| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 小雨 | 30°/20° | 2.4 mm |
| 2025-05-02 | 中阵雨 | 32°/20° | 12.1 mm |
| 2025-05-03 | 小毛毛雨 | 31°/20° | 1.0 mm |
| 2025-05-04 | 毛毛雨 | 31°/20° | 1.1 mm |
| 2025-05-05 | 阴 | 35°/21° | 0.0 mm |
| 2025-05-06 | 阴 | 35°/22° | 0.0 mm |
| 2025-05-07 | 阴 | 36°/23° | 0.0 mm |
| 2025-05-08 | 小毛毛雨 | 36°/22° | 0.5 mm |
| 2025-05-09 | 阴 | 36°/22° | 0.0 mm |
| 2025-05-10 | 强阵雨 | 36°/22° | 16.3 mm |
| 2025-05-11 | 强阵雨 | 34°/21° | 33.8 mm |
| 2025-05-12 | 阵雨 | 30°/20° | 5.1 mm |
| 2025-05-13 | 中阵雨 | 31°/21° | 11.8 mm |
| 2025-05-14 | 中阵雨 | 30°/20° | 7.6 mm |
| 2025-05-15 | 阵雨 | 25°/21° | 11.9 mm |
| 2025-05-16 | 阵雨 | 25°/21° | 8.3 mm |
| 2025-05-17 | 阵雨 | 26°/20° | 7.0 mm |
| 2025-05-18 | 阵雨 | 30°/21° | 13.5 mm |
| 2025-05-19 | 雷阵雨 | 31°/21° | 10.8 mm |
| 2025-05-20 | 雷阵雨 | 30°/21° | 5.7 mm |
| 2025-05-21 | 雷阵雨 | 34°/21° | 3.0 mm |
| 2025-05-22 | 阵雨 | 33°/21° | 6.2 mm |
| 2025-05-23 | 阵雨 | 34°/21° | 5.4 mm |
| 2025-05-24 | 雷阵雨 | 29°/21° | 10.9 mm |
| 2025-05-25 | 雷阵雨 | 26°/22° | 26.2 mm |
| 2025-05-26 | 中阵雨 | 25°/21° | 26.4 mm |
| 2025-05-27 | 强阵雨 | 24°/21° | 35.2 mm |
| 2025-05-28 | 阵雨 | 27°/21° | 14.5 mm |
| 2025-05-29 | 中阵雨 | 26°/21° | 17.5 mm |
| 2025-05-30 | 小毛毛雨 | 26°/21° | 1.0 mm |
| 2025-05-31 | 阵雨 | 29°/21° | 4.7 mm |
2025年05月南沙蒙乡共记录 31 天，平均最高 30℃、最低 21℃，降水日 27 天。