| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2024-12-01 | 阴 | 8°/1° | 0.0 mm |
| 2024-12-02 | 雾 | 5°/1° | 0.0 mm |
| 2024-12-03 | 雾 | 5°/2° | 0.0 mm |
| 2024-12-04 | 雾 | 5°/1° | 0.0 mm |
| 2024-12-05 | 雾 | 8°/1° | 0.0 mm |
| 2024-12-06 | 阴 | 9°/2° | 0.0 mm |
| 2024-12-07 | 中雨 | 10°/6° | 14.9 mm |
| 2024-12-08 | 毛毛雨 | 8°/5° | 1.1 mm |
| 2024-12-09 | 雾 | 8°/3° | 0.0 mm |
| 2024-12-10 | 雾 | 6°/2° | 0.0 mm |
| 2024-12-11 | 雾 | 8°/2° | 0.0 mm |
| 2024-12-12 | 阴 | 7°/2° | 0.0 mm |
| 2024-12-13 | 小雨 | 7°/3° | 9.5 mm |
| 2024-12-14 | 小毛毛雨 | 9°/5° | 0.4 mm |
| 2024-12-15 | 阴 | 8°/3° | 0.0 mm |
| 2024-12-16 | 小雨 | 9°/4° | 3.7 mm |
| 2024-12-17 | 中雨 | 10°/5° | 36.4 mm |
| 2024-12-18 | 中雨 | 12°/6° | 23.1 mm |
| 2024-12-19 | 毛毛雨 | 11°/6° | 1.5 mm |
| 2024-12-20 | 雾 | 12°/7° | 0.0 mm |
| 2024-12-21 | 毛毛雨 | 10°/7° | 2.3 mm |
| 2024-12-22 | 小雨 | 9°/6° | 5.2 mm |
| 2024-12-23 | 小雨 | 10°/7° | 2.2 mm |
| 2024-12-24 | 大雨 | 10°/6° | 8.0 mm |
| 2024-12-25 | 中雨 | 7°/4° | 24.2 mm |
| 2024-12-26 | 中雨 | 10°/6° | 10.2 mm |
| 2024-12-27 | 中雨 | 8°/6° | 12.4 mm |
| 2024-12-28 | 小毛毛雨 | 10°/7° | 0.4 mm |
| 2024-12-29 | 毛毛雨 | 7°/4° | 1.9 mm |
| 2024-12-30 | 阴 | 7°/3° | 0.0 mm |
| 2024-12-31 | 雾 | 6°/1° | 0.0 mm |
2024年12月西雅图共记录 31 天，平均最高 8℃、最低 4℃，降水日 17 天。