

| 平年値1976/01〜1997/12 | 日田 | |||
| 月 | 降水量(mm) | 平均気温(℃) | 最高気温(℃) | 最低気温(℃) |
| 1 | 57.1 | 3.6 | 16.3 | -5.9 |
| 2 | 86.2 | 4.8 | 18.9 | -5.4 |
| 3 | 142.3 | 8.5 | 21.8 | -3.3 |
| 4 | 140.7 | 13.9 | 27.9 | -0.1 |
| 5 | 186.9 | 18.5 | 30.9 | 5.8 |
| 6 | 372.5 | 22.5 | 33.0 | 12.0 |
| 7 | 340.2 | 26.3 | 35.8 | 18.7 |
| 8 | 193.2 | 26.7 | 35.7 | 18.7 |
| 9 | 167.1 | 22.7 | 33.5 | 11.8 |
| 10 | 80.5 | 16.5 | 28.0 | 3.8 |
| 11 | 61.5 | 10.9 | 24.4 | -1.0 |
| 12 | 52.3 | 5.7 | 18.9 | -4.0 |
| 1880.5 | 15.1 | 35.8 | -5.9 | |
| 2002年 | 日田 | |||
| 月 | 降水量(mm) | 平均気温(℃) | 最高気温(℃) | 最低気温(℃) |
| 1 | 81 | 5.6 | 19.2 | -3.3 |
| 2 | 58 | 6.2 | 17.8 | -3.9 |
| 3 | 118 | 10.9 | 23.4 | -2.3 |
| 4 | 141 | 15.7 | 27.6 | 2.7 |
| 5 | 295 | 19.7 | 29.9 | 9.6 |
| 6 | 153 | 23.3 | 34.6 | 13.9 |
| 7 | 226 | 27.5 | 35.9 | 19.6 |
| 8 | 41 | 27.1 | 35.4 | 16.2 |
| 9 | 24 | 23.7 | 35.2 | 11.2 |
| 10 | 74 | 16.4 | 31.0 | 2.0 |
| 11 | 57 | 8.4 | 20.8 | -2.2 |
| 12 | 100 | 6.6 | 17.8 | -4.4 |
| 1366.0 | 15.9 | 35.9 | -4.4 | |
| 平年値1976/01〜1997/12 | 日田 | |||
| 月 | 降水量(mm) | 平均気温(℃) | 最高気温(℃) | 最低気温(℃) |
| 1 | 57.1 | 3.6 | 16.3 | -5.9 |
| 2 | 86.2 | 4.8 | 18.9 | -5.4 |
| 3 | 142.3 | 8.5 | 21.8 | -3.3 |
| 4 | 140.7 | 13.9 | 27.9 | -0.1 |
| 5 | 186.9 | 18.5 | 30.9 | 5.8 |
| 6 | 372.5 | 22.5 | 33.0 | 12.0 |
| 7 | 340.2 | 26.3 | 35.8 | 18.7 |
| 8 | 193.2 | 26.7 | 35.7 | 18.7 |
| 9 | 167.1 | 22.7 | 33.5 | 11.8 |
| 10 | 80.5 | 16.5 | 28.0 | 3.8 |
| 11 | 61.5 | 10.9 | 24.4 | -1.0 |
| 12 | 52.3 | 5.7 | 18.9 | -4.0 |
| 1880.5 | 15.1 | 35.8 | -5.9 | |
| 2003年 | 日田 | |||
| 月 | 降水量(mm) | 平均気温(℃) | 最高気温(℃) | 最低気温(℃) |
| 1 | 55 | 2.9 | 14.8 | -4.3 |
| 2 | 62 | 6.4 | 17.8 | -3.0 |
| 3 | 122 | 8.4 | 24.7 | -2.2 |
| 4 | 178 | 15.6 | 27.7 | 1.0 |
| 5 | 151 | 19.9 | 30.1 | 6.8 |
| 6 | 254 | 22.7 | 31.1 | 12.5 |
| 7 | 430 | 25.2 | 33.0 | 17.9 |
| 8 | 0 | 0.0 | 0.0 | 0.0 |
| 9 | 0 | 0.0 | 0.0 | 0.0 |
| 10 | 0 | 0.0 | 0.0 | 0.0 |
| 11 | 0 | 0.0 | 0.0 | 0.0 |
| 12 | 0 | 0.0 | 0.0 | 0.0 |