３か月ごとの値
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倶知安（後志地方) 2019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 | 993.0 | 1016.6 | 999.8 | 01/28 | 553.0 | 29.5 | 11/23 | 31.0 | 11/23 03～11/24 03 | 5.0 | 11/10 | 4.0 | 11/10 | 87 | 82 | 77 | 20 | 0 | 0 | 0 | 0 |
12～2 | 991.7 | 1015.6 | 995.0 | 02/04 | 526.0 | 25.0 | 12/09 | 26.0 | 12/09 06～12/10 06 | 4.5 | 12/04 | 1.5 | 02/05* | 84 | 79 | 73 | 23 | 0 | 0 | 0 | 0 |
1～3 | 990.2 | 1014.0 | 987.1 | 03/21 | 311.0 | 15.0 | 01/02 | 21.5 | 01/23 15～01/24 15 | 5.0 | 03/24 | 1.5 | 03/24* | 79 | 68 | 57 | 10 | 0 | 0 | 0 | 0 |
2～4 | 989.8 | 1013.3 | 987.1 | 03/21 | 190.0 | 13.0 | 02/04 | 14.5 | 02/10 10～02/11 10 | 5.0 | 03/24 | 1.5 | 04/19* | 66 | 50 | 40 | 5 | 0 | 0 | 0 | 0 |
3～5 | 988.3 | 1011.3 | 987.1 | 03/21 | 152.0 | 15.5 | 05/31 | 20.5 | 05/06 17～05/07 04 | 6.5 | 05/07* | 5.0 | 05/06 | 54 | 39 | 30 | 4 | 0 | 0 | 0 | 0 |
4～6 | 987.8 | 1010.2 | 989.5 | 06/16 | 163.0 | 19.5 | 06/16 | 21.0 | 06/16 04～06/17 04 | 6.5 | 05/07* | 5.0 | 05/06 | 45 | 32 | 26 | 6 | 0 | 0 | 0 | 0 |
5～7 | 987.5 | 1009.5 | 989.5 | 06/16 | 164.0 | 19.5 | 06/16 | 22.5 | 07/26 09～07/27 09 | 7.0 | 07/26 | 5.0 | 05/06 | 41 | 30 | 25 | 7 | 0 | 0 | 0 | 0 |
6～8 | 987.1 | 1008.9 | 987.6 | 08/16 | 184.5 | 34.0 | 08/09 | 34.5 | 08/09 03～08/10 03 | 13.5 | 08/20 | 6.5 | 08/20 | 46 | 30 | 25 | 5 | 1 | 0 | 0 | 0 |
7～9 | 989.3 | 1011.1 | 987.6 | 08/16 | 217.0 | 53.0 | 09/23 | 53.0 | 09/23 06～09/23 22 | 13.5 | 08/20 | 6.5 | 08/20 | 48 | 29 | 25 | 5 | 2 | 1 | 0 | 0 |
8～10 | 991.8 | 1013.9 | 987.6 | 08/16 | 254.0 | 53.0 | 09/23 | 53.0 | 09/23 06～09/23 22 | 13.5 | 08/20 | 6.5 | 08/20 | 50 | 34 | 26 | 7 | 2 | 1 | 0 | 0 |
9～11 | 994.0 | 1016.7 | 996.2 | 11/14 | 260.0 | 53.0 | 09/23 | 53.0 | 09/23 06～09/23 22 | 8.0 | 09/18 | 4.5 | 09/18 | 60 | 46 | 37 | 7 | 1 | 1 | 0 | 0 |
10～12 | 994.3 | 1017.6 | 996.2 | 11/14 | 347.5 | 24.5 | 10/04 | 25.5 | 10/03 23～10/04 18 | 6.5 | 10/09 | 2.0 | 10/29* | 73 | 67 | 57 | 10 | 0 | 0 | 0 | 0 |