参考までに、富士山の最低気温も載せています。（観測点 標高3775.1m）
| 道内最低気温 | 江丹別 | 富士山 | |||||
|---|---|---|---|---|---|---|---|
| 年月日 | 観測点 | 最低気温 | 観測時刻 | 順位 | 最低気温 | 観測時刻 | 最低気温 |
| 2025/12/25 | |||||||
| 2025/12/24 | 滝上・歌登 | -8.7 | － | 12 | -6.3 | 08:09 | -7.9 |
| 2025/12/23 | 生田原 | -21.1 | 06:27 | 92 | -9.7 | 02:59 | -15.9 |
| 2025/12/22 | 生田原 | -16.8 | 23:40 | 21 | -12.6 | 22:15 | -16.6 |
| 2025/12/21 | 礼文 | -4.2 | 24:00 | 57 | -1.1 | 24:00 | -11.1 |
| 2025/12/20 | 糠内 | -11.8 | 05:48 | 40 | -3.9 | 00:06 | -10.3 |
| 2025/12/19 | 陸別 | -26.0 | 06:44 | 59 | -9.7 | 19:21 | -13.7 |
| 2025/12/18 | 陸別 | -24.0 | 07:36 | 107 | -7.0 | 06:41 | -17.3 |
| 2025/12/17 | 陸別 | -22.9 | 07:05 | 98 | -6.5 | 07:25 | -16.2 |
| 2025/12/16 | 陸別 | -17.2 | 04:57 | 75 | -6.4 | 23:54 | -14.5 |
| 2025/12/15 | 陸別 | -13.2 | 22:58 | 74 | -2.5 | 23:06 | -21.4 |
| 2025/12/14 | 陸別 | -19.8 | 00:56 | 17 | -13.7 | 08:11 | -20.6 |
| 2025/12/13 | 陸別 | -24.7 | 07:05 | 55 | -11.4 | 00:29 | -16.2 |
| 2025/12/12 | 陸別 | -20.1 | 24:00 | 29 | -13.8 | 00:17 | -17.6 |
| 2025/12/11 | 川湯・根室中標津 | -14.1 | － | 7 | -12.4 | 23:54 | -14.9 |
| 2025/12/10 | 陸別 | -18.8 | 07:40 | 93 | -7.3 | 18:14 | -17.1 |
| 2025/12/9 | 北見 | -15.7 | 23:39 | 58 | -7.3 | 00:23 | -17.6 |
| 2025/12/8 | 境野 | -9.2 | 23:21 | 10 | -5.8 | 23:51 | -14.0 |
| 2025/12/7 | 糠内・生田原 | -6.9 | － | 15 | -4.4 | 00:09 | -15.3 |
| 2025/12/6 | 陸別・川湯 | -11.8 | － | 28 | -7.0 | 21:30 | -15.4 |
| 2025/12/5 | 斜里 | -17.8 | 03:54 | 90 | -5.1 | 04:53 | -21.5 |
| 2025/12/4 | 小清水 | -15.1 | 19:51 | 77 | -7.6 | 01:21 | -25.7 |
| 2025/12/3 | 留辺蘂 | -11.1 | 05:54 | 27 | -6.1 | 24:00 | -25.1 |
| 2025/12/2 | 陸別 | -9.1 | 07:08 | 24 | -5.8 | 07:53 | -12.1 |
| 2025/12/1 | 陸別 | -7.7 | 05:39 | 83 | -2.0 | 06:59 | -11.2 |
| 2025/11/30 | 根室中標津 | -8.9 | 01:41 | 64 | -3.6 | 05:04 | -10.9 |
| 2025/11/29 | 陸別 | -8.2 | 23:45 | 76 | -2.7 | 23:50 | -12.3 |
| 2025/11/28 | 江丹別 | -4.1 | 00:04 | 1 | -4.1 | 00:04 | -15.0 |
| 2025/11/27 | 沼川 | -8.6 | 06:07 | 7 | -5.7 | 21:38 | -12.6 |
| 2025/11/26 | 沼川 | -7.1 | 24:00 | 6 | -4.5 | 23:39 | -15.4 |
| 2025/11/25 | 陸別 | -7.6 | 06:40 | 70 | -2.8 | 00:25 | -15.1 |
| 2025/11/24 | 陸別 | -5.2 | 24:00 | 14 | -3.2 | 21:27 | -11.3 |
| 2025/11/23 | 陸別 | -8.0 | 02:44 | 42 | -1.6 | 22:44 | -10.5 |
| 2025/11/22 | 中徹別 | -8.2 | 06:22 | 49 | -3.4 | 05:48 | -10.8 |
| 2025/11/21 | 根室中標津 | -7.3 | 22:56 | 45 | -2.5 | 22:54 | -12.9 |
| 2025/11/20 | 陸別 | -11.4 | 06:42 | 66 | -2.7 | 20:12 | -15.4 |
| 2025/11/19 | 陸別 | -11.7 | 07:00 | 81 | -5.2 | 01:45 | -19.1 |
| 2025/11/18 | 陸別 | -8.6 | 24:00 | 36 | -5.5 | 23:06 | -19.3 |
| 2025/11/17 | 糠内・池田 | -4.6 | － | 83 | -2.3 | 24:00 | -10.4 |
| 2025/11/16 | 陸別 | -9.6 | 07:03 | 52 | -4.8 | 07:07 | -10.4 |
| 2025/11/15 | 陸別 | -9.9 | 06:53 | 100 | -2.1 | 07:16 | -12.1 |
| 2025/11/14 | 陸別 | -6.5 | 24:00 | 61 | -1.7 | 23:21 | -11.4 |
| 2025/11/13 | 標茶 | -7.3 | 05:51 | 50 | -2.1 | 01:14 | -10.3 |
| 2025/11/12 | 根室中標津 | -7.1 | 22:58 | 51 | -2.7 | 02:39 | -10.5 |
| 2025/11/11 | 中徹別 | -6.0 | 06:16 | 52 | -1.1 | 04:18 | -10.2 |
| 2025/11/10 | 足寄 | -3.1 | 23:49 | 21 | -1.1 | 21:50 | -12.1 |
| 2025/11/9 | 女満別 | -10.6 | 00:01 | 38 | -4.6 | 02:30 | -9.6 |
| 2025/11/8 | 女満別 | -11.9 | 23:52 | 21 | -6.2 | 01:31 | -8.8 |
| 2025/11/7 | 幌加内 | -6.6 | 24:00 | 5 | -5.3 | 24:00 | -7.6 |
| 2025/11/6 | 沼川 | -4.9 | 05:50 | 19 | -1.8 | 05:26 | -7.2 |
| 2025/11/5 | 標茶 | -5.0 | 03:29 | 34 | -1.1 | 24:00 | -9.8 |
| 2025/11/4 | 根室中標津 | -7.7 | 06:11 | 16 | -5.0 | 03:07 | -9.3 |
| 2025/11/3 | 根室中標津 | -5.3 | 22:49 | 3 | -4.2 | 24:00 | -15.5 |
| 2025/11/2 | 朱鞠内・達布 | -0.4 | － | 26 | 1.5 | 23:48 | -10.1 |
| 2025/11/1 | ぬかびら源泉郷 | 0.9 | 23:50 | 16 | 2.4 | 24:00 | -9.2 |