| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2023-12-01 | 晴天 | -2°/-9° | 0.0 mm |
| 2023-12-02 | 晴天 | 0°/-7° | 2.1 mm |
| 2023-12-03 | 晴天 | 1°/-6° | 0.0 mm |
| 2023-12-04 | 晴天 | 2°/-2° | 0.0 mm |
| 2023-12-05 | 晴天 | 6°/0° | 0.0 mm |
| 2023-12-06 | 晴天 | 6°/0° | 3.6 mm |
| 2023-12-07 | 晴天 | 5°/-2° | 0.0 mm |
| 2023-12-08 | 晴天 | 10°/0° | 0.5 mm |
| 2023-12-09 | 晴天 | 11°/6° | 0.1 mm |
| 2023-12-10 | 晴天 | 8°/4° | 0.0 mm |
| 2023-12-11 | 晴天 | 6°/0° | 16.6 mm |
| 2023-12-12 | 晴天 | 3°/-1° | 1.2 mm |
| 2023-12-13 | 晴天 | 5°/0° | 0.0 mm |
| 2023-12-14 | 晴天 | 2°/0° | 14.9 mm |
| 2023-12-15 | 晴天 | 0°/-1° | 19.6 mm |
| 2023-12-16 | 晴天 | 0°/-21° | 7.9 mm |
| 2023-12-17 | 晴天 | -13°/-24° | 0.0 mm |
| 2023-12-18 | 晴天 | -9°/-19° | 0.0 mm |
| 2023-12-19 | 晴天 | -4°/-15° | 0.0 mm |
| 2023-12-20 | 晴天 | -9°/-17° | 0.3 mm |
| 2023-12-21 | 晴天 | -13°/-20° | 0.0 mm |
| 2023-12-22 | 晴天 | -13°/-21° | 0.0 mm |
| 2023-12-23 | 晴天 | -8°/-17° | 0.0 mm |
| 2023-12-24 | 晴天 | -4°/-13° | 0.0 mm |
| 2023-12-25 | 晴天 | -3°/-10° | 0.5 mm |
| 2023-12-26 | 晴天 | 0°/-11° | 1.2 mm |
| 2023-12-27 | 晴天 | 0°/-9° | 0.0 mm |
| 2023-12-28 | 晴天 | 0°/-8° | 0.0 mm |
| 2023-12-29 | 晴天 | 0°/-9° | 0.0 mm |
| 2023-12-30 | 晴天 | 0°/-7° | 2.9 mm |
| 2023-12-31 | 晴天 | 0°/-1° | 13.2 mm |
2023年12月长岛共记录 31 天，平均最高 0℃、最低 -7℃，降水日 14 天。