| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 晴天 | 29°/21° | 2.2 mm |
| 2023-12-02 | 晴天 | 30°/21° | 5.8 mm |
| 2023-12-03 | 晴天 | 28°/19° | 10.1 mm |
| 2023-12-04 | 晴天 | 30°/19° | 0.0 mm |
| 2023-12-05 | 晴天 | 31°/21° | 0.0 mm |
| 2023-12-06 | 晴天 | 31°/21° | 1.2 mm |
| 2023-12-07 | 晴天 | 29°/21° | 3.1 mm |
| 2023-12-08 | 晴天 | 25°/21° | 22.9 mm |
| 2023-12-09 | 晴天 | 26°/22° | 10.0 mm |
| 2023-12-10 | 晴天 | 25°/21° | 8.5 mm |
| 2023-12-11 | 晴天 | 29°/22° | 2.2 mm |
| 2023-12-12 | 晴天 | 28°/21° | 5.1 mm |
| 2023-12-13 | 晴天 | 27°/19° | 8.2 mm |
| 2023-12-14 | 晴天 | 24°/20° | 20.8 mm |
| 2023-12-15 | 晴天 | 24°/20° | 30.1 mm |
| 2023-12-16 | 晴天 | 25°/21° | 52.3 mm |
| 2023-12-17 | 晴天 | 29°/21° | 6.8 mm |
| 2023-12-18 | 晴天 | 30°/22° | 5.3 mm |
| 2023-12-19 | 晴天 | 28°/21° | 28.2 mm |
| 2023-12-20 | 晴天 | 25°/20° | 8.3 mm |
| 2023-12-21 | 晴天 | 23°/20° | 3.1 mm |
| 2023-12-22 | 晴天 | 25°/20° | 2.9 mm |
| 2023-12-23 | 晴天 | 26°/19° | 2.6 mm |
| 2023-12-24 | 晴天 | 27°/19° | 0.1 mm |
| 2023-12-25 | 晴天 | 26°/19° | 3.9 mm |
| 2023-12-26 | 晴天 | 27°/20° | 1.6 mm |
| 2023-12-27 | 晴天 | 29°/20° | 0.0 mm |
| 2023-12-28 | 晴天 | 28°/20° | 0.0 mm |
| 2023-12-29 | 晴天 | 30°/20° | 0.0 mm |
| 2023-12-30 | 晴天 | 29°/20° | 0.0 mm |
| 2023-12-31 | 晴天 | 24°/20° | 7.1 mm |
2023年12月里奥圣胡安共记录 31 天，平均最高 27℃、最低 20℃，降水日 25 天。