| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 小毛毛雨 | 13°/6° | 0.4 mm |
| 2026-05-02 | 大毛毛雨 | 11°/6° | 2.6 mm |
| 2026-05-03 | 小毛毛雨 | 9°/6° | 2.2 mm |
| 2026-05-04 | 阴 | 10°/3° | 0.0 mm |
| 2026-05-05 | 阴 | 9°/3° | 0.0 mm |
| 2026-05-06 | 小毛毛雨 | 9°/3° | 0.2 mm |
| 2026-05-07 | 小毛毛雨 | 10°/3° | 0.3 mm |
| 2026-05-08 | 小毛毛雨 | 11°/5° | 3.0 mm |
| 2026-05-09 | 阴 | 10°/2° | 0.0 mm |
| 2026-05-10 | 阴 | 9°/0° | 0.0 mm |
| 2026-05-11 | 小毛毛雨 | 8°/3° | 0.3 mm |
| 2026-05-12 | 小毛毛雨 | 10°/3° | 1.8 mm |
| 2026-05-13 | 小毛毛雨 | 9°/3° | 3.3 mm |
| 2026-05-14 | 毛毛雨 | 8°/4° | 5.9 mm |
| 2026-05-15 | 阴 | 8°/3° | 0.0 mm |
| 2026-05-16 | 大毛毛雨 | 7°/1° | 3.5 mm |
| 2026-05-17 | 毛毛雨 | 9°/3° | 4.4 mm |
| 2026-05-18 | 毛毛雨 | 9°/3° | 2.5 mm |
| 2026-05-19 | 小雨 | 10°/6° | 7.4 mm |
| 2026-05-20 | 小毛毛雨 | 13°/7° | 0.6 mm |
| 2026-05-21 | 小雨 | 13°/8° | 2.1 mm |
| 2026-05-22 | 毛毛雨 | 13°/8° | 1.3 mm |
| 2026-05-23 | 雾 | 14°/7° | 0.0 mm |
| 2026-05-24 | 阴 | 16°/8° | 0.0 mm |
| 2026-05-25 | 晴天 | 22°/9° | 0.0 mm |
| 2026-05-26 | 阴 | 21°/11° | 0.0 mm |
| 2026-05-27 | 小毛毛雨 | 17°/10° | 0.2 mm |
| 2026-05-28 | 阴 | 17°/10° | 0.0 mm |
| 2026-05-29 | 阴 | 15°/8° | 0.0 mm |
| 2026-05-30 | 小毛毛雨 | 13°/8° | 1.8 mm |
| 2026-05-31 | 毛毛雨 | 14°/8° | 1.6 mm |
2026年05月马恩岛共记录 31 天，平均最高 11℃、最低 5℃，降水日 20 天。