| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 毛毛雨 | 34°/23° | 2.8 mm |
| 2023-12-02 | 小毛毛雨 | 32°/23° | 6.7 mm |
| 2023-12-03 | 小毛毛雨 | 33°/22° | 2.9 mm |
| 2023-12-04 | 小毛毛雨 | 35°/22° | 0.1 mm |
| 2023-12-05 | 毛毛雨 | 33°/23° | 6.8 mm |
| 2023-12-06 | 毛毛雨 | 33°/22° | 3.1 mm |
| 2023-12-07 | 小毛毛雨 | 34°/23° | 1.5 mm |
| 2023-12-08 | 中雨 | 34°/22° | 2.1 mm |
| 2023-12-09 | 小毛毛雨 | 35°/23° | 1.7 mm |
| 2023-12-10 | 小毛毛雨 | 35°/23° | 0.2 mm |
| 2023-12-11 | 小毛毛雨 | 34°/24° | 3.0 mm |
| 2023-12-12 | 小毛毛雨 | 34°/23° | 3.0 mm |
| 2023-12-13 | 小毛毛雨 | 34°/23° | 1.0 mm |
| 2023-12-14 | 小毛毛雨 | 34°/22° | 0.0 mm |
| 2023-12-15 | 晴间多云 | 34°/21° | 0.0 mm |
| 2023-12-16 | 小毛毛雨 | 34°/22° | 0.0 mm |
| 2023-12-17 | 阴 | 32°/22° | 0.0 mm |
| 2023-12-18 | 阴 | 34°/20° | 0.0 mm |
| 2023-12-19 | 阴 | 34°/19° | 0.0 mm |
| 2023-12-20 | 多云 | 34°/20° | 0.0 mm |
| 2023-12-21 | 晴间多云 | 34°/18° | 0.0 mm |
| 2023-12-22 | 晴间多云 | 35°/19° | 0.0 mm |
| 2023-12-23 | 阴 | 36°/19° | 0.0 mm |
| 2023-12-24 | 多云 | 35°/21° | 0.0 mm |
| 2023-12-25 | 小毛毛雨 | 36°/22° | 0.0 mm |
| 2023-12-26 | 多云 | 36°/22° | 0.0 mm |
| 2023-12-27 | 阴 | 36°/21° | 0.0 mm |
| 2023-12-28 | 小毛毛雨 | 37°/22° | 0.0 mm |
| 2023-12-29 | 小毛毛雨 | 37°/22° | 0.0 mm |
| 2023-12-30 | 小毛毛雨 | 37°/23° | 0.1 mm |
| 2023-12-31 | 小毛毛雨 | 36°/23° | 0.4 mm |
2023年12月圣约翰河共记录 31 天，平均最高 34℃、最低 21℃，降水日 20 天。