| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-08-01 | 雷阵雨 | 30°/24° | 27.7 mm |
| 2026-08-02 | 雷阵雨 | 32°/24° | 14.4 mm |
| 2026-08-03 | 雷阵雨 | 32°/24° | 2.7 mm |
| 2026-08-04 | 雷阵雨 | 32°/24° | 3.2 mm |
| 2026-08-05 | 阵雨 | 32°/24° | 4.3 mm |
| 2026-08-06 | 雷阵雨 | 31°/24° | 12.3 mm |
| 2026-08-07 | 阵雨 | 30°/24° | 7.1 mm |
| 2026-08-08 | 雷阵雨 | 31°/25° | 9.3 mm |
| 2026-08-09 | 雷阵雨 | 27°/24° | 16.7 mm |
| 2026-08-10 | 雷阵雨 | 28°/24° | 4.7 mm |
| 2026-08-11 | 小毛毛雨 | 26°/24° | 0.1 mm |
| 2026-08-12 | 小毛毛雨 | 30°/24° | 0.3 mm |
| 2026-08-13 | 阴 | 31°/24° | 0.0 mm |
| 2026-08-14 | 雷阵雨 | 32°/25° | 1.5 mm |
| 2026-08-15 | 小毛毛雨 | 32°/25° | 0.4 mm |
| 2026-08-16 | 阵雨 | 32°/24° | 4.0 mm |
| 2026-08-17 | 阵雨 | 32°/25° | 2.5 mm |
| 2026-08-18 | 阴 | 32°/24° | 0.0 mm |
| 2026-08-19 | 中阵雨 | 26°/24° | 33.9 mm |
| 2026-08-20 | 中阵雨 | 26°/24° | 17.9 mm |
| 2026-08-21 | 大毛毛雨 | 28°/23° | 4.3 mm |
| 2026-08-22 | 小毛毛雨 | 30°/24° | 0.4 mm |
| 2026-08-23 | 大毛毛雨 | 30°/24° | 2.6 mm |
| 2026-08-24 | 阴 | 28°/24° | 0.0 mm |
| 2026-08-25 | 雷阵雨 | 31°/24° | 5.5 mm |
| 2026-08-26 | 雷阵雨 | 30°/24° | 14.9 mm |
| 2026-08-27 | 雷阵雨 | 31°/24° | 11.8 mm |
| 2026-08-28 | 大毛毛雨 | 29°/24° | 3.2 mm |
| 2026-08-29 | 大毛毛雨 | 30°/24° | 1.5 mm |
| 2026-08-30 | 雷阵雨 | 31°/23° | 17.2 mm |
| 2026-08-31 | 阵雨 | 28°/24° | 16.9 mm |
2026年08月成田共记录 31 天，平均最高 30℃、最低 24℃，降水日 28 天。