１時間ごとの値
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苫小牧（胆振地方) 2020年8月18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 | 1009.2 | 1010.1 | -- | 19.7 | 18.5 | 21.3 | 93 | 0.2 | 静穏 | × | × |  | 20.0 | |||
| 2 | 1009.6 | 1010.5 | -- | 19.7 | 18.9 | 21.8 | 95 | 2.3 | 北 | × | × | | 20.0 | |||
| 3 | 1009.7 | 1010.6 | -- | 19.9 | 18.4 | 21.1 | 91 | 5.2 | 北 | × | × | | 20.0 | |||
| 4 | 1009.4 | 1010.3 | -- | 19.1 | 18.0 | 20.6 | 93 | 3.0 | 北北東 | × | × | | 20.0 | |||
| 5 | 1009.8 | 1010.7 | -- | 18.7 | 17.6 | 20.1 | 93 | 1.8 | 北 | 0.0 | × | × | | 20.0 | ||
| 6 | 1010.2 | 1011.1 | -- | 19.6 | 17.7 | 20.3 | 89 | 2.3 | 北 | 1.0 | × | × |  | 20.0 | ||
| 7 | 1010.5 | 1011.4 | -- | 21.3 | 18.3 | 21.0 | 83 | 3.9 | 北北東 | 1.0 | × | × | | 20.0 | ||
| 8 | 1010.5 | 1011.4 | -- | 23.3 | 18.6 | 21.5 | 75 | 3.1 | 北北東 | 1.0 | × | × | | 20.0 | ||
| 9 | 1010.7 | 1011.6 | -- | 25.1 | 18.3 | 21.0 | 66 | 2.2 | 北北東 | 1.0 | × | × | | 20.0 | ||
| 10 | 1010.8 | 1011.7 | -- | 24.2 | 19.7 | 23.0 | 76 | 4.1 | 南西 | 1.0 | × | × | | 20.0 | ||
| 11 | 1010.7 | 1011.6 | -- | 23.4 | 18.9 | 21.9 | 76 | 3.9 | 南西 | 1.0 | × | × | | 20.0 | ||
| 12 | 1010.5 | 1011.4 | -- | 24.2 | 19.1 | 22.1 | 73 | 3.3 | 南南西 | 1.0 | × | × | | 20.0 | ||
| 13 | 1010.8 | 1011.7 | -- | 24.1 | 19.2 | 22.2 | 74 | 3.3 | 南 | 1.0 | × | × | | 20.0 | ||
| 14 | 1010.7 | 1011.6 | -- | 23.1 | 19.5 | 22.6 | 80 | 3.8 | 南南東 | 1.0 | × | × | | 20.0 | ||
| 15 | 1010.6 | 1011.5 | -- | 21.9 | 19.3 | 22.3 | 85 | 2.8 | 南南東 | 0.9 | × | × | | 20.0 | ||
| 16 | 1010.3 | 1011.2 | -- | 21.9 | 20.0 | 23.4 | 89 | 3.6 | 南東 | 0.6 | × | × | | 20.0 | ||
| 17 | 1010.3 | 1011.2 | -- | 21.7 | 20.2 | 23.6 | 91 | 2.6 | 南南東 | 0.0 | × | × | | 19.2 | ||
| 18 | 1010.0 | 1010.9 | 0.0 | 21.3 | 20.0 | 23.3 | 92 | 3.5 | 南南東 | 0.0 | × | × | | 20.0 | ||
| 19 | 1010.0 | 1010.9 | -- | 21.2 | 20.0 | 23.4 | 93 | 3.1 | 南南東 | 0.0 | × | × | | 20.0 | ||
| 20 | 1010.2 | 1011.1 | -- | 21.1 | 19.9 | 23.3 | 93 | 2.7 | 南東 | × | × | | 20.0 | |||
| 21 | 1010.4 | 1011.3 | 0.0 | 20.9 | 20.1 | 23.5 | 95 | 2.8 | 南東 | × | × | | 18.9 | |||
| 22 | 1010.3 | 1011.2 | 0.0 | 20.9 | 20.2 | 23.7 | 96 | 3.1 | 南南東 | × | × | | 17.1 | |||
| 23 | 1010.0 | 1010.9 | -- | 20.9 | 20.2 | 23.7 | 96 | 3.6 | 南東 | × | × | | 16.1 | |||
| 24 | 1009.6 | 1010.5 | -- | 21.1 | 20.4 | 24.0 | 96 | 4.0 | 南東 | × | × | | 17.6 | |||
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