| 日期 | 天气 | 高/低 | 降水 |
|---|---|---|---|
| 2026-02-01 | 阴 | -3°/-14° | 0.0 mm |
| 2026-02-02 | 小雪 | -7°/-18° | 0.4 mm |
| 2026-02-03 | 阴 | -15°/-27° | 0.0 mm |
| 2026-02-04 | 小毛毛雨 | -21°/-29° | 0.2 mm |
| 2026-02-05 | 阴 | -18°/-34° | 0.0 mm |
| 2026-02-06 | 阴 | -11°/-31° | 0.0 mm |
| 2026-02-07 | 阴 | -9°/-24° | 0.0 mm |
| 2026-02-08 | 阴 | -10°/-27° | 0.0 mm |
| 2026-02-09 | 小雪 | -6°/-20° | 1.0 mm |
| 2026-02-10 | 阴 | -3°/-21° | 0.0 mm |
| 2026-02-11 | 阴 | -1°/-17° | 0.0 mm |
| 2026-02-12 | 中雪 | 0°/-13° | 4.2 mm |
| 2026-02-13 | 中雪 | -2°/-21° | 2.3 mm |
| 2026-02-14 | 阴 | -8°/-26° | 0.0 mm |
| 2026-02-15 | 阴 | 0°/-22° | 0.0 mm |
| 2026-02-16 | 阴 | -1°/-15° | 0.0 mm |
| 2026-02-17 | 阴 | 0°/-18° | 0.0 mm |
| 2026-02-18 | 阴 | 1°/-16° | 0.0 mm |
| 2026-02-19 | 小毛毛雨 | 3°/-8° | 0.1 mm |
| 2026-02-20 | 小阵雪 | -2°/-17° | 0.4 mm |
| 2026-02-21 | 阴 | -13°/-20° | 0.0 mm |
| 2026-02-22 | 中雪 | -17°/-29° | 1.1 mm |
| 2026-02-23 | 阴 | -16°/-32° | 0.0 mm |
| 2026-02-24 | 雾 | -17°/-27° | 0.0 mm |
| 2026-02-25 | 小毛毛雨 | -17°/-23° | 0.1 mm |
| 2026-02-26 | 阴 | -16°/-27° | 0.0 mm |
| 2026-02-27 | 阴 | -16°/-29° | 0.0 mm |
| 2026-02-28 | 小毛毛雨 | -16°/-29° | 0.3 mm |
2026年02月伊尔库茨克共记录 28 天，平均最高 -8℃、最低 -22℃，降水日 10 天。