| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 阴 | 15°/6° | 0.0 mm |
| 2025-05-02 | 阴 | 10°/5° | 0.0 mm |
| 2025-05-03 | 小毛毛雨 | 10°/4° | 0.3 mm |
| 2025-05-04 | 阴 | 9°/3° | 0.0 mm |
| 2025-05-05 | 阴 | 10°/1° | 0.0 mm |
| 2025-05-06 | 阴 | 12°/2° | 0.0 mm |
| 2025-05-07 | 阴 | 12°/5° | 0.0 mm |
| 2025-05-08 | 阴 | 11°/3° | 0.0 mm |
| 2025-05-09 | 阴 | 12°/3° | 0.0 mm |
| 2025-05-10 | 阴 | 14°/5° | 0.0 mm |
| 2025-05-11 | 阴 | 16°/9° | 0.0 mm |
| 2025-05-12 | 小毛毛雨 | 19°/8° | 0.6 mm |
| 2025-05-13 | 晴天 | 17°/10° | 0.0 mm |
| 2025-05-14 | 阴 | 14°/6° | 0.0 mm |
| 2025-05-15 | 阴 | 15°/4° | 0.0 mm |
| 2025-05-16 | 晴间多云 | 16°/5° | 0.0 mm |
| 2025-05-17 | 晴天 | 16°/6° | 0.0 mm |
| 2025-05-18 | 小毛毛雨 | 16°/7° | 0.1 mm |
| 2025-05-19 | 阴 | 12°/5° | 0.0 mm |
| 2025-05-20 | 毛毛雨 | 15°/6° | 3.3 mm |
| 2025-05-21 | 阴 | 15°/6° | 0.0 mm |
| 2025-05-22 | 阴 | 13°/4° | 0.0 mm |
| 2025-05-23 | 大毛毛雨 | 13°/4° | 4.4 mm |
| 2025-05-24 | 中阵雨 | 14°/11° | 13.9 mm |
| 2025-05-25 | 毛毛雨 | 11°/6° | 5.3 mm |
| 2025-05-26 | 大毛毛雨 | 10°/6° | 6.7 mm |
| 2025-05-27 | 毛毛雨 | 9°/6° | 3.5 mm |
| 2025-05-28 | 大毛毛雨 | 13°/6° | 4.3 mm |
| 2025-05-29 | 中阵雨 | 15°/8° | 11.9 mm |
| 2025-05-30 | 小毛毛雨 | 15°/9° | 0.8 mm |
| 2025-05-31 | 大毛毛雨 | 14°/9° | 3.0 mm |
2025年05月马恩岛共记录 31 天，平均最高 13℃、最低 5℃，降水日 13 天。