平年値（旬ごとの値）
 |
 |  |
 |  |  |  |
本泊（宗谷地方) 平年値（旬ごとの値）
| 要素 | 降水量 (mm) | 平均気温 (℃) | 日最高気温 (℃) | 日最低気温 (℃) | 平均風速 (m/s) | 日照時間 (h) | 降雪の深さ合計 (cm) | 最深積雪 (cm) | |
|---|---|---|---|---|---|---|---|---|---|
| 統計期間 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | /// | /// | /// | |
| 資料年数 | 18 | 18 | 18 | 18 | 18 | 0 | 0 | 0 | |
| 1月 | 上旬 | /// | -3.8 | -2.0 | -5.9 | 6.5 | /// | /// | /// |
| 中旬 | /// | -5.1 | -3.3 | -7.3 | 6.0 | /// | /// | /// | |
| 下旬 | /// | -4.7 | -2.6 | -7.2 | 6.4 | /// | /// | /// | |
| 2月 | 上旬 | /// | -5.2 | -3.0 | -7.8 | 6.3 | /// | /// | /// |
| 中旬 | /// | -4.4 | -2.3 | -7.1 | 6.6 | /// | /// | /// | |
| 下旬 | /// | -3.4 | -0.8 | -6.7 | 6.7 | /// | /// | /// | |
| 3月 | 上旬 | /// | -2.5 | -0.2 | -5.4 | 6.9 | /// | /// | /// |
| 中旬 | /// | -0.3 | 2.1 | -3.3 | 7.0 | /// | /// | /// | |
| 下旬 | /// | 0.9 | 3.3 | -2.1 | 6.4 | /// | /// | /// | |
| 4月 | 上旬 | /// | 2.5 | 5.2 | -0.8 | 6.4 | /// | /// | /// |
| 中旬 | /// | 4.3 | 7.6 | 0.7 | 6.9 | /// | /// | /// | |
| 下旬 | /// | 6.3 | 10.0 | 2.2 | 7.1 | /// | /// | /// | |
| 5月 | 上旬 | /// | 8.0 | 11.9 | 3.9 | 7.0 | /// | /// | /// |
| 中旬 | /// | 9.3 | 13.1 | 5.2 | 7.0 | /// | /// | /// | |
| 下旬 | /// | 11.4 | 15.3 | 7.1 | 7.0 | /// | /// | /// | |
| 6月 | 上旬 | 13.4 | 12.6 | 16.5 | 8.4 | 5.9 | /// | /// | /// |
| 中旬 | 23.7 | 13.6 | 17.4 | 10.0 | 5.9 | /// | /// | /// | |
| 下旬 | 23.7 | 14.9 | 18.6 | 11.4 | 6.4 | /// | /// | /// | |
| 7月 | 上旬 | 21.4 | 16.6 | 20.3 | 13.2 | 5.5 | /// | /// | /// |
| 中旬 | 30.5 | 17.3 | 20.8 | 14.0 | 5.7 | /// | /// | /// | |
| 下旬 | 30.8 | 19.1 | 22.6 | 15.7 | 5.6 | /// | /// | /// | |
| 8月 | 上旬 | 41.7 | 20.4 | 23.7 | 17.1 | 5.6 | /// | /// | /// |
| 中旬 | 43.0 | 19.9 | 23.2 | 16.8 | 5.4 | /// | /// | /// | |
| 下旬 | 53.3 | 19.1 | 22.5 | 15.6 | 5.7 | /// | /// | /// | |
| 9月 | 上旬 | 68.6 | 18.9 | 22.6 | 15.3 | 5.8 | /// | /// | /// |
| 中旬 | 52.9 | 17.2 | 20.8 | 13.2 | 5.4 | /// | /// | /// | |
| 下旬 | 33.6 | 15.3 | 18.9 | 11.2 | 5.7 | /// | /// | /// | |
| 10月 | 上旬 | /// | 13.4 | 16.7 | 9.5 | 6.2 | /// | /// | /// |
| 中旬 | /// | 10.8 | 14.1 | 7.0 | 6.4 | /// | /// | /// | |
| 下旬 | /// | 8.8 | 11.8 | 5.1 | 6.9 | /// | /// | /// | |
| 11月 | 上旬 | /// | 6.7 | 9.4 | 3.5 | 7.2 | /// | /// | /// |
| 中旬 | /// | 3.3 | 5.9 | 0.5 | 6.6 | /// | /// | /// | |
| 下旬 | /// | 0.7 | 3.4 | -2.0 | 7.0 | /// | /// | /// | |
| 12月 | 上旬 | /// | -1.2 | 1.1 | -3.6 | 7.2 | /// | /// | /// |
| 中旬 | /// | -2.4 | -0.3 | -4.7 | 6.7 | /// | /// | /// | |
| 下旬 | /// | -3.1 | -1.1 | -5.5 | 6.9 | /// | /// | /// | |