１時間ごとの値
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倶知安（後志地方) 2017年10月12日 （１時間ごとの値）
| 時 | 気圧(hPa) | 降水量 (mm) | 気温 (℃) | 露点 温度 (℃) | 蒸気圧 (hPa) | 湿度 (％) | 風向・風速(m/s) | 日照 時間 (h) | 全天 日射量 (MJ/㎡) | 雪(cm) | 天気 | 雲量 | 視程 (km) | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現地 | 海面 | 風速 | 風向 | 降雪 | 積雪 | |||||||||||
| 1 | 989.0 | 1011.6 | 0.0 | 10.1 | 7.0 | 10.0 | 81 | 5.5 | 東 | × | × |  | 20.0 | |||
| 2 | 987.9 | 1010.4 | 0.0 | 10.5 | 6.8 | 9.9 | 78 | 3.2 | 南東 | × | × |  | 20.0 | |||
| 3 | 987.4 | 1009.9 | 0.5 | 10.3 | 6.8 | 9.9 | 79 | 5.0 | 東 | × | × | | 20.0 | |||
| 4 | 986.6 | 1009.0 | 0.0 | 10.9 | 7.2 | 10.2 | 78 | 3.5 | 東 | × | × | | 20.0 | |||
| 5 | 986.3 | 1008.8 | 0.0 | 10.0 | 7.6 | 10.4 | 85 | 4.9 | 東北東 | × | × | | 20.0 | |||
| 6 | 985.9 | 1008.4 | 0.0 | 9.7 | 8.0 | 10.7 | 89 | 2.5 | 東北東 | 0.0 | × | × | | 20.0 | ||
| 7 | 986.4 | 1009.0 | 0.0 | 9.4 | 8.6 | 11.2 | 95 | 1.9 | 東南東 | 0.0 | × | × | | 16.8 | ||
| 8 | 986.4 | 1008.9 | 0.0 | 10.1 | 9.2 | 11.6 | 94 | 1.9 | 北北東 | 0.0 | × | × | | 11.9 | ||
| 9 | 985.9 | 1008.3 | 0.5 | 11.3 | 10.2 | 12.5 | 93 | 1.7 | 北東 | 0.0 | × | × | | 20.0 | ||
| 10 | 985.2 | 1007.4 | 1.0 | 13.6 | 10.8 | 12.9 | 83 | 5.9 | 南南西 | 0.1 | × | × | | 20.0 | ||
| 11 | 986.3 | 1008.5 | 0.0 | 14.1 | 8.9 | 11.4 | 71 | 6.1 | 南西 | 0.0 | × | × | | 20.0 | ||
| 12 | 986.3 | 1008.7 | -- | 11.4 | 8.4 | 11.1 | 82 | 5.1 | 北 | 0.0 | × | × | | 20.0 | ||
| 13 | 987.1 | 1009.5 | 0.0 | 11.3 | 9.2 | 11.6 | 87 | 2.7 | 北 | 0.0 | × | × | | 20.0 | ||
| 14 | 988.1 | 1010.6 | 0.5 | 10.5 | 9.4 | 11.8 | 93 | 2.2 | 北北西 | 0.0 | × | × | | 8.22 | ||
| 15 | 989.5 | 1012.1 | 0.5 | 10.1 | 7.5 | 10.4 | 84 | 8.9 | 西北西 | 0.0 | × | × | | 15.8 | ||
| 16 | 990.4 | 1013.1 | 0.5 | 9.3 | 8.2 | 10.9 | 93 | 1.1 | 東北東 | 0.0 | × | × | | 9.21 | ||
| 17 | 990.8 | 1013.5 | 1.0 | 9.4 | 7.7 | 10.5 | 89 | 2.1 | 南西 | 0.0 | × | × | | 13.4 | ||
| 18 | 991.7 | 1014.4 | 2.0 | 9.2 | 7.0 | 10.0 | 86 | 4.8 | 北西 | × | × | | 20.0 | |||
| 19 | 992.1 | 1014.8 | 0.0 | 9.0 | 7.0 | 10.0 | 87 | 3.4 | 西北西 | × | × | | 20.0 | |||
| 20 | 992.5 | 1015.3 | 0.0 | 8.7 | 6.3 | 9.6 | 85 | 3.9 | 西北西 | × | × | | 20.0 | |||
| 21 | 993.0 | 1015.8 | 0.5 | 8.5 | 5.8 | 9.2 | 83 | 3.5 | 西北西 | × | × | | 20.0 | |||
| 22 | 993.1 | 1015.9 | 0.0 | 8.1 | 6.1 | 9.4 | 87 | 1.8 | 西 | × | × | | 20.0 | |||
| 23 | 993.2 | 1016.1 | 0.0 | 7.1 | 6.2 | 9.5 | 94 | 1.5 | 北北西 | × | × | | 20.0 | |||
| 24 | 993.1 | 1016.1 | 0.0 | 6.3 | 5.7 | 9.2 | 96 | 1.4 | 北東 | × | × | | 20.0 | |||
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