半旬ごとの値
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石狩（石狩地方) 1981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 | 6 | 5 | 3 | /// | -3.9 | -1.3 | -7.6 | 1.1 | -13.3 | /// | /// | 2.3 | 6 | 南東 | /// | /// | 19.4 | /// | /// | /// | |
| 第2半旬 | 6～10 | 37 | 16 | 3 | /// | -3.7 | -1.6 | -6.8 | -0.6 | -12.5 | /// | /// | 5.3 | 11 | 北西 | /// | /// | 6.3 | /// | /// | /// | |
| 第3半旬 | 11～15 | 4 | 3 | 1 | /// | -10.1 | -4.7 | -15.0 | -3.0 | -16.5 | /// | /// | 1.8 | 4 | 南東 | /// | /// | 28.9 | /// | /// | /// | |
| 第4半旬 | 16～20 | 7 | 4 | 2 | /// | -7.2 | -3.3 | -12.2 | -0.7 | -14.5 | /// | /// | 3.0 | 10 | 西 | /// | /// | 28.1 | /// | /// | /// | |
| 第5半旬 | 21～25 | 32 | 11 | 2 | /// | -5.8 | -2.0 | -9.2 | 0.3 | -11.3 | /// | /// | 4.5 | 13 | 西 | /// | /// | 11.3 | /// | /// | /// | |
| 第6半旬 | 26～31 | 37 | 11 | 2 | /// | -4.9 | -3.2 | -7.1 | -0.6 | -17.8 | /// | /// | 7.6 | 11 | 西 | /// | /// | 8.4 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 7 | 4 | 4 | /// | -4.1 | 0.2 ] | -8.9 ] | 1.9 ] | -11.5 ] | /// | /// | 3.1 | 7 | 北西 | /// | /// | 22.1 | /// | /// | /// | |
| 第2半旬 | 6～10 | 18 | 8 | 2 | /// | -2.1 | -0.4 | -4.3 | 0.8 | -5.7 | /// | /// | 5.4 | 11 | 北西 | /// | /// | 25.6 | /// | /// | /// | |
| 第3半旬 | 11～15 | 8 | 4 | 1 | /// | -2.5 | 0.0 | -4.9 | 1.9 | -5.9 | /// | /// | 4.0 | 9 | 西北西 | /// | /// | 25.4 | /// | /// | /// | |
| 第4半旬 | 16～20 | 18 | 10 | 5 | /// | -3.1 | -0.8 | -6.3 | 1.1 | -12.6 | /// | /// | 3.8 | 13 | 西北西 | /// | /// | 17.8 | /// | /// | /// | |
| 第5半旬 | 21～25 | 12 | 6 | 2 | /// | -6.6 | -4.3 | -9.1 | -1.9 | -14.8 | /// | /// | 4.5 | 12 | 西北西 | /// | /// | 15.7 | /// | /// | /// | |
| 第6半旬 | 26～28 | 6 | 5 | 1 | /// | -7.3 | -3.5 | -11.0 | -2.9 | -15.2 | /// | /// | 4.0 | 10 | 西 | /// | /// | 19.8 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 11 | 4 | 2 | /// | -1.6 | 0.2 | -3.7 | 1.7 | -4.2 | /// | /// | 6.5 | 13 | 北西 | /// | /// | 26.4 | /// | /// | /// | |
| 第2半旬 | 6～10 | 17 | 6 | 2 | /// | -5.6 | -2.2 | -9.3 | -0.8 | -13.9 | /// | /// | 4.5 | 13 | 西北西 | /// | /// | 38.7 | /// | /// | /// | |
| 第3半旬 | 11～15 | 16 | 7 | 2 | /// | -0.1 | 1.8 ) | -5.6 ) | 5.2 ] | -8.3 ) | /// | /// | 5.7 | 13 | 南南東 | /// | /// | 19.7 | /// | /// | /// | |
| 第4半旬 | 16～20 | 7 | 4 | 1 | /// | 0.5 | 3.6 | -3.2 | 7.5 | -5.7 | /// | /// | 3.4 | 9 | 北西 | /// | /// | 36.5 | /// | /// | /// | |
| 第5半旬 | 21～25 | 4 | 2 | 1 | /// | 0.0 | 2.0 | -3.3 | 4.0 | -6.2 | /// | /// | 4.6 | 12 | 南南東 | /// | /// | 30.4 | /// | /// | /// | |
| 第6半旬 | 26～31 | 17 | 6 | 1 | /// | 0.3 | 2.9 | -3.6 | 5.0 | -7.2 | /// | /// | 3.7 | 9 | 北西 | /// | /// | 38.9 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 2 | 1 | 1 | /// | 3.6 | 7.4 | -0.7 | 12.1 | -2.1 | /// | /// | 3.6 | 11 | 北西 | /// | /// | 42.9 | /// | /// | /// | |
| 第2半旬 | 6～10 | 7 | 5 | 1 | /// | 4.5 | 7.4 | 1.8 | 10.9 | 0.9 | /// | /// | 4.7 | 13 | 北西 | /// | /// | 31.7 | /// | /// | /// | |
| 第3半旬 | 11～15 | 30 | 20 | 2 | /// | 3.7 | 5.8 | 1.3 | 6.9 | -0.2 | /// | /// | 3.9 | 9 | 北西 | /// | /// | 22.0 | /// | /// | /// | |
| 第4半旬 | 16～20 | 10 | 10 | 2 | /// | 4.0 | 7.0 ) | 0.7 ) | 7.9 ) | -1.4 ] | /// | /// | 2.4 | 7 | 南東 | /// | /// | 42.3 | /// | /// | /// | |
| 第5半旬 | 21～25 | 5 | 3 | 1 | /// | 8.2 | 12.6 | 4.5 | 15.7 | 1.5 | /// | /// | 4.6 | 9 | 南南東 | /// | /// | 32.1 | /// | /// | /// | |
| 第6半旬 | 26～30 | 3 | 2 | 1 | /// | 9.1 | 13.0 | 4.7 | 19.1 | 2.4 | /// | /// | 4.5 | 11 | 南南東 | /// | /// | 38.0 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 5 | 3 | 2 | /// | 9.6 | 13.4 | 6.5 | 18.7 | 4.5 | /// | /// | 4.8 | 16 | 南南東 | /// | /// | 32.2 | /// | /// | /// | |
| 第2半旬 | 6～10 | 1 | 1 | 1 | /// | 10.6 | 15.6 | 6.5 | 19.3 | 5.5 | /// | /// | 6.3 | 12 | 西北西 | /// | /// | 32.9 | /// | /// | /// | |
| 第3半旬 | 11～15 | 10 | 5 | 2 | /// | 8.3 | 11.3 | 6.2 | 12.6 | 5.4 | /// | /// | 5.6 | 19 | 南南東 | /// | /// | 21.5 | /// | /// | /// | |
| 第4半旬 | 16～20 | 5 | 5 | 2 | /// | 8.0 | 11.8 | 4.5 | 15.6 | 2.2 | /// | /// | 3.1 | 8 | 南東 | /// | /// | 38.7 | /// | /// | /// | |
| 第5半旬 | 21～25 | 16 | 14 | 2 | /// | 11.6 | 16.4 | 7.1 | 22.7 | 5.8 | /// | /// | 5.1 | 15 | 南南東 | /// | /// | 35.5 | /// | /// | /// | |
| 第6半旬 | 26～31 | 22 | 10 | 3 | /// | 8.5 | 10.1 | 6.6 | 12.1 | 5.4 | /// | /// | 4.9 | 11 | 南南東 | /// | /// | 34.3 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 1 | 1 | 1 | /// | 10.9 | 15.5 | 7.7 | 21.1 | 4.5 | /// | /// | 4.4 | 10 | 南南東 | /// | /// | 42.9 | /// | /// | /// | |
| 第2半旬 | 6～10 | 1 | 1 | 1 | /// | 12.8 | 16.7 | 10.4 | 19.7 | 10.1 | /// | /// | 6.0 | 12 | 南南東 | /// | /// | 20.1 | /// | /// | /// | |
| 第3半旬 | 11～15 | 5 | 5 | 2 | /// | 13.8 | 17.2 | 12.0 | 19.2 | 10.4 | /// | /// | 2.8 | 6 | 南東 | /// | /// | 15.6 | /// | /// | /// | |
| 第4半旬 | 16～20 | 4 | 2 | 2 | /// | 13.8 | 18.1 | 11.2 | 21.5 | 8.8 | /// | /// | 4.6 | 8 | 南東 | /// | /// | 22.1 | /// | /// | /// | |
| 第5半旬 | 21～25 | 5 | 5 | 2 | /// | 14.3 | 20.4 | 10.0 | 23.8 | 8.0 | /// | /// | 5.8 | 15 | 南南東 | /// | /// | 35.3 | /// | /// | /// | |
| 第6半旬 | 26～30 | 27 | 26 | 7 | /// | 16.6 | 20.4 | 14.1 | 22.6 | 13.2 | /// | /// | 6.8 | 12 | 南南東 | /// | /// | 29.2 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 27 | 25 | 5 | /// | 15.7 | 18.5 | 13.8 | 22.5 | 12.7 | /// | /// | 5.7 | 12 | 南南東 | /// | /// | 28.8 | /// | /// | /// | |
| 第2半旬 | 6～10 | 22 | 10 | 3 | /// | 17.9 | 21.3 | 15.8 | 24.9 | 15.3 | /// | /// | 4.5 | 12 | 南南東 | /// | /// | 17.1 | /// | /// | /// | |
| 第3半旬 | 11～15 | 0 | 0 | 0 | /// | 19.5 | 23.2 | 17.0 | 25.5 | 16.1 | /// | /// | 3.4 | 8 | 南南東 | /// | /// | 24.8 | /// | /// | /// | |
| 第4半旬 | 16～20 | 19 | 13 | 8 | /// | 22.6 | 27.9 | 19.2 | 30.6 | 18.4 | /// | /// | 3.5 | 7 | 南東 | /// | /// | 35.5 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 19.6 | 22.4 | 17.4 | 23.7 | 16.7 | /// | /// | 3.1 | 6 | 南東 | /// | /// | 26.9 | /// | /// | /// | |
| 第6半旬 | 26～31 | 0 | 0 | 0 | /// | 22.3 | 28.0 | 18.3 | 31.9 | 16.1 | /// | /// | 3.1 | 6 | 南東 | /// | /// | 56.4 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 293 | 154 | 27 | /// | 22.6 | 25.7 | 19.5 | 31.7 | 17.1 | /// | /// | 2.9 | 11 | 南南東 | /// | /// | 20.5 | /// | /// | /// | |
| 第2半旬 | 6～10 | 18 | 8 | 4 | /// | 19.2 | 22.5 ) | 16.7 ) | 23.1 ) | 15.3 ) | /// | /// | 5.8 | 11 | 南南東 | /// | /// | 28.2 | /// | /// | /// | |
| 第3半旬 | 11～15 | 74 | 73 | 17 | /// | 19.5 | 22.3 | 17.5 | 25.1 | 15.7 | /// | /// | 2.1 | 5 | 北西 | /// | /// | 22.7 | /// | /// | /// | |
| 第4半旬 | 16～20 | 9 | 6 | 5 | /// | 19.1 | 21.9 | 16.6 | 23.4 | 15.9 | /// | /// | 5.1 | 10 | 南南東 | /// | /// | 26.7 | /// | /// | /// | |
| 第5半旬 | 21～25 | 181 | 169 | 34 | /// | 18.9 | 22.1 ) | 15.2 ) | 25.2 ] | 14.8 ) | /// | /// | 5.4 | 14 | 南南東 | /// | /// | 19.1 | /// | /// | /// | |
| 第6半旬 | 26～31 | 16 | 13 | 5 | /// | 19.9 | 23.8 | 16.7 | 27.5 | 14.5 | /// | /// | 3.3 | 10 | 南南東 | /// | /// | 38.0 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 78 | 71 | 9 | /// | 15.7 | 18.4 | 12.6 | 20.3 | 11.6 | /// | /// | 3.9 | 11 | 北西 | /// | /// | 19.9 | /// | /// | /// | |
| 第2半旬 | 6～10 | 6 | 6 | 1 | /// | 16.4 | 19.6 | 12.5 | 22.3 | 9.6 | /// | /// | 4.0 | 9 | 南東 | /// | /// | 39.2 | /// | /// | /// | |
| 第3半旬 | 11～15 | 25 | 10 | 7 | /// | 14.7 | 18.5 | 10.6 | 21.0 | 8.7 | /// | /// | 3.6 | 9 | 南東 | /// | /// | 33.7 | /// | /// | /// | |
| 第4半旬 | 16～20 | 0 | 0 | 0 | /// | 16.3 | 21.7 | 11.7 | 23.6 | 9.7 | /// | /// | 2.4 | 8 | 南東 | /// | /// | 54.9 | /// | /// | /// | |
| 第5半旬 | 21～25 | 0 | 0 | 0 | /// | 17.4 | 22.8 | 13.1 | 23.7 | 12.1 | /// | /// | 3.3 | 7 | 南東 | /// | /// | 42.3 | /// | /// | /// | |
| 第6半旬 | 26～30 | 24 | 24 | 8 | /// | 14.5 | 19.0 | 9.9 | 24.0 | 5.8 | /// | /// | 4.6 | 15 | 北西 | /// | /// | 29.2 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 12 | 8 | 3 | /// | 13.6 | 17.1 | 9.8 | 19.0 | 8.0 | /// | /// | 4.2 | 11 | 北西 | /// | /// | 33.8 | /// | /// | /// | |
| 第2半旬 | 6～10 | 4 | 2 | 1 | /// | 13.6 | 17.7 | 8.2 | 20.1 | 6.5 | /// | /// | 5.4 | 11 | 南南東 | /// | /// | 31.0 | /// | /// | /// | |
| 第3半旬 | 11～15 | 7 | 4 | 2 | /// | 11.9 | 15.8 | 7.3 | 16.9 | 5.7 | /// | /// | 4.0 | 10 | 北西 | /// | /// | 34.2 | /// | /// | /// | |
| 第4半旬 | 16～20 | 6 | 6 | 2 | /// | 10.3 | 14.3 | 6.1 | 18.9 | 3.4 | /// | /// | 3.5 | 9 | 北西 | /// | /// | 35.8 | /// | /// | /// | |
| 第5半旬 | 21～25 | 15 | 8 | 5 | /// | 7.8 | 12.6 | 3.4 | 16.4 | 1.4 | /// | /// | 5.6 | 12 | 南南東 | /// | /// | 21.3 | /// | /// | /// | |
| 第6半旬 | 26～31 | 4 | 2 | 1 | /// | 8.2 | 12.2 | 3.9 | 13.3 | 1.5 | /// | /// | 4.5 | 15 | 南南東 | /// | /// | 37.1 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 12 | 5 | 1 | /// | 6.3 | 8.5 | 4.3 | 12.8 | 2.1 | /// | /// | 4.9 | 9 | 北西 | /// | /// | 14.3 | /// | /// | /// | |
| 第2半旬 | 6～10 | 9 | 7 | 3 | /// | 1.1 | 3.8 | -1.4 | 5.5 | -3.4 | /// | /// | 5.1 | 10 | 西北西 | /// | /// | 22.3 | /// | /// | /// | |
| 第3半旬 | 11～15 | 12 | 8 | 2 | /// | 3.1 | 5.4 | 0.6 | 7.5 | -0.7 | /// | /// | 4.7 | 11 | 北西 | /// | /// | 4.5 | /// | /// | /// | |
| 第4半旬 | 16～20 | 24 | 16 | 3 | /// | 2.6 | 5.5 | -0.1 | 9.0 | -2.7 | /// | /// | 4.9 | 9 | 北西 | /// | /// | 10.8 | /// | /// | /// | |
| 第5半旬 | 21～25 | 36 | 14 | 5 | /// | 0.3 | 2.4 | -1.6 | 4.1 | -3.6 | /// | /// | 6.7 | 13 | 北西 | /// | /// | 3.3 | /// | /// | /// | |
| 第6半旬 | 26～30 | 13 | 5 | 2 | /// | -2.3 | -0.6 | -4.2 | 2.1 | -5.9 | /// | /// | 5.8 | 12 | 北西 | /// | /// | 15.5 | /// | /// | /// | |
| 第1半旬 | 1～ 5 | 11 | 5 | 2 | /// | -2.8 | 0.6 | -6.6 | 3.8 | -10.5 | /// | /// | 3.3 | 15 | 北西 | /// | /// | 12.8 | /// | /// | /// | |
| 第2半旬 | 6～10 | 3 | 2 | 1 | /// | -0.1 | 1.6 | -2.7 | 2.6 | -4.1 | /// | /// | 3.8 | 10 | 北西 | /// | /// | 15.6 | /// | /// | /// | |
| 第3半旬 | 11～15 | 11 | 8 | 2 | /// | 1.4 | 3.2 | -0.9 | 5.6 | -2.4 | /// | /// | 5.5 | 13 | 北西 | /// | /// | 8.9 | /// | /// | /// | |
| 第4半旬 | 16～20 | 16 | 12 | 2 | /// | 0.3 | 2.7 | -1.9 | 4.4 | -4.0 | /// | /// | 4.0 | 11 | 北西 | /// | /// | 12.7 | /// | /// | /// | |
| 第5半旬 | 21～25 | 5 | 4 | 1 | /// | -0.6 | 2.4 | -3.3 | 5.5 | -5.2 | /// | /// | 5.2 | 13 | 北西 | /// | /// | 16.4 | /// | /// | /// | |
| 第6半旬 | 26～31 | 9 | 5 | 2 | /// | -1.7 | 2.1 | -6.7 | 4.4 | -9.9 | /// | /// | 3.5 | 10 | 西北西 | /// | /// | 12.8 | /// | /// | /// | |
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