| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-05-01 | 阴 | 26°/8° | 0.0 mm |
| 2025-05-02 | 中阵雨 | 17°/11° | 18.3 mm |
| 2025-05-03 | 小毛毛雨 | 19°/9° | 0.2 mm |
| 2025-05-04 | 小毛毛雨 | 13°/8° | 0.6 mm |
| 2025-05-05 | 阴 | 19°/6° | 0.0 mm |
| 2025-05-06 | 中雨 | 13°/10° | 15.1 mm |
| 2025-05-07 | 中阵雨 | 14°/6° | 22.5 mm |
| 2025-05-08 | 阴 | 21°/4° | 0.0 mm |
| 2025-05-09 | 毛毛雨 | 21°/10° | 2.1 mm |
| 2025-05-10 | 阵雨 | 26°/12° | 8.0 mm |
| 2025-05-11 | 小毛毛雨 | 17°/11° | 0.9 mm |
| 2025-05-12 | 毛毛雨 | 16°/10° | 5.7 mm |
| 2025-05-13 | 阴 | 24°/9° | 0.0 mm |
| 2025-05-14 | 阴 | 24°/13° | 0.0 mm |
| 2025-05-15 | 阴 | 27°/13° | 0.0 mm |
| 2025-05-16 | 小毛毛雨 | 27°/14° | 0.2 mm |
| 2025-05-17 | 中雨 | 24°/15° | 19.0 mm |
| 2025-05-18 | 小毛毛雨 | 27°/14° | 0.2 mm |
| 2025-05-19 | 小毛毛雨 | 25°/13° | 0.4 mm |
| 2025-05-20 | 阴 | 28°/13° | 0.0 mm |
| 2025-05-21 | 毛毛雨 | 31°/17° | 1.0 mm |
| 2025-05-22 | 毛毛雨 | 23°/13° | 1.5 mm |
| 2025-05-23 | 阴 | 21°/10° | 0.0 mm |
| 2025-05-24 | 小雨 | 22°/11° | 4.5 mm |
| 2025-05-25 | 大雨 | 22°/12° | 18.4 mm |
| 2025-05-26 | 小毛毛雨 | 17°/10° | 0.7 mm |
| 2025-05-27 | 毛毛雨 | 22°/10° | 2.0 mm |
| 2025-05-28 | 小雨 | 24°/12° | 1.8 mm |
| 2025-05-29 | 小毛毛雨 | 25°/14° | 0.2 mm |
| 2025-05-30 | 小毛毛雨 | 18°/12° | 0.5 mm |
| 2025-05-31 | 中雨 | 19°/12° | 14.7 mm |
2025年05月小布施町共记录 31 天，平均最高 21℃、最低 11℃，降水日 23 天。