3か月ごとの値
倶知安(後志地方) 1974年(3か月ごとの値) 詳細(気圧・降水量)
月~月 | 気圧(hPa) | 降水量(mm) | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
現地 | 海面 | 合計 | 最大 | 各階級の日数 | |||||||||||||||||
平均 | 平均 | 最低 | 日 | 24時間 | 1時間 | 10分間 | ≧0.0mm | ≧0.5mm | ≧1.0mm | ≧10.0mm | ≧30.0mm | ≧50.0mm | ≧70.0mm | ≧100.0mm | |||||||
値 | 日 | 値 | 日 | 値 | 月日時~月日時 | 値 | 日 | 値 | 日 | ||||||||||||
11~1 | 988.5 | 1010.6 | -- | 747.5 | 40.5 | 01/26* | 41.0 | 11/17 08~11/18 05 | 11.5 | 11/10 | 2.5 | 11/17 | 85 | 77 | 75 | 31 | 3 | 0 | 0 | 0 | |
12~2 | 989.2 | 1011.5 | -- | 607.5 | 40.5 | 01/26 | 31.0 | 01/25 09~01/26 09 | 3.5 | 12/22* | 1.0 | 02/22* | 86 | 80 | 74 | 27 | 1 | 0 | 0 | 0 | |
1~3 | 991.8 | 1014.2 | -- | 449.0 | 40.5 | 01/26 | 31.0 | 01/25 09~01/26 09 | 3.0 | 01/19* | 1.0 | 02/22* | 82 | 69 | 62 | 17 | 1 | 0 | 0 | 0 | |
2~4 | 991.7 | 1013.7 | -- | 363.5 | 36.0 | 04/21 | 34.5 | 04/21 13~04/21 21 | 10.5 | 04/21 | 2.5 | 04/21 | 73 | 59 | 53 | 14 | 1 | 0 | 0 | 0 | |
3~5 | 991.3 | 1012.9 | -- | 286.5 | 36.0 | 04/21 | 34.5 | 04/21 13~04/21 21 | 10.5 | 04/21 | 2.5 | 04/21 | 66 | 46 | 40 | 11 | 1 | 0 | 0 | 0 | |
4~6 | 989.3 | 1010.4 | -- | 301.5 | 37.5 | 06/06 | 51.0 | 06/06 08~06/07 05 | 10.5 | 04/21 | 2.5 | 04/21 | 64 | 41 | 37 | 11 | 2 | 0 | 0 | 0 | |
5~7 | 989.7 | 1010.4 | -- | 189.0 | 37.5 | 06/06 | 51.0 | 06/06 08~06/07 05 | 7.5 | 07/30 | 2.0 | 07/30* | 57 | 32 | 27 | 6 | 1 | 0 | 0 | 0 | |
6~8 | 988.7 | 1009.1 | -- | 346.0 | 71.5 | 08/06 | 72.5 | 08/06 03~08/07 03 | 20.0 | 08/06 | 5.5 | 08/14 | 58 | 32 | 31 | 11 | 4 | 1 | 1 | 0 | |
7~9 | 990.0 | 1010.4 | -- | 316.0 | 71.5 | 08/06 | 72.5 | 08/06 03~08/07 03 | 20.0 | 08/06 | 5.5 | 08/14 | 55 | 35 | 33 | 8 | 3 | 1 | 1 | 0 | |
8~10 | 990.7 | 1011.5 | -- | 468.0 | 71.5 | 08/06 | 72.5 | 08/06 03~08/07 03 | 20.0 | 08/06 | 5.5 | 08/14 | 67 | 49 | 45 | 12 | 5 | 1 | 1 | 0 | |
9~11 | 992.8 | 1014.1 | -- | 435.0 | 36.0 | 10/04 | 39.5 | 10/23 02~10/24 02 | 9.5 | 10/04 | 4.5 | 10/04 | 74 | 59 | 53 | 13 | 2 | 0 | 0 | 0 | |
10~12 | 994.1 | 1016.1 | -- | 667.0 | 36.0 | 10/04 | 39.5 | 10/23 02~10/24 02 | 9.5 | 10/04 | 4.5 | 10/04 | 84 | 72 | 67 | 25 | 2 | 0 | 0 | 0 |