japan Meteorological Agency, it is the first time in the history of observation that the temperature will exceed 40 degrees Celsius in June in Japan.
It is expected that the temperature will rise due to the high pressure mainly in the Kanto region on the 26th, so it is necessary to be cautious about heat stroke.
Kojiro Mukaigasa, a weather forecaster, explains the cause of this record heat and the outlook for the future.
[Video: 1 minute 8 seconds]
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