| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2025-08-01 | 阴 | 28°/14° | 0.0 mm |
| 2025-08-02 | 阴 | 25°/15° | 0.0 mm |
| 2025-08-03 | 阴 | 22°/14° | 0.0 mm |
| 2025-08-04 | 阴 | 22°/14° | 0.0 mm |
| 2025-08-05 | 阴 | 27°/13° | 0.0 mm |
| 2025-08-06 | 小毛毛雨 | 21°/16° | 0.8 mm |
| 2025-08-07 | 阴 | 22°/15° | 0.0 mm |
| 2025-08-08 | 多云 | 26°/11° | 0.0 mm |
| 2025-08-09 | 阴 | 29°/14° | 0.0 mm |
| 2025-08-10 | 晴天 | 36°/16° | 0.0 mm |
| 2025-08-11 | 晴天 | 35°/18° | 0.0 mm |
| 2025-08-12 | 晴天 | 36°/19° | 0.0 mm |
| 2025-08-13 | 晴间多云 | 30°/17° | 0.0 mm |
| 2025-08-14 | 阴 | 25°/17° | 0.0 mm |
| 2025-08-15 | 阴 | 22°/17° | 0.0 mm |
| 2025-08-16 | 大毛毛雨 | 23°/17° | 1.9 mm |
| 2025-08-17 | 阴 | 24°/16° | 0.0 mm |
| 2025-08-18 | 阴 | 25°/16° | 0.0 mm |
| 2025-08-19 | 阴 | 26°/14° | 0.0 mm |
| 2025-08-20 | 阴 | 27°/15° | 0.0 mm |
| 2025-08-21 | 阴 | 30°/12° | 0.0 mm |
| 2025-08-22 | 晴天 | 38°/14° | 0.0 mm |
| 2025-08-23 | 晴间多云 | 37°/17° | 0.0 mm |
| 2025-08-24 | 阴 | 34°/18° | 0.0 mm |
| 2025-08-25 | 阴 | 30°/19° | 0.0 mm |
| 2025-08-26 | 阴 | 34°/19° | 0.0 mm |
| 2025-08-27 | 阴 | 30°/19° | 0.0 mm |
| 2025-08-28 | 阴 | 30°/17° | 0.0 mm |
| 2025-08-29 | 雾 | 28°/16° | 0.0 mm |
| 2025-08-30 | 雾 | 23°/14° | 0.0 mm |
| 2025-08-31 | 阴 | 26°/15° | 0.0 mm |
2025年08月波特兰共记录 31 天，平均最高 28℃、最低 15℃，降水日 2 天。