| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 毛毛雨 | 23°/12° | 0.7 mm |
| 2025-05-02 | 毛毛雨 | 21°/12° | 0.7 mm |
| 2025-05-03 | 大雨 | 18°/11° | 26.3 mm |
| 2025-05-04 | 小毛毛雨 | 16°/9° | 1.2 mm |
| 2025-05-05 | 中雨 | 17°/7° | 4.7 mm |
| 2025-05-06 | 多云 | 13°/5° | 0.0 mm |
| 2025-05-07 | 阴 | 18°/7° | 0.0 mm |
| 2025-05-08 | 阴 | 18°/8° | 0.0 mm |
| 2025-05-09 | 大毛毛雨 | 14°/5° | 1.1 mm |
| 2025-05-10 | 阴 | 20°/1° | 0.0 mm |
| 2025-05-11 | 阴 | 21°/8° | 0.0 mm |
| 2025-05-12 | 中雨 | 16°/10° | 9.1 mm |
| 2025-05-13 | 大雨 | 16°/12° | 65.4 mm |
| 2025-05-14 | 阵雨 | 16°/11° | 2.5 mm |
| 2025-05-15 | 雾 | 20°/11° | 0.0 mm |
| 2025-05-16 | 阵雨 | 22°/15° | 1.4 mm |
| 2025-05-17 | 大毛毛雨 | 20°/13° | 1.5 mm |
| 2025-05-18 | 阴 | 17°/10° | 0.0 mm |
| 2025-05-19 | 阴 | 19°/8° | 0.0 mm |
| 2025-05-20 | 阴 | 18°/5° | 0.0 mm |
| 2025-05-21 | 大雨 | 14°/10° | 15.5 mm |
| 2025-05-22 | 阴 | 11°/6° | 0.0 mm |
| 2025-05-23 | 阴 | 9°/5° | 0.0 mm |
| 2025-05-24 | 阴 | 14°/4° | 0.0 mm |
| 2025-05-25 | 阴 | 16°/3° | 0.0 mm |
| 2025-05-26 | 雾 | 12°/8° | 0.0 mm |
| 2025-05-27 | 大毛毛雨 | 9°/6° | 7.5 mm |
| 2025-05-28 | 小雨 | 13°/7° | 4.5 mm |
| 2025-05-29 | 小雨 | 19°/11° | 1.4 mm |
| 2025-05-30 | 大雨 | 16°/7° | 10.5 mm |
| 2025-05-31 | 小毛毛雨 | 14°/7° | 0.4 mm |
2025年05月海兰共记录 31 天，平均最高 16℃、最低 8℃，降水日 17 天。