| Rank | Prefectures | Highest temperature | Standard Score |
|---|---|---|---|
| Sort | Desc Asc | Desc Asc | Desc Asc |
| 1 | Yamagata | 40.8℃ | 70.41 |
| 2 | Yamanashi | 40.7℃ | 69.47 |
| 3 | Aichi | 40.3℃ | 65.71 |
| 4 | Gunma | 40.0℃ | 62.90 |
| 5 | Niigata | 39.9℃ | 61.96 |
| 6 | Gifu | 39.8℃ | 61.02 |
| 6 | Kyoto | 39.8℃ | 61.02 |
| 8 | Saga | 39.6℃ | 59.14 |
| 9 | Tokyo | 39.5℃ | 58.21 |
| 9 | Toyama | 39.5℃ | 58.21 |
| 9 | Mie | 39.5℃ | 58.21 |
| 12 | Saitama | 39.3℃ | 56.33 |
| 12 | Nara | 39.3℃ | 56.33 |
| 12 | Okayama | 39.3℃ | 56.33 |
| 15 | Fukushima | 39.1℃ | 54.45 |
| 15 | Osaka | 39.1℃ | 54.45 |
| 15 | Tottori | 39.1℃ | 54.45 |
| 18 | Hyogo | 38.8℃ | 51.64 |
| 18 | Yamaguchi | 38.8℃ | 51.64 |
| 18 | Kumamoto | 38.8℃ | 51.64 |
| 21 | Tochigi | 38.7℃ | 50.70 |
| 21 | Nagano | 38.7℃ | 50.70 |
| 21 | Shizuoka | 38.7℃ | 50.70 |
| 21 | Hiroshima | 38.7℃ | 50.70 |
| 25 | Fukui | 38.6℃ | 49.76 |
| 25 | Kagawa | 38.6℃ | 49.76 |
| 27 | Chiba | 38.5℃ | 48.82 |
| 27 | Ishikawa | 38.5℃ | 48.82 |
| 27 | Wakayama | 38.5℃ | 48.82 |
| 27 | Shimane | 38.5℃ | 48.82 |
| 31 | Ibaraki | 38.4℃ | 47.88 |
| 31 | Tokushima | 38.4℃ | 47.88 |
| 31 | Kochi | 38.4℃ | 47.88 |
| 34 | Fukuoka | 38.3℃ | 46.95 |
| 35 | Akita | 38.2℃ | 46.01 |
| 36 | Shiga | 38.0℃ | 44.13 |
| 36 | Miyazaki | 38.0℃ | 44.13 |
| 38 | Oita | 37.8℃ | 42.25 |
| 39 | Nagasaki | 37.7℃ | 41.31 |
| 40 | Kanagawa | 37.4℃ | 38.50 |
| 40 | Ehime | 37.4℃ | 38.50 |
| 40 | Kagoshima | 37.4℃ | 38.50 |
| 43 | Miyagi | 37.3℃ | 37.56 |
| 44 | Iwate | 37.2℃ | 36.62 |
| 45 | Aomori | 36.7℃ | 31.93 |
| 46 | Hokkaido | 36.2℃ | 27.24 |
| 47 | Okinawa | 35.6℃ | 21.61 |
| Japan | 38.6℃ |