半旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |
知方学（釧路地方) 1988年（半旬ごとの値） 主な要素
| 月 | 半旬 | 日～日 | 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 | 最大瞬間 | 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) |
|||||||||||
| 第1半旬 | 1～ 5 | 0 | 0 | 0 | /// | -4.8 | -1.5 | -9.6 | 2.0 | -10.8 | /// | /// | 2.2 | 6 | 南南西 | /// | /// | 31.4 | /// | /// | /// | |
| 第2半旬 | 6～10 | 0 | 0 | 0 | /// | -4.3 | -1.6 | -7.4 | 4.0 | -11.8 | /// | /// | 2.6 | 7 | 北 | /// | /// | 26.0 | /// | /// | /// | |
| 第3半旬 | 11～15 | 0 | 0 | 0 | /// | -3.9 | -0.9 | -7.5 | 2.7 | -13.4 | /// | /// | 1.9 | 5 | 北 | /// | /// | 39.8 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | -5.2 | -2.1 | -9.2 | 2.0 | -12.2 | /// | /// | 2.2 | 5 | 南南西 | /// | /// | 38.8 | /// | /// | /// | |
| 第5半旬 | 21～25 | 16 | 10 | 2 | /// | -1.9 | 0.0 | -4.5 | 4.2 | -9.8 | /// | /// | 2.9 | 7 | 東南東 | /// | /// | 28.0 | /// | /// | /// | |
| 第6半旬 | 26～31 | 0 | 0 | 0 | /// | -7.4 | -4.5 | -10.3 | -2.8 | -12.3 | /// | /// | 2.0 | 6 | 北 | /// | /// | 48.9 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 0 ] | 0 ] | 0 ] | /// | -5.5 | -3.2 | -8.4 | 0.1 | -11.7 | /// | /// | 3.7 | 14 | 南 | /// | /// | 36.3 | /// | /// | /// | |
| 第2半旬 | 6～10 | 0 | 0 | 0 | /// | -5.7 | -3.0 | -8.7 | -1.5 | -10.2 | /// | /// | 2.3 | 5 | 北 | /// | /// | 39.6 | /// | /// | /// | |
| 第3半旬 | 11～15 | 0 | 0 | 0 | /// | -9.0 | -5.2 | -11.8 | -4.0 | -15.0 | /// | /// | 3.3 | 7 | 北 | /// | /// | 44.5 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | -9.6 | -5.7 | -13.8 | -4.4 | -15.8 | /// | /// | 3.0 | 6 | 北 | /// | /// | 48.2 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | -5.9 | -2.9 | -9.1 | 0.2 | -11.6 | /// | /// | 3.6 | 8 | 北 | /// | /// | 38.3 | /// | /// | /// | |
| 第6半旬 | 26～29 | 0 | 0 | 0 | /// | -7.3 | -3.7 | -11.2 | -1.9 | -13.0 | /// | /// | 2.5 | 5 | 北 | /// | /// | 39.3 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 4 | 3 | 1 | /// | -6.7 | -3.7 | -10.9 | -1.7 | -12.7 | /// | /// | 3.5 | 8 | 北 | /// | /// | 37.9 | /// | /// | /// | |
| 第2半旬 | 6～10 | 5 | 4 | 1 | /// | -4.7 | -2.3 | -7.7 | 0.9 | -9.8 | /// | /// | 3.0 | 6 | 北 | /// | /// | 41.7 | /// | /// | /// | |
| 第3半旬 | 11～15 | 16 | 11 | 3 | /// | -0.3 | 2.1 | -3.5 | 3.8 | -7.0 | /// | /// | 3.1 | 7 | 南南西 | /// | /// | 23.9 | /// | /// | /// | |
| 第4半旬 | 16～20 | 12 | 10 | 1 | /// | -1.5 | 1.2 | -4.1 | 4.3 | -7.5 | /// | /// | 2.1 | 7 | 北北東 | /// | /// | 40.9 | /// | /// | /// | |
| 第5半旬 | 21～25 | 24 | 17 | 2 | /// | -1.8 | -0.1 | -4.0 | 2.1 | -5.4 | /// | /// | 3.1 | 6 | 北 | /// | /// | 33.9 | /// | /// | /// | |
| 第6半旬 | 26～31 | 0 | 0 | 0 | /// | -1.4 | 1.9 | -4.3 | 3.7 | -5.9 | /// | /// | 2.6 | 6 | 北 | /// | /// | 60.5 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 0 | 0 | 0 | /// | -0.3 | 1.6 | -2.0 | 3.9 | -2.8 | /// | /// | 2.1 | 5 | 南 | /// | /// | 30.0 | /// | /// | /// | |
| 第2半旬 | 6～10 | 0 | 0 | 0 | /// | 0.1 | 2.6 | -2.9 | 5.8 | -5.0 | /// | /// | 3.1 | 8 | 北 | /// | /// | 46.2 | /// | /// | /// | |
| 第3半旬 | 11～15 | 11 | 10 | 3 | /// | 4.0 | 6.6 | 1.8 | 8.6 | -0.8 | /// | /// | 2.9 | 11 | 南 | /// | /// | 36.3 | /// | /// | /// | |
| 第4半旬 | 16～20 | 18 | 16 | 6 | /// | 4.1 | 6.8 | 1.7 | 7.6 | -1.4 | /// | /// | 3.8 | 11 | 南東 | /// | /// | 45.4 | /// | /// | /// | |
| 第5半旬 | 21～25 | 8 | 5 | 1 | /// | 0.8 | 2.9 | -0.9 | 6.1 | -1.3 | /// | /// | 3.0 | 8 | 北 | /// | /// | 22.3 | /// | /// | /// | |
| 第6半旬 | 26～30 | 67 | 60 | 11 | /// | 6.9 | 9.6 | 4.5 | 11.5 | 1.1 | /// | /// | 3.3 | 10 | 北北東 | /// | /// | 34.8 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 15 | 14 | 5 | /// | 7.1 | 11.3 | 3.8 | 14.7 | 1.2 | /// | /// | 2.7 | 8 | 南南東 | /// | /// | 42.4 | /// | /// | /// | |
| 第2半旬 | 6～10 | 1 | 1 | 1 | /// | 4.6 | 8.0 | 0.7 | 11.0 | -1.1 | /// | /// | 2.9 | 6 | 北 | /// | /// | 43.3 | /// | /// | /// | |
| 第3半旬 | 11～15 | 61 | 42 | 13 | /// | 6.4 | 8.9 | 3.8 | 10.8 | 1.4 | /// | /// | 4.2 | 11 | 南東 | /// | /// | 19.8 | /// | /// | /// | |
| 第4半旬 | 16～20 | 4 | 4 | 3 | /// | 9.7 ) | 13.9 ) | 6.3 ) | 18.1 ) | 5.6 ) | /// | /// | 2.0 | 6 ) | 南南西 | /// | /// | 15.4 ] | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 6.6 | 10.4 | 2.1 | 16.1 | -0.6 | /// | /// | 3.8 | 9 | 北 | /// | /// | 40.7 | /// | /// | /// | |
| 第6半旬 | 26～31 | 5 | 4 | 1 | /// | 8.5 | 11.1 | 5.9 | 13.4 | 3.3 | /// | /// | 2.7 | 5 | 北 | /// | /// | 19.9 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 22 | 16 | 2 | /// | 11.7 | 13.0 | 10.0 | 14.5 | 8.9 | /// | /// | 3.6 | 9 | 北北東 | /// | /// | 6.4 | /// | /// | /// | |
| 第2半旬 | 6～10 | 3 | 3 | 1 | /// | 12.2 | 14.6 | 9.4 | 19.0 | 6.8 | /// | /// | 3.0 | 7 | 北北東 | /// | /// | 24.3 | /// | /// | /// | |
| 第3半旬 | 11～15 | 20 | 13 | 4 | /// | 8.6 | 10.9 | 6.8 | 15.8 | 6.1 | /// | /// | 2.3 | 5 | 北北東 | /// | /// | 5.3 | /// | /// | /// | |
| 第4半旬 | 16～20 | 4 | 4 | 3 | /// | 10.0 | 12.4 | 8.3 | 16.3 | 7.5 | /// | /// | 2.3 | 7 | 北北東 | /// | /// | 6.4 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 13.7 | 16.6 | 11.5 | 23.0 | 9.9 | /// | /// | 1.8 | 4 | 南 | /// | /// | 28.5 | /// | /// | /// | |
| 第6半旬 | 26～30 | 0 | 0 | 0 | /// | 14.4 | 16.7 | 11.9 | 18.6 | 11.1 | /// | /// | 1.5 | 3 | 南 | /// | /// | 26.9 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 0 | 0 | 0 | /// | 10.0 | 12.2 | 8.2 | 13.9 | 7.8 | /// | /// | 2.5 | 5 | 北東 | /// | /// | 2.9 | /// | /// | /// | |
| 第2半旬 | 6～10 | 65 | 55 | 6 | /// | 12.8 | 15.5 | 10.1 | 19.9 | 8.3 | /// | /// | 2.9 | 6 | 北北東 | /// | /// | 20.4 | /// | /// | /// | |
| 第3半旬 | 11～15 | 6 | 5 | 2 | /// | 8.9 | 11.1 | 7.4 | 12.2 | 6.4 | /// | /// | 2.7 | 7 | 北北東 | /// | /// | 5.3 | /// | /// | /// | |
| 第4半旬 | 16～20 | 18 | 16 | 5 | /// | 9.9 | 12.4 | 7.6 | 15.0 | 6.1 | /// | /// | 3.1 | 6 | 北北東 | /// | /// | 4.3 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 11.6 | 16.1 | 8.2 | 18.2 | 6.6 | /// | /// | 3.8 | 7 | 北北東 | /// | /// | 36.8 | /// | /// | /// | |
| 第6半旬 | 26～31 | 9 | 7 | 2 | /// | 11.6 | 14.0 | 9.5 | 18.6 | 8.3 | /// | /// | 2.7 | 7 | 北北東 | /// | /// | 13.4 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 0 | 0 | 0 | /// | 18.6 | 21.7 | 16.1 | 24.1 | 14.9 | /// | /// | 2.2 | 6 | 北 | /// | /// | 37.0 | /// | /// | /// | |
| 第2半旬 | 6～10 | 0 | 0 | 0 | /// | 17.4 | 20.5 | 14.9 | 24.1 | 12.8 | /// | /// | 1.8 | 5 | 北東 | /// | /// | 28.8 | /// | /// | /// | |
| 第3半旬 | 11～15 | 9 | 6 | 2 | /// | 16.3 | 17.4 | 15.1 | 17.8 | 13.5 | /// | /// | 3.3 | 7 | 南東 | /// | /// | 6.5 | /// | /// | /// | |
| 第4半旬 | 16～20 | 9 | 7 | 3 | /// | 16.9 | 18.4 | 15.0 | 20.5 | 12.6 | /// | /// | 2.0 | 4 | 南 | /// | /// | 18.6 | /// | /// | /// | |
| 第5半旬 | 21～25 | 25 | 13 | 5 | /// | 20.3 | 21.5 | 19.3 | 22.7 | 17.5 | /// | /// | 2.8 | 7 | 南 | /// | /// | 4.3 | /// | /// | /// | |
| 第6半旬 | 26～31 | 187 | 55 | 15 | /// | 15.0 | 17.0 ) | 13.9 ) | 21.3 ) | 11.1 ) | /// | /// | 5.4 | 10 | 北北東 | /// | /// | 1.6 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 3 | 3 | 1 | /// | 12.6 | 15.4 | 10.5 | 18.8 | 8.6 | /// | /// | 2.8 | 7 | 北 | /// | /// | 25.5 | /// | /// | /// | |
| 第2半旬 | 6～10 | 75 | 74 | 9 | /// | 14.9 | 17.7 | 12.7 | 19.0 | 10.6 | /// | /// | 3.1 | 5 | 北北東 | /// | /// | 9.6 | /// | /// | /// | |
| 第3半旬 | 11～15 | 56 | 52 | 14 | /// | 16.5 | 19.6 | 14.3 | 21.0 | 12.3 | /// | /// | 2.3 | 8 | 南東 | /// | /// | 28.6 | /// | /// | /// | |
| 第4半旬 | 16～20 | 12 | 11 | 2 | /// | 14.3 | 16.2 | 11.7 | 17.4 | 7.8 | /// | /// | 3.7 | 7 | 北 | /// | /// | 19.0 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 15.5 | 17.5 | 13.5 | 18.9 | 10.9 | /// | /// | 2.5 | 5 | 北北東 | /// | /// | 29.6 | /// | /// | /// | |
| 第6半旬 | 26～30 | 2 | 2 | 1 | /// | 12.1 | 14.5 | 9.6 | 16.3 | 8.0 | /// | /// | 3.0 | 6 | 北 | /// | /// | 11.8 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 16 | 16 | 11 | /// | 12.6 | 15.0 | 10.2 | 16.3 | 8.7 | /// | /// | 2.5 | 5 | 南 | /// | /// | 31.5 | /// | /// | /// | |
| 第2半旬 | 6～10 | 79 | 71 | 14 | /// | 11.6 | 14.3 | 8.6 | 17.2 | 4.5 | /// | /// | 3.3 | 10 | 南東 | /// | /// | 26.3 | /// | /// | /// | |
| 第3半旬 | 11～15 | 0 | 0 | 0 | /// | 11.1 | 13.4 | 7.6 | 15.6 | 4.8 | /// | /// | 3.5 | 7 | 南 | /// | /// | 34.1 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | 9.3 | 12.1 | 5.7 | 14.4 | 4.6 | /// | /// | 2.3 | 5 | 北 | /// | /// | 29.2 | /// | /// | /// | |
| 第5半旬 | 21～25 | 2 | 2 | 1 | /// | 8.4 | 11.1 | 5.6 | 13.0 | 2.8 | /// | /// | 2.5 | 8 | 南 | /// | /// | 40.4 | /// | /// | /// | |
| 第6半旬 | 26～31 | 26 | 17 | 5 | /// | 5.6 | 8.4 ) | 3.3 ) | 11.7 ) | 1.1 ) | /// | /// | 3.7 | 9 ) | 北北西 | /// | /// | 26.0 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 1 | 1 | 1 | /// | 5.9 | 8.5 | 2.2 | 11.3 | -0.3 | /// | /// | 3.6 | 11 | 南 | /// | /// | 21.8 | /// | /// | /// | |
| 第2半旬 | 6～10 | 7 | 6 | 3 | /// | 4.3 | 7.5 ) | -0.9 ) | 10.0 ) | -3.1 ) | /// | /// | 3.5 ) | 7 ) | 南南西 | /// | /// | 34.0 | /// | /// | /// | |
| 第3半旬 | 11～15 | 1 | 1 | 1 | /// | 2.1 | 5.6 | -1.6 | 8.8 | -3.9 | /// | /// | 2.8 | 7 | 南南西 | /// | /// | 35.3 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | -0.7 | 2.3 | -3.7 | 3.2 | -5.0 | /// | /// | 2.8 | 5 | 北 | /// | /// | 36.6 | /// | /// | /// | |
| 第5半旬 | 21～25 | 61 | 28 | 4 | /// | 1.6 ) | 2.2 ] | -1.4 ] | 6.1 ] | -2.1 ] | /// | /// | 4.6 | 19 | /// | /// | /// | 1.9 | /// | /// | /// | |
| 第6半旬 | 26～30 | 40 | 23 | 7 | /// | 0.6 | 3.0 | -1.5 | 5.4 | -3.3 | /// | /// | 3.1 | 7 | 北北東 | /// | /// | 14.2 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 8 | 8 | 3 | /// | 2.6 | 4.4 ) | -1.7 ) | 6.6 ) | -3.5 ) | /// | /// | 2.8 | 9 | 南 | /// | /// | 21.8 | /// | /// | /// | |
| 第2半旬 | 6～10 | 1 | 1 | 1 | /// | 3.0 | 5.4 | 0.6 | 7.2 | -3.2 | /// | /// | 3.1 | 10 | 南 | /// | /// | 24.9 | /// | /// | /// | |
| 第3半旬 | 11～15 | 5 | 3 | 1 | /// | 1.6 | 3.2 | -0.6 | 5.5 | -2.7 | /// | /// | 3.2 | 9 | 南南西 | /// | /// | 23.1 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | -1.8 | 0.8 | -4.7 | 2.3 | -6.5 | /// | /// | 2.3 | 5 | 北 | /// | /// | 31.6 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | -5.7 | -2.5 | -8.4 | -1.6 | -9.8 | /// | /// | 2.8 | 6 | 北 | /// | /// | 32.9 | /// | /// | /// | |
| 第6半旬 | 26～31 | 2 | 2 | 1 | /// | -5.1 | -1.9 | -8.9 | 1.6 | -10.8 | /// | /// | 2.6 | 7 | 北 | /// | /// | 38.0 | /// | /// | /// | |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
- 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。