| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 阴 | 13°/0° | 0.0 mm |
| 2026-05-02 | 阴 | 8°/0° | 0.0 mm |
| 2026-05-03 | 阴 | 10°/0° | 0.0 mm |
| 2026-05-04 | 阴 | 17°/4° | 0.0 mm |
| 2026-05-05 | 阴 | 20°/10° | 0.0 mm |
| 2026-05-06 | 中雨 | 16°/10° | 5.8 mm |
| 2026-05-07 | 阴 | 12°/5° | 0.0 mm |
| 2026-05-08 | 晴间多云 | 15°/0° | 0.0 mm |
| 2026-05-09 | 阴 | 17°/7° | 0.0 mm |
| 2026-05-10 | 阴 | 21°/6° | 0.0 mm |
| 2026-05-11 | 中雨 | 11°/5° | 7.6 mm |
| 2026-05-12 | 晴间多云 | 19°/2° | 0.0 mm |
| 2026-05-13 | 阴 | 15°/7° | 0.0 mm |
| 2026-05-14 | 雾 | 8°/3° | 0.0 mm |
| 2026-05-15 | 阴 | 17°/1° | 0.0 mm |
| 2026-05-16 | 阴 | 22°/6° | 0.0 mm |
| 2026-05-17 | 阴 | 26°/12° | 0.0 mm |
| 2026-05-18 | 晴天 | 27°/14° | 0.0 mm |
| 2026-05-19 | 阴 | 27°/16° | 0.0 mm |
| 2026-05-20 | 阴 | 26°/15° | 0.0 mm |
| 2026-05-21 | 大雨 | 17°/11° | 16.3 mm |
| 2026-05-22 | 中雨 | 11°/8° | 17.2 mm |
| 2026-05-23 | 中雨 | 11°/7° | 5.0 mm |
| 2026-05-24 | 中雨 | 19°/9° | 2.5 mm |
| 2026-05-25 | 大雨 | 18°/15° | 26.8 mm |
| 2026-05-26 | 大雨 | 20°/15° | 15.5 mm |
| 2026-05-27 | 中阵雨 | 20°/15° | 14.8 mm |
| 2026-05-28 | 雾 | 18°/10° | 0.0 mm |
| 2026-05-29 | 多云 | 20°/7° | 0.0 mm |
| 2026-05-30 | 多云 | 19°/9° | 0.0 mm |
| 2026-05-31 | 晴天 | 19°/5° | 0.0 mm |
2026年05月海兰共记录 31 天，平均最高 17℃、最低 7℃，降水日 9 天。