旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |
増毛（留萌地方) 1989年（旬ごとの値） 主な要素
| 月 | 旬 | 降水量 | 気温 | 湿度 | 風向・風速 | 日照 時間 (h) |
雪 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 合計 (mm) | 最大 | 平均 | 最高 (℃) | 最低 (℃) |
平均 (％) | 最小 (％) |
平均 風速 (m/s) | 最大風速 | 最大瞬間風速 | 降雪の深さ | 最深 積雪 (cm) |
||||||||||
| 日 (mm) | 1時間 (mm) | 10分間 (mm) |
日平均 (℃) | 日最高 (℃) | 日最低 (℃) |
風速 (m/s) | 風向 | 風速 (m/s) | 風向 | 合計 (cm) | 日合計の最大 (cm) |
||||||||||
| 上旬 | 24 | 8 | 4 | /// | -0.6 | 2.1 | -4.6 | 5.4 | -9.8 | /// | /// | 2.7 | 7 | 西南西 | /// | /// | 11.8 | /// | /// | /// | |
| 中旬 | 43 | 16 | 3 | /// | -1.5 | 0.2 | -3.6 | 4.1 | -9.5 | /// | /// | 2.6 | 10 | 西 | /// | /// | 17.0 | /// | /// | /// | |
| 下旬 | 33 | 17 | 3 | /// | -2.8 | -0.2 | -5.7 | 4.3 | -12.8 | /// | /// | 3.0 | 7 | 西南西 | /// | /// | 22.5 | /// | /// | /// | |
| 上旬 | 18 | 7 | 1 | /// | -1.9 | -0.1 | -4.4 | 4.7 | -9.7 | /// | /// | 2.8 | 5 | 西 | /// | /// | 23.4 | /// | /// | /// | |
| 中旬 | 7 | 3 | 1 | /// | -0.7 | 1.6 | -3.3 | 6.2 | -9.4 | /// | /// | 3.1 | 8 | 西南西 | /// | /// | 29.0 | /// | /// | /// | |
| 下旬 | 13 | 4 | 2 | /// | -1.7 | 1.2 ) | -5.0 ) | 6.9 ) | -10.9 ) | /// | /// | 2.7 | 7 | 南南東 | /// | /// | 20.1 | /// | /// | /// | |
| 上旬 | 37 | 13 | 3 | /// | -0.1 | 2.0 | -2.6 | 6.9 | -4.5 | /// | /// | 2.4 | 6 | 西 | /// | /// | 26.8 | /// | /// | /// | |
| 中旬 | 17 | 7 | 2 | /// | 2.2 | 4.4 | 0.0 | 8.6 | -4.1 | /// | /// | 2.1 | 6 | 北北西 | /// | /// | 23.8 | /// | /// | /// | |
| 下旬 | 18 | 11 | 3 | /// | 3.4 | 5.6 | 0.8 | 10.6 | -0.9 | /// | /// | 2.3 | 11 | 南南東 | /// | /// | 49.7 | /// | /// | /// | |
| 上旬 | 11 | 5 | 2 | /// | 6.6 | 9.8 | 3.3 | 16.2 | 0.4 | /// | /// | 2.8 | 7 | 南 | /// | /// | 40.7 | /// | /// | /// | |
| 中旬 | 26 | 9 | 4 | /// | 7.0 | 11.0 | 3.3 | 16.9 | 0.9 | /// | /// | 2.2 | 7 | 西 | /// | /// | 50.2 | /// | /// | /// | |
| 下旬 | 3 | 1 | 1 | /// | 5.5 | 8.5 | 1.9 | 14.7 | -0.5 | /// | /// | 2.2 | 7 | 西 | /// | /// | 55.5 | /// | /// | /// | |
| 上旬 | 2 | 2 | 1 | /// | 8.7 | 12.3 | 4.5 | 17.7 | 2.7 | /// | /// | 1.9 | 7 | 西 | /// | /// | 72.5 | /// | /// | /// | |
| 中旬 | 35 | 16 | 3 | /// | 10.7 | 14.7 | 5.8 | 22.7 | 3.6 | /// | /// | 2.2 | 8 | 西南西 | /// | /// | 55.3 | /// | /// | /// | |
| 下旬 | 18 | 6 | 3 | /// | 11.2 | 15.6 | 7.3 | 21.8 | 4.7 | /// | /// | 1.8 | 7 | 西 | /// | /// | 61.8 | /// | /// | /// | |
| 上旬 | 7 | 5 | 2 | /// | 11.9 | 16.1 | 7.8 | 21.5 | 2.5 | /// | /// | 1.2 | 3 | 北 | /// | /// | 70.3 | /// | /// | /// | |
| 中旬 | 0 | 0 | 0 | /// | 14.1 | 18.0 | 10.1 | 24.0 | 5.5 | /// | /// | 1.2 | 5 | 南南東 | /// | /// | 56.5 | /// | /// | /// | |
| 下旬 | 22 | 10 | 2 | /// | 15.8 | 19.5 | 12.3 | 22.9 | 8.6 | /// | /// | 1.1 | 8 | 南 | /// | /// | 32.2 | /// | /// | /// | |
| 上旬 | 6 | 6 | 2 | /// | 16.5 | 20.5 | 12.5 | 24.5 | 8.5 | /// | /// | 0.9 | 4 | 西 | /// | /// | 61.6 | /// | /// | /// | |
| 中旬 | 29 | 18 | 4 | /// | 19.3 | 22.6 | 15.8 | 26.5 | 13.1 | /// | /// | 0.9 | 3 | 南 | /// | /// | 50.8 | /// | /// | /// | |
| 下旬 | 49 | 49 | 17 | /// | 26.4 | 30.3 | 22.7 | 32.5 | 20.2 | /// | /// | 1.9 | 8 | 南 | /// | /// | 83.2 | /// | /// | /// | |
| 上旬 | 51 | 34 | 18 | /// | 22.7 | 26.3 | 19.1 | 31.1 | 16.4 | /// | /// | 1.1 | 6 | 西南西 | /// | /// | 81.8 | /// | /// | /// | |
| 中旬 | 23 | 16 | 8 | /// | 20.7 | 24.3 | 17.0 | 27.0 | 13.2 | /// | /// | 0.9 | 4 | 西 | /// | /// | 59.1 | /// | /// | /// | |
| 下旬 | 171 | 85 | 22 | /// | 21.4 | 25.2 | 17.6 | 31.6 | 15.2 | /// | /// | 1.4 | 5 | 北北西 | /// | /// | 59.5 | /// | /// | /// | |
| 上旬 | 65 | 36 | 10 | /// | 19.6 | 22.7 | 16.8 | 25.0 | 15.7 | /// | /// | 1.1 | 5 | 西南西 | /// | /// | 36.7 | /// | /// | /// | |
| 中旬 | 28 | 19 | 6 | /// | 17.7 | 21.3 | 14.3 | 24.0 | 11.7 | /// | /// | 1.7 | 7 | 西南西 | /// | /// | 34.9 | /// | /// | /// | |
| 下旬 | 68 | 18 | 9 | /// | 14.7 | 18.5 | 11.3 | 21.6 | 9.1 | /// | /// | 2.0 | 7 | 西 | /// | /// | 42.1 | /// | /// | /// | |
| 上旬 | 36 | 20 | 6 | /// | 11.9 | 15.3 ) | 8.0 ) | 19.2 ) | 5.3 ) | /// | /// | 2.0 | 7 | 西 | /// | /// | 50.5 | /// | /// | /// | |
| 中旬 | 70 | 26 | 4 | /// | 12.3 | 15.8 ) | 9.5 ) | 18.4 ) | 4.9 ) | /// | /// | 2.1 | 7 | 西 | /// | /// | 28.8 | /// | /// | /// | |
| 下旬 | 62 | 20 | 9 | /// | 10.5 | 13.5 | 7.3 | 19.4 | 5.0 | /// | /// | 2.7 | 8 | 西南西 | /// | /// | 34.3 | /// | /// | /// | |
| 上旬 | 35 | 14 | 3 | /// | 7.7 | 10.4 | 4.5 | 16.4 | 1.6 | /// | /// | 1.8 | 7 | 西南西 | /// | /// | 30.3 | /// | /// | /// | |
| 中旬 | 67 | 18 | 5 | /// | 5.6 | 7.9 | 3.3 | 13.8 | -0.1 | /// | /// | 2.5 | 9 | 西 | /// | /// | 11.7 | /// | /// | /// | |
| 下旬 | 69 | 30 | 4 | /// | 5.1 | 6.8 | 3.0 | 10.2 | -1.1 | /// | /// | 4.0 | 8 | 西 | /// | /// | 8.4 | /// | /// | /// | |
| 上旬 | 74 | 24 | 5 | /// | 1.6 | 4.0 | -1.2 | 13.0 | -4.5 | /// | /// | 4.1 | 11 | 西 | /// | /// | 5.2 | /// | /// | /// | |
| 中旬 | 76 | 40 | 7 | /// | -2.3 | 0.2 | -5.0 | 4.2 | -10.9 | /// | /// | 3.5 | 8 | 西南西 | /// | /// | 8.9 | /// | /// | /// | |
| 下旬 | 55 | 21 | 4 | /// | -1.1 | 2.0 | -3.7 | 7.3 | -7.9 | /// | /// | 1.9 | 9 | 西南西 | /// | /// | 25.1 | /// | /// | /// | |
- 値欄の記号の説明
- 2021年3月2日より、アメダスの日照時間は「推計気象分布（日照時間）」から得る推計値となりましたので、日照計による観測値と単純比較できません。詳しくは要素ごとの値の補足説明をご覧ください。