旬ごとの値
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倶知安（後志地方) 1971年（旬ごとの値） 主な要素
| 月 | 旬 | 気圧(hPa) | 降水量(mm) | 気温(℃) | 湿度(％) | 風向・風速(m/s) | 日照 時間 (h) | 全天日射量 (MJ/㎡) | 雪(cm) | 雲量 | 大気現象 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現地 | 海面 | 合計 | 最大 | 平均 | 最高 | 最低 | 平均 | 最小 | 平均 風速 | 最大風速 | 最大瞬間風速 | 降雪 | 最深積雪 | 平均 | 雪日数 | 霧日数 | 雷日数 | |||||||||||
| 平均 | 平均 | 日 | 1時間 | 10分間 | 日平均 | 日最高 | 日最低 | 風速 | 風向 | 風速 | 風向 | 平均 | 合計 | 日合計の最大 | ||||||||||||||
| 上旬 | 993.9 | 1016.5 | 94.0 | 31.5 | 3.5 | 1.0 | -6.7 | -3.7 | -11.5 | 1.3 | -17.7 | 84 | 54 | 1.6 | 9.5 | 東 | 19.7 | 15.3 | 5.1 | 206 | 42 | 157 | 8.9 | 10 | 2 | 0 | ||
| 中旬 | 995.3 | 1017.7 | 20.5 | 6.0 | 2.0 | 1.0 | -4.0 | -0.4 | -8.1 | 5.2 | -20.3 | 79 | 49 | 2.8 | 9.5 | 東 | 19.1 | 25.2 | 5.9 | 41 | 11 | 129 | 8.7 | 9 | 0 | 0 | ||
| 下旬 | 987.6 | 1010.0 | 58.5 | 14.5 | 2.5 | 0.5 | -7.3 | -2.5 | -13.2 | -0.8 | -21.0 | 85 | 52 | 1.6 | 6.2 | 北西 | 12.0 | 24.6 | 6.6 | 138 | 36 | 162 | 8.1 | 11 | 2 | 0 | ||
| 上旬 | 988.1 | 1010.6 | 4.0 | 1.0 | 0.5 | 0.0 | -8.0 | -1.2 | -16.1 | 2.0 | -22.9 | 78 | 39 | 1.2 | 5.8 | 西北西 | 10.9 | 50.2 | 9.9 | 13 | 4 | 146 | 6.7 | 8 | 0 | 0 | ||
| 中旬 | 999.3 | 1021.8 | 20.0 | 5.0 | 1.5 | 1.0 | -4.0 | 0.7 | -10.1 | 4.3 | -24.0 | 82 | 49 ) | 2.3 | 14.0 | 東南東 | 26.3 | 38.1 | 9.9 | 30 | 10 | 140 | 7.6 | 10 | 1 | 0 | ||
| 下旬 | 994.6 | 1016.9 | 48.5 | 18.5 | 1.5 | 0.5 | -4.4 | -0.2 | -9.9 | 3.8 | -12.6 | 81 | 58 | 2.8 | 8.5 | 東南東 | 22.4 | 16.4 | 8.1 | 76 | 29 | 149 | 9.0 | 7 | 0 | 0 | ||
| 上旬 | 987.2 | 1009.4 | 78.0 | 14.0 | 3.0 | 1.0 | -4.5 | -1.9 | -6.7 | 1.4 | -9.4 | 82 | 59 | 2.5 | 8.7 | 東南東 | 15.8 | 13.8 | 9.1 | 153 | 34 | 196 | 9.8 | 10 | 0 | 0 | ||
| 中旬 | 991.8 | 1013.9 | 21.5 | 6.5 | 1.5 | 0.5 | -1.9 | 2.0 | -6.2 | 6.7 | -16.8 | 76 | 37 | 2.1 | 8.0 | 西 | 13.0 | 49.4 | 13.5 | 46 | 14 | 187 | 7.5 | 9 | 0 | 0 | ||
| 下旬 | 991.6 | 1013.5 | 14.0 | 4.5 | 2.5 | 0.5 | 1.2 | 5.0 | -3.7 | 9.7 | -14.0 | 69 | 27 | 2.7 | 9.8 | 西南西 | 16.2 | 67.9 | 14.6 | 12 | 9 | 147 | 6.8 | 6 | 0 | 0 | ||
| 上旬 | 992.0 | 1013.8 | 21.5 | 12.5 | 3.0 | 0.5 | 2.0 | 5.4 | -1.8 | 7.3 | -7.5 | 71 | 25 | 2.5 | 8.3 | 南南西 | 16.2 | 57.4 | 14.0 | 4 | 2 | 90 | 7.4 | 4 | 0 | 0 | ||
| 中旬 | 993.3 | 1014.9 | 14.0 | 8.5 | 3.0 | 1.0 | 4.4 | 9.1 | -1.1 | 13.6 | -5.6 | 65 | 26 | 2.8 | 10.8 | 南南西 | 20.8 | 76.7 | 17.9 | 5 | 5 | 36 | 4.3 | 2 | 0 | 0 | ||
| 下旬 | 992.0 | 1013.5 | 6.5 | 3.0 | 2.0 | 1.0 | 5.6 | 11.4 | -0.4 | 18.7 | -3.4 | 59 | 20 | 2.9 | 8.8 | 南 | 18.6 | 72.1 | 17.5 | 0 | 0 | -- | 5.9 | 2 | 0 | 1 | ||
| 上旬 | 994.3 | 1016.0 | 31.5 | 13.5 | 4.0 | 1.5 | 4.2 | 8.0 | 0.5 | 13.4 | -1.6 | 80 | 44 | 2.8 | 9.2 | 東南東 | 17.6 | 32.8 | 11.9 | 0 | 0 | 0 | 8.7 | 6 | 0 | 0 | ||
| 中旬 | 989.0 | 1010.2 | 0.0 | 0.0 | 0.0 | 0.0 | 12.1 | 19.9 | 4.2 | 24.3 | 0.6 | 66 | 17 | 3.2 | 9.0 | 西北西 | 16.5 | 104.0 | 22.4 | -- | -- | -- | 5.2 | 0 | 1 | 0 | ||
| 下旬 | 986.8 | 1007.7 | 23.0 | 12.0 | 5.5 | 1.5 | 12.4 | 17.1 | 8.2 | 25.6 | 4.4 | 75 | 27 | 3.7 | 11.7 | 東 | 21.7 | 56.7 | 15.4 | -- | -- | -- | 7.6 | 0 | 1 | 1 | ||
| 上旬 | 988.2 | 1009.1 | 26.5 | 24.5 | 3.0 | 1.0 | 11.8 ) | 16.9 | 7.5 | 23.6 | 5.4 | 81 | 44 | 2.9 | 13.2 | 東南東 | 24.1 | 51.2 | 15.5 | -- | -- | -- | 8.1 | 0 | 2 | 0 | ||
| 中旬 | 984.5 | 1005.2 | 33.0 | 17.5 | 12.0 | 4.0 | 13.7 | 19.1 | 9.5 | 24.2 | 6.6 | 81 | 40 | 2.8 | 7.5 | 北北西 | 15.0 | 59.7 | 17.7 | -- | -- | -- | 6.0 | 0 | 5 | 0 | ||
| 下旬 | 988.8 | 1009.4 | 1.5 | 1.0 | 0.5 | 0.0 | 16.0 | 22.2 | 10.7 | 26.3 | 7.8 | 78 | 27 | 2.5 | 8.2 | 南南西 | 13.7 | 71.6 | 18.4 | -- | -- | -- | 6.8 | 0 | 3 | 0 | ||
| 上旬 | 985.4 | 1005.7 | 31.0 | 16.0 | 6.5 | 2.0 | 19.0 | 22.9 | 15.1 | 26.5 | 9.2 | 82 | 46 | 2.9 | 8.7 | 東 | 15.6 | 51.1 | 13.7 | -- | -- | -- | 8.8 | 0 | 0 | 0 | ||
| 中旬 | 984.9 | 1005.3 | 60.5 | 23.5 | 8.5 | 4.0 | 17.8 | 21.4 | 15.6 | 24.2 | 12.1 | 86 | 53 ) | 2.1 | 9.3 | 東 | 18.8 | 16.6 | 9.9 | -- | -- | -- | 9.3 | 0 | 2 | 0 | ||
| 下旬 | 986.2 | 1006.5 | 26.5 | 21.0 | 6.5 | 1.5 | 18.6 | 23.5 | 14.5 | 31.0 | 10.7 | 85 | 54 | 2.0 | 8.3 | 北北西 | 11.9 | 49.4 | 15.0 | -- | -- | -- | 8.1 | 0 | 3 | 0 | ||
| 上旬 | 988.9 | 1008.9 | 13.0 | 12.0 | 9.0 | 5.0 | 23.6 | 28.9 | 19.4 | 33.6 | 15.3 | 81 | 49 | 2.5 | 8.8 | 南南西 | 15.0 | 69.9 | 17.4 | -- | -- | -- | 8.0 | 0 | 3 | 1 | ||
| 中旬 | 987.8 | 1008.0 | 55.5 | 28.5 | 19.5 | 5.0 | 17.1 | 21.1 | 13.2 | 25.8 | 4.8 | 82 | 47 | 2.4 | 7.2 | 東 | 16.0 | 39.7 | 11.8 | -- | -- | -- | 8.1 | 0 | 1 | 0 | ||
| 下旬 | 992.9 | 1013.4 | 13.0 | 11.5 | 11.5 | 6.0 | 18.2 | 24.3 | 13.7 | 26.4 | 9.3 | 81 | 44 | 1.7 | 6.5 | 南西 | 11.1 | 66.5 | 15.0 | -- | -- | -- | 7.0 | 0 | 3 | 0 | ||
| 上旬 | 992.6 | 1013.3 | 77.5 | 43.0 | 13.5 | 3.5 | 15.3 | 21.5 | 9.3 | 24.5 | 4.6 | 79 | 39 | 1.9 | 7.2 | 南南西 | 13.3 | 68.9 | 14.6 | -- | -- | -- | 6.6 | 0 | 1 | 0 | ||
| 中旬 | 992.1 | 1012.8 | 15.5 | 6.0 | 2.5 | 1.5 | 15.3 | 20.5 | 11.2 | 24.1 | 6.8 | 81 | 45 | 2.0 | 7.7 | 東南東 | 15.8 | 35.2 | 9.5 ) | -- | -- | -- | 8.3 | 0 | 0 | 0 | ||
| 下旬 | 993.3 | 1014.2 | 42.5 | 11.5 | 5.0 | 1.0 | 12.4 ) | 17.4 | 8.3 | 21.9 | 4.2 | 83 | 48 | 2.3 | 11.5 | 南南西 | 20.6 | 50.2 | 10.7 ) | -- | -- | -- | 7.2 | 0 | 3 | 0 | ||
| 上旬 | 996.5 | 1017.7 | 21.5 | 10.5 | 4.5 | 1.5 | 9.9 | 17.0 | 2.8 | 19.7 | 0.6 | 81 | 36 | 1.5 | 6.5 | 南南西 | 10.3 | 62.0 | 11.5 | -- | -- | -- | 5.7 | 0 | 2 | 1 | ||
| 中旬 | 995.5 | 1016.8 | 18.5 | 6.5 | 3.5 | 1.5 | 8.0 | 14.9 | 1.8 | 18.1 | -2.6 | 78 | 36 | 2.0 | 11.3 | 南南西 | 19.3 | 51.7 | 9.9 | -- | -- | -- | 5.0 | 0 | 1 | 0 | ||
| 下旬 | 992.9 | 1014.2 | 106.0 | 40.5 | 8.0 | 2.5 | 7.7 | 12.3 | 3.5 | 17.5 | -1.1 | 80 | 44 | 2.4 | 9.5 | 南 | 21.7 | 33.3 | 6.4 ) | 0 | 0 | -- | 8.7 | 3 | 0 | 0 | ||
| 上旬 | 998.0 | 1019.7 | 26.5 | 20.5 | 5.0 | 1.0 | 4.3 | 9.6 | -1.0 | 17.2 | -3.6 | 78 | 38 | 1.8 | 6.7 | 北西 | 11.8 | 53.2 | 8.5 | 14 | 13 | 11 | 6.1 | 4 | 0 | 0 | ||
| 中旬 | 999.1 | 1020.9 | 33.5 | 16.5 | 4.0 | 1.0 | 3.4 | 6.8 | 0.0 | 9.3 | -2.2 | 79 | 50 | 1.5 | 7.7 | 北西 | 15.9 | 14.8 | 3.9 | 0 | 0 | 0 | 8.6 | 4 | 0 | 0 | ||
| 下旬 | 989.2 | 1011.1 | 65.0 | 16.0 | 4.5 | 2.5 | -0.6 | 2.7 | -3.8 | 10.1 | -10.0 | 77 | 51 | 2.6 | 9.0 | 西北西 | 19.7 | 7.7 | 3.9 | 63 | 23 | 32 | 8.6 | 8 | 0 | 1 | ||
| 上旬 | 986.8 | 1008.8 | 74.0 | 16.5 | 3.5 | 1.0 | -1.4 | 1.4 | -5.2 | 6.0 | -10.4 | 78 | 44 | 2.9 | 10.7 | 西北西 | 22.0 | 9.2 | 3.9 | 99 | 29 | 54 | 9.4 | 9 | 0 | 0 | ||
| 中旬 | 993.6 | 1015.9 | 87.5 | 17.5 | 4.5 | 1.0 | -2.4 | 1.2 | -6.4 | 8.1 | -9.8 | 84 | 52 | 2.4 | 8.0 | 南西 | 16.7 | 10.2 | 4.3 | 152 | 44 | 96 | 9.3 | 10 | 0 | 0 | ||
| 下旬 | 996.8 | 1019.2 | 55.5 | 16.0 | 4.5 | 1.5 | -4.4 | -1.1 | -7.8 | 4.9 | -10.8 | 80 | 55 | 2.2 | 8.3 | 南西 | 16.1 | 14.9 | 4.7 | 124 | 38 | 98 | 9.3 | 10 | 0 | 0 | ||