| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 毛毛雨 | 26°/12° | 0.9 mm |
| 2025-05-02 | 小毛毛雨 | 29°/13° | 0.3 mm |
| 2025-05-03 | 毛毛雨 | 26°/13° | 2.5 mm |
| 2025-05-04 | 毛毛雨 | 26°/12° | 0.8 mm |
| 2025-05-05 | 小毛毛雨 | 24°/12° | 0.1 mm |
| 2025-05-06 | 阴 | 23°/12° | 0.0 mm |
| 2025-05-07 | 阴 | 27°/12° | 0.0 mm |
| 2025-05-08 | 阴 | 24°/12° | 0.0 mm |
| 2025-05-09 | 阴 | 26°/13° | 0.0 mm |
| 2025-05-10 | 阴 | 28°/12° | 0.0 mm |
| 2025-05-11 | 中阵雨 | 28°/12° | 5.1 mm |
| 2025-05-12 | 毛毛雨 | 24°/13° | 1.1 mm |
| 2025-05-13 | 中阵雨 | 24°/12° | 10.2 mm |
| 2025-05-14 | 强阵雨 | 20°/13° | 23.0 mm |
| 2025-05-15 | 中阵雨 | 28°/13° | 7.9 mm |
| 2025-05-16 | 阵雨 | 27°/13° | 2.2 mm |
| 2025-05-17 | 毛毛雨 | 28°/13° | 2.9 mm |
| 2025-05-18 | 毛毛雨 | 27°/12° | 3.0 mm |
| 2025-05-19 | 阵雨 | 27°/12° | 5.4 mm |
| 2025-05-20 | 阵雨 | 25°/11° | 4.6 mm |
| 2025-05-21 | 中阵雨 | 26°/11° | 7.1 mm |
| 2025-05-22 | 中阵雨 | 22°/12° | 8.7 mm |
| 2025-05-23 | 中阵雨 | 21°/12° | 13.4 mm |
| 2025-05-24 | 中阵雨 | 24°/12° | 5.0 mm |
| 2025-05-25 | 阵雨 | 26°/12° | 7.4 mm |
| 2025-05-26 | 中阵雨 | 26°/12° | 9.9 mm |
| 2025-05-27 | 中阵雨 | 18°/12° | 20.8 mm |
| 2025-05-28 | 大毛毛雨 | 25°/12° | 3.8 mm |
| 2025-05-29 | 小毛毛雨 | 24°/12° | 0.9 mm |
| 2025-05-30 | 阵雨 | 20°/12° | 14.5 mm |
| 2025-05-31 | 小毛毛雨 | 27°/12° | 0.8 mm |
2025年05月尔塔阿雷火山共记录 31 天，平均最高 25℃、最低 12℃，降水日 26 天。