| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 阴 | 22°/13° | 0.0 mm |
| 2025-05-02 | 强阵雨 | 16°/14° | 33.1 mm |
| 2025-05-03 | 阴 | 23°/13° | 0.0 mm |
| 2025-05-04 | 小毛毛雨 | 25°/15° | 0.3 mm |
| 2025-05-05 | 阴 | 21°/13° | 0.0 mm |
| 2025-05-06 | 中阵雨 | 17°/13° | 18.8 mm |
| 2025-05-07 | 毛毛雨 | 23°/13° | 0.9 mm |
| 2025-05-08 | 小毛毛雨 | 21°/14° | 0.3 mm |
| 2025-05-09 | 毛毛雨 | 21°/14° | 0.9 mm |
| 2025-05-10 | 毛毛雨 | 21°/16° | 3.2 mm |
| 2025-05-11 | 小毛毛雨 | 26°/17° | 0.2 mm |
| 2025-05-12 | 大毛毛雨 | 21°/15° | 3.7 mm |
| 2025-05-13 | 阴 | 23°/15° | 0.0 mm |
| 2025-05-14 | 阴 | 25°/16° | 0.0 mm |
| 2025-05-15 | 阴 | 25°/16° | 0.0 mm |
| 2025-05-16 | 阴 | 25°/17° | 0.0 mm |
| 2025-05-17 | 中阵雨 | 22°/18° | 13.0 mm |
| 2025-05-18 | 阴 | 25°/21° | 0.0 mm |
| 2025-05-19 | 毛毛雨 | 21°/17° | 1.0 mm |
| 2025-05-20 | 阴 | 27°/16° | 0.0 mm |
| 2025-05-21 | 阴 | 28°/19° | 0.0 mm |
| 2025-05-22 | 小毛毛雨 | 26°/18° | 0.4 mm |
| 2025-05-23 | 小毛毛雨 | 20°/16° | 0.7 mm |
| 2025-05-24 | 毛毛雨 | 19°/16° | 2.2 mm |
| 2025-05-25 | 中雨 | 24°/15° | 15.7 mm |
| 2025-05-26 | 阴 | 22°/17° | 0.0 mm |
| 2025-05-27 | 小毛毛雨 | 20°/16° | 1.0 mm |
| 2025-05-28 | 小毛毛雨 | 24°/15° | 0.6 mm |
| 2025-05-29 | 阵雨 | 23°/16° | 1.5 mm |
| 2025-05-30 | 中阵雨 | 16°/14° | 30.2 mm |
| 2025-05-31 | 阵雨 | 15°/14° | 6.0 mm |
2025年05月市原市共记录 31 天，平均最高 22℃、最低 15℃，降水日 20 天。