観測開始からの毎月の値
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銚子（千葉県) 日最高気温の月平均値（℃）
| 年 | 1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | 年の値 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9.5 | 10.1 | 13.3 | 17.3 | 19.3 | 23.1 | 26.1 | 29.5 | 25.9 | 21.7 | 17.7 | 13.1 | 18.9 | |
| 9.7 | 7.6 | 11.7 | 15.6 | 19.6 | 21.6 | 26.9 | 28.8 | 24.9 | 20.4 | 16.9 | 12.2 | 18.0 | |
| 8.3 | 9.1 | 13.1 | 16.6 | 20.5 | 24.4 | 26.7 | 29.5 | 24.0 | 20.1 | 15.4 | 12.4 | 18.3 | |
| 10.2 | 13.0 | 14.2 | 18.6 | 20.1 | 24.6 | 27.0 | 28.9 | 28.8 | 21.7 | 17.5 | 16.1 | 20.1 | |
| 9.6 | 10.1 | 14.3 | 16.8 | 22.1 | 24.1 | 28.2 | 29.9 | 29.0 | 22.8 | 18.0 | 13.8 | 19.9 | |
| 10.3 | 11.3 | 11.9 | 18.2 | 21.1 | 23.9 | 29.5 | 30.2 | 27.6 | 21.7 | 17.3 | 10.3 | 19.4 | |
| 9.9 | 8.1 | 12.2 | 18.4 | 20.2 | 23.7 | 28.6 | 28.3 | 26.0 | 21.5 | 16.9 | 11.1 | 18.7 | |
| 8.6 | 9.6 | 13.6 | 17.7 | 19.6 | 25.8 | 29.5 | 30.0 | 25.6 | 19.9 | 18.0 | 12.3 | 19.2 | |
| 9.2 | 10.4 | 11.2 | 16.9 | 20.7 | 23.1 | 24.3 | 28.7 | 26.4 | 22.1 | 16.7 | 12.5 | 18.5 | |
| 9.7 | 9.4 | 10.8 | 17.6 | 19.6 | 23.8 | 26.7 | 29.2 | 26.4 | 20.8 | 17.4 | 11.8 | 18.6 | |
| 10.1 | 9.9 | 11.0 | 15.7 | 20.8 | 22.0 | 25.1 | 26.9 | 23.8 | 19.9 | 15.9 | 10.5 | 17.6 | |
| 9.8 | 10.0 | 10.0 | 15.3 | 19.5 | 20.4 | 26.4 | 27.6 | 24.6 | 20.1 | 16.8 | 11.9 | 17.7 | |
| 9.6 | 9.6 | 12.7 | 16.2 | 20.7 | 23.3 | 25.4 | 26.7 | 23.4 | 19.6 | 14.8 | 12.1 | 17.8 | |
| 7.0 | 8.2 | 9.6 | 14.1 | 19.8 | 21.8 | 23.9 | 27.8 | 25.9 | 21.1 | 17.2 | 11.7 | 17.3 | |
| 9.7 | 9.3 | 11.7 | 16.0 | 18.8 | 22.0 | 23.7 | 27.2 | 24.9 | 20.9 | 15.9 | 11.8 | 17.7 | |
| 8.8 | 9.2 | 13.2 | 16.3 | 18.9 | 21.9 | 23.7 | 24.9 | 26.1 | 20.5 | 16.7 | 13.0 | 17.8 | |
| 10.7 | 9.6 | 11.8 | 15.4 | 18.0 | 21.5 | 23.2 | 27.3 | 24.9 | 19.6 | 15.5 | 10.0 | 17.3 | |
| 7.0 | 9.2 | 10.6 | 15.7 | 18.1 | 23.3 | 26.0 | 26.8 | 24.1 | 20.1 | 15.9 | 11.6 | 17.4 | |
| 9.9 | 7.3 | 9.5 | 14.2 | 19.1 | 22.1 | 24.1 | 23.6 | 24.3 | 19.8 | 15.3 | 12.5 | 16.8 | |
| 7.8 | 7.0 | 11.0 | 15.6 | 18.2 | 20.0 | 24.6 | 26.3 | 23.0 | 19.1 | 14.9 | 12.8 | 16.7 | |
| 9.7 | 7.4 | 9.6 | 15.1 | 19.3 | 20.8 | 23.9 | 27.8 | 23.8 | 19.8 | 15.9 | 10.9 | 17.0 | |
| 10.0 | 8.8 | 11.9 | 15.4 | 18.5 | 22.7 | 24.0 | 27.0 | 23.0 | 20.8 | 15.2 | 11.7 | 17.4 | |
| 8.5 | 9.3 | 10.7 | 17.1 | 19.8 | 21.9 | 25.8 | 27.8 | 24.9 | 19.7 | 16.8 | 11.2 | 17.8 | |
| 10.4 | 8.5 | 10.8 | 15.8 | 19.8 | 22.8 | 25.0 | 26.2 | 23.4 | 20.0 | 16.6 | 10.6 | 17.5 | |
| 9.0 | 10.9 | 13.4 | 16.9 | 19.2 | 22.8 | 26.2 | 27.2 | 25.2 | 20.4 | 18.3 | 11.6 | 18.4 | |
| 9.3 | 12.6 | 13.0 | 16.4 | 18.7 | 22.2 | 24.9 | 27.2 | 23.1 | 20.0 | 14.4 | 11.2 | 17.8 | |
| 9.1 | 9.6 | 11.1 | 16.8 | 19.2 | 22.6 | 24.4 | 26.2 | 23.1 | 19.4 | 15.5 | 12.1 | 17.4 | |
| 10.9 | 8.5 | 13.1 | 15.4 | 20.4 | 23.1 | 26.9 | 28.1 | 25.7 | 20.4 | 18.0 | 12.8 | 18.6 | |
| 9.8 | 9.9 | 10.9 | 15.1 | 18.2 | 23.4 | 24.9 | 27.6 | 25.4 | 21.2 | 16.3 | 12.6 | 17.9 | |
| 11.6 | 9.6 | 10.5 | 16.0 | 19.4 | 25.1 | 25.1 | 26.7 | 26.6 | 20.4 | 17.4 | 12.8 | 18.4 | |
| 8.8 | 9.8 | 11.3 | 15.6 | 18.9 | 20.5 | 26.0 | 27.0 | 24.5 | 21.1 | 13.9 | 10.5 | 17.3 | |
| 6.8 | 7.6 | 10.2 | 13.7 | 19.4 | 21.5 | 26.6 | 28.7 | 25.9 | 20.0 | 15.5 | 10.3 | 17.2 | |
| 8.5 | 8.9 | 13.4 | 17.1 | 18.5 | 21.2 | 24.7 | 26.8 | 25.6 | 20.6 | 16.3 | 10.6 | 17.7 | |
| 10.6 | 7.7 | 10.5 | 16.0 | 18.6 | 21.7 | 27.6 | 28.1 | 24.9 | 20.8 | 18.0 | 11.6 | 18.0 | |
| 10.5 | 9.7 | 11.3 | 17.0 | 19.3 | 21.2 | 26.3 | 27.5 | 24.6 | 19.7 | 15.6 | 11.4 | 17.8 | |
| 6.3 | 12.4 | 11.9 | 17.0 | 19.5 | 23.8 | 25.8 | 29.3 | 26.2 | 21.6 | 16.9 | 10.5 | 18.4 | |
| 8.1 | 8.2 | 12.2 | 15.3 | 19.1 | 21.5 | 25.2 | 29.1 | 26.6 | 21.1 | 17.3 | 11.5 | 17.9 | |
| 8.9 | 9.8 | 9.5 | 17.3 | 19.6 | 20.5 | 27.5 | 28.2 | 25.1 | 20.0 | 15.8 | 10.7 | 17.7 | |
| 8.6 | 7.4 | 11.4 | 15.4 | 18.8 | 21.3 | 24.3 | 27.7 | 25.8 | 20.5 | 17.0 | 12.9 | 17.6 | |
| 9.0 | 9.2 | 10.5 | 14.9 | 17.8 | 19.4 | 24.8 | 27.4 | 25.3 | 19.6 | 15.3 | 10.4 | 17.0 | |
| 9.0 | 7.4 | 11.3 | 15.7 | 19.4 | 21.6 | 26.1 | 28.3 | 24.2 | 20.5 | 16.2 | 11.9 | 17.6 | |
| 9.1 | 8.3 | 10.5 | 15.3 | 19.6 | 21.9 | 24.2 | 25.5 | 27.1 | 20.0 | 16.5 | 10.8 | 17.4 | |
| 8.0 | 8.3 | 11.3 | 16.2 | 17.5 | 21.7 | 26.8 | 28.7 | 24.0 | 20.4 | 16.0 | 14.0 | 17.7 | |
| 8.8 | 10.3 | 13.1 | 16.7 | 20.3 | 23.3 | 28.1 | 29.0 | 25.1 | 20.9 | 16.3 | 11.4 | 18.6 | |
| 9.3 | 8.1 | 13.2 | 15.6 | 18.7 | 21.9 | 22.7 | 28.4 | 24.8 | 20.3 | 16.4 | 12.7 | 17.7 | |
| 11.3 | 9.5 | 11.0 | 15.6 | 19.8 | 21.1 | 26.4 | 28.2 | 24.3 | 20.1 | 16.8 | 11.9 | 18.0 | |
| 8.7 | 8.6 | 10.1 | 15.1 | 18.8 | 22.8 | 27.9 | 29.8 | 25.9 | 21.1 | 16.9 | 12.0 | 18.1 | |
| 8.0 | 8.5 | 10.3 | 14.8 | 19.8 | 23.3 | 24.6 | 27.5 | 23.9 | 18.6 | 15.6 | 11.3 | 17.2 | |
| 9.8 | 9.5 | 10.5 | 14.9 | 18.8 | 22.2 | 24.8 | 26.4 | 23.1 | 20.5 | 15.5 | 11.3 | 17.3 | |
| 7.3 | 6.5 | 9.6 | 15.1 | 18.1 | 22.7 | 25.5 | 27.5 | 26.7 | 19.8 | 15.8 | 11.9 | 17.2 | |
| 9.6 | 10.9 | 12.3 | 16.1 | 19.6 | 21.8 | 27.5 | 29.5 | 25.1 | 20.8 | 16.8 | 11.5 | 18.5 | |
| 8.9 | 8.5 | 12.6 | 17.0 | 20.3 | 22.2 | 26.1 | 27.8 | 24.5 | 20.8 | 16.4 | 12.0 | 18.1 | |
| 7.9 | 9.1 | 11.7 | 16.3 | 18.5 | 21.5 | 27.7 | 28.0 | 26.2 | 22.1 | 17.7 | 11.5 | 18.2 | |
| 8.4 | 9.0 | 13.1 | 16.5 | 20.1 | 23.2 | 26.3 | 26.6 | 23.9 | 21.2 | 17.1 | 12.0 | 18.1 | |
| 10.2 | 9.8 | 13.0 | 16.1 | 19.1 | 21.8 | 23.8 | 26.3 | 23.5 | 21.5 | 17.4 | 12.7 | 17.9 | |
| 8.9 | 8.1 | 14.9 | 16.8 | 20.0 | 23.8 | 28.6 | 29.7 | 27.4 | 20.6 | 15.8 | 10.8 | 18.8 | |
| 8.0 | 9.2 | 10.7 | 15.1 | 18.8 | 20.4 | 25.4 | 29.6 | 26.6 | 20.7 | 16.1 ) | 11.9 | 17.7 | |
| 8.3 | 9.0 | 9.9 | 12.5 | 17.9 | 22.4 | 26.0 | 29.0 | 25.8 | 20.5 | 15.9 | 10.3 | 17.3 | |
| 6.7 | 5.7 | 9.9 | 16.4 | 18.0 | 21.0 | 21.8 ] | 27.2 | 24.2 | 21.2 | 17.1 | 11.0 | 16.2 ] | |
| 9.6 | 9.0 | 10.4 | 17.4 | 18.0 | 23.0 | 26.4 | 27.7 | 25.6 | 21.7 | 17.7 | 11.1 | 18.1 | |
| 9.2 | 7.6 | 10.9 | 15.1 | 18.1 | 19.7 | 26.1 | 28.7 | 25.5 | 19.7 | 15.7 | 10.8 | 17.3 | |
| 10.4 | 10.4 | 9.7 | 16.9 | 19.7 | 22.7 | 26.9 | 26.4 | 25.8 | 20.9 | 16.5 | 14.1 | 18.4 | |
| 11.2 | 10.8 | 10.3 | 15.3 | 20.0 | 20.9 | 25.7 | 27.5 | 25.0 | 19.7 | 16.0 | 11.7 | 17.8 | |
| 10.9 | 9.8 | 12.9 | 16.9 | 21.1 | 23.3 | 27.1 | 28.2 | 26.5 | 19.7 | 16.3 | 12.0 | 18.7 | |
| 9.3 | 10.5 | 13.9 | 16.5 | 20.1 | 22.9 | 25.0 | 28.7 | 24.0 | 21.0 | 16.8 | 14.3 | 18.6 | |
| 11.0 | 7.6 | 12.4 | 16.6 | 19.9 | 23.4 | 25.7 | 28.3 | 25.4 | 21.0 | 16.9 | 12.1 | 18.4 | |
| 9.7 | 9.6 | 14.0 | 16.0 | 19.9 | 21.6 | 25.6 | 25.6 | 25.2 | 21.1 | 15.7 | 13.9 | 18.2 | |
| 10.6 | 12.2 | 12.9 | 17.5 | 20.0 | 19.9 | 23.3 | 28.5 | 26.6 | 19.0 | 17.0 | 12.8 | 18.4 | |
| 10.3 | 12.2 | 12.8 | 16.8 | 20.3 | 23.3 | 28.1 | 27.7 | 25.6 | 22.2 | 16.3 | 13.8 | 19.1 | |
| 10.4 | 10.1 | 12.8 | 15.8 | 20.0 | 23.9 | 25.0 | 26.8 | 25.4 | 20.9 | 16.9 | 11.8 | 18.3 | |
| 11.6 | 9.9 | 12.2 | 17.5 | 19.1 | 22.2 | 26.0 | 28.7 | 24.3 | 21.3 | 17.9 | 14.0 | 18.7 | |
| 11.0 | 11.6 | 13.0 | 17.2 | 19.9 | 22.8 | 24.8 | 27.1 | 25.2 | 19.6 | 16.1 | 13.9 | 18.5 | |
| 9.7 | 12.0 | 13.1 | 18.5 | 20.4 | 21.8 | 25.4 | 28.0 | 26.3 | 21.1 | 17.0 | 13.2 | 18.9 | |
| 10.7 | 12.7 | 13.5 | 15.6 | 19.2 | 21.9 | 26.0 | 27.8 | 26.1 | 20.5 | 17.2 | 13.2 | 18.7 | |
| 9.8 | 10.2 | 12.0 | 17.3 | 20.9 | 23.7 | 27.8 | 28.1 | 27.3 | 22.0 | 18.3 | 13.2 | 19.2 | |
| 10.7 | 10.5 | 12.7 | 17.2 | 20.2 | 21.9 | 25.3 | 28.4 | 26.6 | 20.0 | 16.1 | 13.1 | 18.6 | |
| 9.6 | 9.4 | 11.0 | 15.3 | 19.5 | 21.5 | 25.4 | 27.2 | 24.2 | 19.3 | 16.6 | 13.6 | 17.7 | |
| 10.1 | 8.5 | 11.7 | 17.9 | 20.9 | 22.1 | 24.9 | 28.6 | 25.1 | 19.9 | 16.8 | 13.1 | 18.3 | |
| 9.8 | 9.7 | 11.2 | 13.3 | 18.3 | 22.5 | 24.5 | 28.4 | 24.7 | 20.5 | 17.7 | 12.5 | 17.8 | |
| 10.3 | 12.6 | 14.3 | 16.3 | 19.2 | 21.5 | 24.7 | 28.2 | 25.9 | 22.4 | 17.4 | 11.1 | 18.7 | |
| 9.5 | 9.2 | 13.2 | 16.8 | 21.6 | 24.5 | 27.1 | 29.7 | 25.1 | 20.1 | 15.6 | 11.8 | 18.7 | |
| 10.4 | 8.9 | 13.5 | 16.5 | 19.5 | 23.0 | 25.6 | 28.7 | 24.6 | 20.1 | 18.6 | 15.0 | 18.7 | |
| 11.2 | 10.7 | 12.5 | 16.8 | 20.8 | 22.4 | 24.5 | 27.9 | 25.2 | 20.5 | 17.1 | 12.5 | 18.5 | |
| 9.6 | 11.1 | 10.2 | 15.7 | 20.8 | 21.9 | 25.4 | 27.8 | 26.2 | 21.3 | 16.6 | 11.5 | 18.2 | |
| 9.8 | 9.8 | 11.8 | 15.8 | 19.3 | 22.8 | 26.6 | 28.2 | 23.8 | 19.3 | 16.7 | 13.0 | 18.1 | |
| 12.1 | 10.3 | 12.7 | 15.7 | 20.1 | 22.9 | 25.9 | 27.1 | 25.6 | 22.0 | 17.1 | 12.9 | 18.7 | |
| 10.6 | 11.4 | 11.1 | 18.1 | 19.9 | 21.2 | 26.4 | 28.1 | 24.9 | 20.8 | 16.3 | 11.0 | 18.3 | |
| 8.4 | 9.3 | 11.1 | 16.3 | 19.6 | 22.1 | 23.6 | 27.3 | 24.4 | 20.5 | 15.2 | 10.2 | 17.3 | |
| 9.0 | 8.9 | 10.0 | 15.6 | 19.4 | 21.9 | 25.4 | 27.5 | 26.3 | 20.6 | 16.5 | 10.7 | 17.7 | |
| 10.0 | 10.5 | 12.0 | 15.2 | 19.2 | 21.6 | 24.0 | 25.8 | 24.3 | 20.9 | 15.8 | 12.1 | 17.6 | |
| 7.4 | 8.9 | 11.9 | 15.8 | 19.6 | 22.1 | 26.2 | 26.8 | 26.6 | 22.2 | 19.2 | 13.7 | 18.4 | |
| 10.8 | 8.9 | 12.3 | 16.3 | 20.4 | 23.4 | 28.3 | 29.2 | 25.0 | 21.2 | 17.2 | 13.6 | 18.9 | |
| 11.9 | 13.2 | 13.4 | 16.3 | 20.4 | 23.6 | 25.8 | 28.6 | 26.8 | 23.1 | 18.8 | 14.5 | 19.7 | |
| 10.6 | 8.9 | 11.5 | 16.1 | 21.0 | 24.1 | 24.5 | 24.9 | 25.5 | 21.9 | 17.1 | 12.3 | 18.2 | |
| 8.4 | 9.5 | 12.0 | 15.7 | 18.5 | 20.3 | 26.0 | 26.5 | 23.2 | 20.4 | 14.0 | 11.8 | 17.2 | |
| 9.9 | 8.9 | 12.4 | 16.3 | 21.0 | 21.4 | 23.1 | 27.5 | 24.0 | 20.7 | 17.3 | 13.1 | 18.0 | |
| 9.6 | 9.4 | 11.2 | 16.6 | 20.5 | 20.6 | 23.6 | 27.2 | 24.5 | 20.5 | 16.0 | 10.8 | 17.5 | |
| 8.1 | 6.1 | 8.7 | 11.9 | 17.0 | 21.0 | 26.3 | 29.2 | 25.1 | 20.0 | 15.8 | 11.7 | 16.7 | |
| 8.2 | 10.5 | 9.6 | 15.1 | 19.5 | 21.2 | 26.7 | 29.2 | 25.4 | 21.2 | 17.5 | 11.6 | 18.0 | |
| 8.2 | 7.2 | 10.5 | 15.3 | 18.4 | 21.1 | 24.9 | 27.8 | 25.5 | 19.8 | 15.4 | 12.5 | 17.2 | |
| 10.1 | 10.4 | 12.6 | 15.9 | 20.1 | 21.7 | 26.4 | 27.2 | 24.2 | 20.7 | 16.1 | 12.8 | 18.2 | |
| 11.9 | 8.2 | 11.8 | 16.6 | 19.7 | 22.7 | 22.0 | 27.8 | 24.5 | 20.1 | 15.4 | 11.9 | 17.7 | |
| 11.7 | 10.8 | 12.6 | 17.8 | 19.6 | 21.3 | 24.7 | 27.8 | 26.5 | 20.7 | 17.9 | 12.3 | 18.6 | |
| 9.1 | 10.9 | 13.5 | 16.9 | 20.0 | 23.3 | 25.7 | 28.8 | 26.4 | 21.9 | 18.9 | 13.4 | 19.1 | |
| 10.2 | 10.5 | 12.9 | 17.2 | 19.9 | 23.8 | 27.2 | 26.1 | 25.7 | 20.3 | 16.1 | 12.8 | 18.6 | |
| 10.3 | 10.2 | 13.1 | 17.7 | 19.2 | 20.8 | 25.0 | 27.5 | 24.6 | 19.8 | 16.9 | 12.8 | 18.2 | |
| 10.4 | 11.4 | 10.2 | 15.0 | 18.7 | 22.0 | 23.1 | 26.0 | 24.2 | 20.2 | 18.1 | 12.9 | 17.7 | |
| 9.7 | 9.6 | 10.8 | 17.5 | 20.8 | 22.5 | 27.9 | 30.1 | 26.9 | 22.6 | 17.2 | 13.0 | 19.1 | |
| 10.0 | 9.5 | 12.0 | 17.0 | 20.2 | 21.3 | 26.1 | 30.0 | 25.0 | 21.4 | 16.7 | 11.4 | 18.4 | |
| 9.6 | 8.3 ) | 11.7 | 14.7 | 19.7 | 21.9 | 25.5 | 26.2 | 24.2 | 21.2 | 17.2 | 13.6 | 17.8 | |
| 10.6 | 10.9 | 13.4 | 17.6 | 20.4 | 23.6 | 26.3 | 27.8 | 25.6 | 21.8 | 17.7 | 12.9 | 19.1 | |
| 10.0 | 10.3 | 12.4 | 17.2 | 21.2 | 22.4 | 26.1 | 28.5 | 25.8 | 22.8 | 17.2 | 13.0 | 18.9 | |
| 10.7 | 11.0 | 13.8 | 17.1 | 21.4 | 23.9 | 27.0 | 30.3 | 28.2 | 22.2 | 18.2 | 12.9 | 19.7 | |
| 11.5 | 8.9 | 13.0 | 16.9 | 20.0 | 22.0 | 27.6 | 28.7 | 27.5 | 21.4 | 17.1 | 12.6 | 18.9 | |
| 8.8 | 9.4 | 12.7 | 17.5 | 20.9 | 23.8 ) | 28.8 | 27.5 | 24.5 | 21.7 | 17.2 | 11.8 | 18.7 | |
| 11.7 | 10.8 | 14.7 | 17.7 | 20.1 | 22.5 | 27.3 | 28.1 | 24.9 | 21.1 | 15.1 | 10.8 | 18.7 | |
| 9.7 | 8.6 | 11.2 | 16.6 | 19.8 | 23.3 | 22.8 | 26.3 | 25.1 | 20.2 | 17.4 | 12.3 | 17.8 | |
| 9.0 | 11.4 | 11.8 | 17.8 | 19.5 | 23.6 | 27.9 | 28.3 | 25.8 | 20.1 | 18.2 | 13.4 | 18.9 | |
| 10.3 | 9.0 | 11.4 | 16.8 | 17.4 | 22.9 | 26.2 | 28.8 | 26.3 | 21.8 | 16.4 | 9.6 | 18.1 | |
| 8.1 | 10.1 | 12.7 | 15.7 | 20.2 | 22.9 | 25.7 | 28.5 | 25.6 | 22.0 | 18.1 | 13.0 | 18.6 | |
| 10.9 | 12.1 | 13.6 | 16.5 | 21.7 | 23.9 | 24.5 | 30.2 | 26.5 | 21.4 | 16.4 | 13.2 | 19.2 | |
| 9.7 | 10.0 | 13.6 | 15.4 | 18.7 | 21.7 | 27.4 | 29.0 | 25.4 | 22.0 | 16.6 | 13.8 | 18.6 | |
| 10.3 | 11.1 | 13.0 | 17.9 | 21.0 | 22.4 | 25.8 | 27.0 | 24.1 | 20.9 | 16.9 | 12.5 | 18.6 | |
| 10.4 | 10.0 | 11.7 | 15.1 | 20.6 | 23.9 | 28.6 | 30.5 | 27.3 | 21.4 | 17.9 | 14.3 | 19.3 | |
| 8.7 | 10.5 | 11.3 ) | 17.2 | 20.0 | 23.8 | 27.6 | 29.0 | 27.1 | 21.5 | 17.5 | 11.4 | 18.8 | |
| 8.7 | 9.6 | 12.5 | 16.6 | 21.2 | 21.7 | 26.5 | 30.1 | 28.1 | 22.1 | 17.0 | 12.1 | 18.9 | |
| 9.4 | 10.0 | 15.4 | 17.4 | 20.2 | 22.5 | 26.8 | 30.3 | 26.7 | 22.5 | 17.4 | 12.3 | 19.2 | |
| 10.4 | 10.2 | 13.7 | 17.6 | 21.6 | 24.0 | 27.1 | 28.2 | 24.4 | 22.0 | 18.2 | 12.1 | 19.1 | |
| 10.6 | 9.6 | 13.5 | 16.7 | 21.9 | 23.7 | 27.0 | 27.9 | 25.4 | 22.0 | 18.3 | 13.5 | 19.2 | |
| 10.8 | 11.5 | 12.8 | 18.2 | 21.3 | 23.9 | 26.9 | 29.2 | 27.0 | 22.4 | 16.5 | 14.5 | 19.6 | |
| 11.2 | 11.4 | 11.9 | 17.4 | 21.7 | 23.0 | 28.2 | 28.2 | 25.1 | 20.8 | 17.2 | 12.2 | 19.0 | |
| 9.9 | 9.6 | 15.7 | 19.4 | 21.7 | 24.0 | 29.4 | 29.5 | 26.0 | 22.8 | 18.3 | 13.4 | 20.0 | |
| 10.5 | 12.0 | 14.4 | 16.4 | 22.0 | 23.6 | 25.7 | 29.9 | 27.2 | 22.9 | 17.8 | 14.2 | 19.7 | |
| 11.8 | 12.5 | 14.5 | 16.8 | 21.8 | 24.4 | 24.9 | 30.1 | 26.9 | 21.1 | 18.0 | 12.3 | 19.6 | |
| 11.0 | 13.5 | 16.2 | 18.4 | 21.8 | 24.3 | 27.3 | 29.3 | 25.3 | 22.1 | 18.4 | 13.1 | 20.1 | |
| 9.5 | 10.2 | 14.3 | 17.9 | 21.2 | 24.4 | 28.8 | 29.0 | 26.6 | 22.0 | 19.4 | 13.1 | 19.7 | |
| 10.5 | 12.0 | 16.5 | 18.8 | 21.4 | 24.9 | 29.6 | 31.6 | 29.4 | 23.3 | 19.6 | 14.7 | 21.0 | |
| 12.6 | 12.8 | 14.2 | 18.8 ) | 14.6 ] |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
- 最新の月のデータは稀に更新されない場合があります。年の数字をクリックして表示される「月ごとの値」もご確認ください。