| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 强阵雨 | 15°/6° | 42.1 mm |
| 2026-05-02 | 毛毛雨 | 13°/5° | 1.4 mm |
| 2026-05-03 | 大毛毛雨 | 17°/5° | 2.0 mm |
| 2026-05-04 | 小雨 | 10°/2° | 7.1 mm |
| 2026-05-05 | 小毛毛雨 | 13°/2° | 0.3 mm |
| 2026-05-06 | 阴 | 17°/8° | 0.0 mm |
| 2026-05-07 | 阴 | 17°/8° | 0.0 mm |
| 2026-05-08 | 阵雨 | 15°/9° | 8.1 mm |
| 2026-05-09 | 毛毛雨 | 10°/5° | 4.3 mm |
| 2026-05-10 | 阴 | 18°/4° | 0.0 mm |
| 2026-05-11 | 阴 | 17°/7° | 0.0 mm |
| 2026-05-12 | 晴天 | 19°/8° | 0.0 mm |
| 2026-05-13 | 小雨 | 21°/10° | 3.9 mm |
| 2026-05-14 | 小毛毛雨 | 16°/6° | 0.2 mm |
| 2026-05-15 | 阴 | 20°/6° | 0.0 mm |
| 2026-05-16 | 晴天 | 21°/10° | 0.0 mm |
| 2026-05-17 | 阴 | 19°/8° | 0.0 mm |
| 2026-05-18 | 雾 | 20°/8° | 0.0 mm |
| 2026-05-19 | 阴 | 22°/11° | 0.0 mm |
| 2026-05-20 | 雾 | 17°/9° | 0.0 mm |
| 2026-05-21 | 阴 | 18°/8° | 0.0 mm |
| 2026-05-22 | 阴 | 16°/5° | 0.0 mm |
| 2026-05-23 | 阴 | 17°/4° | 0.0 mm |
| 2026-05-24 | 阵雨 | 11°/5° | 8.9 mm |
| 2026-05-25 | 小毛毛雨 | 22°/11° | 0.7 mm |
| 2026-05-26 | 阴 | 22°/11° | 0.0 mm |
| 2026-05-27 | 阴 | 23°/11° | 0.0 mm |
| 2026-05-28 | 中雨 | 18°/14° | 19.9 mm |
| 2026-05-29 | 小雨 | 15°/10° | 7.0 mm |
| 2026-05-30 | 毛毛雨 | 17°/9° | 2.3 mm |
| 2026-05-31 | 阴 | 22°/7° | 0.0 mm |
2026年05月有珠郡共记录 31 天，平均最高 17℃、最低 7℃，降水日 14 天。