| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 晴天 | 10°/6° | 0.0 mm |
| 2023-12-02 | 晴天 | 11°/5° | 0.0 mm |
| 2023-12-03 | 晴天 | 13°/7° | 0.0 mm |
| 2023-12-04 | 晴天 | 11°/6° | 0.0 mm |
| 2023-12-05 | 晴天 | 11°/9° | 13.4 mm |
| 2023-12-06 | 晴天 | 13°/9° | 0.3 mm |
| 2023-12-07 | 晴天 | 13°/10° | 3.6 mm |
| 2023-12-08 | 晴天 | 12°/7° | 0.0 mm |
| 2023-12-09 | 晴天 | 15°/9° | 0.0 mm |
| 2023-12-10 | 晴天 | 16°/11° | 0.0 mm |
| 2023-12-11 | 晴天 | 15°/12° | 9.8 mm |
| 2023-12-12 | 晴天 | 17°/12° | 2.1 mm |
| 2023-12-13 | 晴天 | 12°/10° | 0.0 mm |
| 2023-12-14 | 晴天 | 12°/9° | 0.4 mm |
| 2023-12-15 | 晴天 | 15°/11° | 0.3 mm |
| 2023-12-16 | 晴天 | 16°/8° | 1.6 mm |
| 2023-12-17 | 晴天 | 7°/2° | 0.1 mm |
| 2023-12-18 | 晴天 | 8°/2° | 0.0 mm |
| 2023-12-19 | 晴天 | 7°/6° | 0.1 mm |
| 2023-12-20 | 晴天 | 9°/5° | 0.0 mm |
| 2023-12-21 | 晴天 | 5°/0° | 0.0 mm |
| 2023-12-22 | 晴天 | 4°/0° | 0.0 mm |
| 2023-12-23 | 晴天 | 7°/1° | 0.0 mm |
| 2023-12-24 | 晴天 | 8°/3° | 0.0 mm |
| 2023-12-25 | 晴天 | 9°/4° | 0.9 mm |
| 2023-12-26 | 晴天 | 10°/4° | 0.0 mm |
| 2023-12-27 | 晴天 | 12°/7° | 0.0 mm |
| 2023-12-28 | 晴天 | 11°/7° | 0.0 mm |
| 2023-12-29 | 晴天 | 12°/7° | 0.0 mm |
| 2023-12-30 | 晴天 | 10°/7° | 0.0 mm |
| 2023-12-31 | 晴天 | 14°/9° | 1.5 mm |
2023年12月濑户内市共记录 31 天，平均最高 11℃、最低 6℃，降水日 12 天。