| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-05-01 | 阴 | 19°/6° | 0.0 mm |
| 2026-05-02 | 阴 | 14°/7° | 0.0 mm |
| 2026-05-03 | 晴间多云 | 18°/3° | 0.0 mm |
| 2026-05-04 | 晴天 | 25°/4° | 0.0 mm |
| 2026-05-05 | 多云 | 27°/11° | 0.0 mm |
| 2026-05-06 | 阴 | 23°/16° | 0.0 mm |
| 2026-05-07 | 中雨 | 19°/9° | 8.0 mm |
| 2026-05-08 | 雾 | 21°/6° | 0.0 mm |
| 2026-05-09 | 阴 | 23°/8° | 0.0 mm |
| 2026-05-10 | 阴 | 28°/13° | 0.0 mm |
| 2026-05-11 | 阴 | 16°/7° | 0.0 mm |
| 2026-05-12 | 阴 | 22°/3° | 0.0 mm |
| 2026-05-13 | 阴 | 24°/6° | 0.0 mm |
| 2026-05-14 | 阴 | 19°/10° | 0.0 mm |
| 2026-05-15 | 阴 | 23°/6° | 0.0 mm |
| 2026-05-16 | 晴天 | 29°/10° | 0.0 mm |
| 2026-05-17 | 多云 | 33°/16° | 0.0 mm |
| 2026-05-18 | 多云 | 34°/18° | 0.0 mm |
| 2026-05-19 | 晴天 | 34°/19° | 0.0 mm |
| 2026-05-20 | 晴天 | 34°/18° | 0.0 mm |
| 2026-05-21 | 大雨 | 32°/17° | 18.1 mm |
| 2026-05-22 | 大毛毛雨 | 16°/14° | 1.5 mm |
| 2026-05-23 | 雾 | 15°/12° | 0.0 mm |
| 2026-05-24 | 雾 | 23°/14° | 0.0 mm |
| 2026-05-25 | 大毛毛雨 | 26°/19° | 1.1 mm |
| 2026-05-26 | 大雨 | 28°/21° | 53.3 mm |
| 2026-05-27 | 阴 | 29°/21° | 0.0 mm |
| 2026-05-28 | 雾 | 29°/19° | 0.0 mm |
| 2026-05-29 | 多云 | 27°/13° | 0.0 mm |
| 2026-05-30 | 阴 | 27°/18° | 0.0 mm |
| 2026-05-31 | 多云 | 24°/11° | 0.0 mm |
2026年05月格兰维尔共记录 31 天，平均最高 24℃、最低 12℃，降水日 5 天。