１時間ごとの値
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倶知安（後志地方) 2018年5月28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 | 990.9 | 1013.9 | -- | 5.4 | 3.9 | 8.1 | 90 | 0.6 | 北東 | × | × |  | 20.0 | |||
| 2 | 990.9 | 1013.9 | -- | 5.5 | 4.2 | 8.2 | 91 | 1.4 | 東北東 | × | × | | 20.0 | |||
| 3 | 990.9 | 1013.9 | -- | 5.4 | 4.1 | 8.2 | 91 | 0.8 | 北東 | × | × | | 20.0 | |||
| 4 | 990.8 | 1013.9 | -- | 5.0 | 3.7 | 7.9 | 91 | 0.7 | 北北西 | × | × | | 20.0 | |||
| 5 | 990.8 | 1013.8 | -- | 5.5 | 4.2 | 8.2 | 91 | 0.6 | 東北東 | 0.0 | × | × | | 20.0 | ||
| 6 | 991.0 | 1013.9 | -- | 6.3 | 4.6 | 8.5 | 89 | 1.0 | 東南東 | 0.0 | × | × | | 20.0 | ||
| 7 | 991.2 | 1013.9 | -- | 9.1 | 6.6 | 9.7 | 84 | 1.8 | 東南東 | 0.0 | × | × | | 20.0 | ||
| 8 | 991.1 | 1013.6 | -- | 11.7 | 7.2 | 10.2 | 74 | 2.8 | 南東 | 0.0 | × | × | | 20.0 | ||
| 9 | 991.6 | 1014.0 | 0.0 | 12.3 | 8.0 | 10.7 | 75 | 2.0 | 南南西 | 0.0 | × | × |  | 20.0 | ||
| 10 | 992.0 | 1014.5 | 0.0 | 11.8 | 8.5 | 11.1 | 80 | 3.2 | 南南西 | 0.0 | × | × | | 20.0 | ||
| 11 | 992.0 | 1014.5 | 0.0 | 12.0 | 8.7 | 11.2 | 80 | 2.9 | 南南西 | 0.0 | × | × | | 20.0 | ||
| 12 | 991.5 | 1013.8 | 0.0 | 13.9 | 9.2 | 11.6 | 73 | 2.0 | 南東 | 0.0 | × | × | | 20.0 | ||
| 13 | 990.5 | 1012.7 | -- | 14.6 | 9.2 | 11.6 | 70 | 2.4 | 南西 | 0.0 | × | × | | 20.0 | ||
| 14 | 990.4 | 1012.5 | -- | 15.4 | 9.1 | 11.5 | 66 | 4.3 | 南西 | 0.0 | × | × | | 20.0 | ||
| 15 | 990.0 | 1012.0 | -- | 17.3 | 9.0 | 11.5 | 58 | 3.1 | 南南西 | 1.0 | × | × |  | 20.0 | ||
| 16 | 990.0 | 1012.0 | -- | 17.1 | 8.5 | 11.1 | 57 | 6.0 | 南西 | 0.9 | × | × | | 20.0 | ||
| 17 | 989.9 | 1011.9 | -- | 17.5 | 8.6 | 11.2 | 56 | 4.6 | 南西 | 0.9 | × | × | | 20.0 | ||
| 18 | 989.9 | 1011.9 | -- | 16.7 | 7.9 | 10.6 | 56 | 3.3 | 南南西 | 0.9 | × | × | | 20.0 | ||
| 19 | 990.3 | 1012.5 | -- | 14.9 | 8.4 | 11.0 | 65 | 4.2 | 南西 | 0.1 | × | × | | 20.0 | ||
| 20 | 990.8 | 1013.1 | -- | 13.6 | 8.5 | 11.1 | 71 | 2.8 | 南 | 0.0 | × | × | | 20.0 | ||
| 21 | 991.4 | 1013.8 | -- | 12.5 | 8.6 | 11.2 | 77 | 1.8 | 南東 | × | × | | 20.0 | |||
| 22 | 991.4 | 1014.0 | -- | 10.9 | 8.3 | 11.0 | 84 | 2.7 | 東南東 | × | × | | 20.0 | |||
| 23 | 991.4 | 1014.0 | -- | 10.0 | 7.6 | 10.4 | 85 | 1.6 | 東南東 | × | × | | 20.0 | |||
| 24 | 991.7 | 1014.4 | -- | 9.0 | 7.5 | 10.3 | 90 | 2.0 | 東 | × | × | | 20.0 | |||
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