| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 小毛毛雨 | 35°/22° | 0.0 mm |
| 2023-12-02 | 中雨 | 34°/21° | 5.9 mm |
| 2023-12-03 | 阴 | 34°/22° | 4.1 mm |
| 2023-12-04 | 阴 | 34°/22° | 0.0 mm |
| 2023-12-05 | 小毛毛雨 | 33°/22° | 3.1 mm |
| 2023-12-06 | 小毛毛雨 | 32°/22° | 2.7 mm |
| 2023-12-07 | 小毛毛雨 | 28°/21° | 2.4 mm |
| 2023-12-08 | 小毛毛雨 | 28°/20° | 1.0 mm |
| 2023-12-09 | 小毛毛雨 | 33°/20° | 0.1 mm |
| 2023-12-10 | 毛毛雨 | 32°/20° | 0.0 mm |
| 2023-12-11 | 大毛毛雨 | 35°/21° | 0.3 mm |
| 2023-12-12 | 小雨 | 25°/21° | 18.3 mm |
| 2023-12-13 | 大雨 | 23°/23° | 90.5 mm |
| 2023-12-14 | 大雨 | 23°/23° | 153.6 mm |
| 2023-12-15 | 中雨 | 23°/23° | 98.8 mm |
| 2023-12-16 | 大雨 | 23°/23° | 190.0 mm |
| 2023-12-17 | 大雨 | 24°/20° | 365.5 mm |
| 2023-12-18 | 中雨 | 21°/20° | 14.9 mm |
| 2023-12-19 | 毛毛雨 | 28°/20° | 4.2 mm |
| 2023-12-20 | 小毛毛雨 | 29°/20° | 0.5 mm |
| 2023-12-21 | 小毛毛雨 | 29°/20° | 0.3 mm |
| 2023-12-22 | 大毛毛雨 | 32°/21° | 4.8 mm |
| 2023-12-23 | 小雨 | 32°/21° | 3.9 mm |
| 2023-12-24 | 多云 | 33°/22° | 4.7 mm |
| 2023-12-25 | 大毛毛雨 | 33°/22° | 9.5 mm |
| 2023-12-26 | 小雨 | 33°/22° | 4.9 mm |
| 2023-12-27 | 小雨 | 34°/23° | 6.4 mm |
| 2023-12-28 | 毛毛雨 | 33°/23° | 0.6 mm |
| 2023-12-29 | 阴 | 33°/23° | 0.0 mm |
| 2023-12-30 | 小毛毛雨 | 34°/22° | 0.4 mm |
| 2023-12-31 | 毛毛雨 | 33°/23° | 0.7 mm |
2023年12月约翰斯通共记录 31 天，平均最高 30℃、最低 21℃，降水日 29 天。