| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 小毛毛雨 | 21°/14° | 0.7 mm |
| 2025-05-02 | 强阵雨 | 17°/13° | 38.0 mm |
| 2025-05-03 | 阴 | 22°/12° | 0.0 mm |
| 2025-05-04 | 小毛毛雨 | 20°/14° | 0.1 mm |
| 2025-05-05 | 阴 | 21°/12° | 0.0 mm |
| 2025-05-06 | 中阵雨 | 17°/12° | 43.3 mm |
| 2025-05-07 | 中阵雨 | 19°/13° | 5.4 mm |
| 2025-05-08 | 阴 | 21°/12° | 0.0 mm |
| 2025-05-09 | 中阵雨 | 20°/16° | 33.1 mm |
| 2025-05-10 | 强阵雨 | 20°/17° | 23.7 mm |
| 2025-05-11 | 小雨 | 22°/15° | 3.2 mm |
| 2025-05-12 | 阵雨 | 20°/14° | 11.5 mm |
| 2025-05-13 | 阴 | 24°/15° | 0.0 mm |
| 2025-05-14 | 阴 | 23°/17° | 0.0 mm |
| 2025-05-15 | 阴 | 23°/17° | 0.0 mm |
| 2025-05-16 | 小毛毛雨 | 23°/17° | 0.1 mm |
| 2025-05-17 | 中阵雨 | 22°/18° | 25.7 mm |
| 2025-05-18 | 小毛毛雨 | 27°/20° | 1.1 mm |
| 2025-05-19 | 小毛毛雨 | 24°/19° | 0.2 mm |
| 2025-05-20 | 阴 | 27°/18° | 0.0 mm |
| 2025-05-21 | 阵雨 | 27°/20° | 4.0 mm |
| 2025-05-22 | 中阵雨 | 27°/20° | 12.5 mm |
| 2025-05-23 | 阴 | 21°/18° | 0.0 mm |
| 2025-05-24 | 中雨 | 20°/17° | 10.0 mm |
| 2025-05-25 | 中阵雨 | 22°/16° | 16.4 mm |
| 2025-05-26 | 阴 | 19°/15° | 0.0 mm |
| 2025-05-27 | 大毛毛雨 | 20°/15° | 5.1 mm |
| 2025-05-28 | 小毛毛雨 | 23°/16° | 1.1 mm |
| 2025-05-29 | 毛毛雨 | 22°/18° | 1.1 mm |
| 2025-05-30 | 小雨 | 22°/15° | 7.5 mm |
| 2025-05-31 | 小毛毛雨 | 20°/17° | 0.3 mm |
2025年05月半田市共记录 31 天，平均最高 21℃、最低 15℃，降水日 22 天。