３か月ごとの値
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倶知安（後志地方) 1994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 | 992.8 | 1016.5 | -- | 572.5 | 41.0 | 11/21 | 43.0 | 11/21 05～11/22 03 | 5.0 | 11/14 | 1.5 | 01/04* | 86 | 74 | 71 | 23 | 1 | 0 | 0 | 0 | |
12～2 | 988.5 | 1012.3 | 972.7 | 02/22 | 587.5 | 38.5 | 02/22 | 49.5 | 02/21 14～02/22 14 | 5.0 | 02/21 | 1.5 | 02/21* | 88 | 77 | 75 | 21 | 1 | 0 | 0 | 0 |
1～3 | 988.5 | 1012.3 | 972.7 | 02/22 | 489.5 | 38.5 | 02/22 | 49.5 | 02/21 14～02/22 14 | 5.0 | 02/21 | 2.5 | 03/17 | 88 | 78 | 73 | 12 | 1 | 0 | 0 | 0 |
2～4 | 987.9 | 1011.2 | 972.7 | 02/22 | 336.0 | 38.5 | 02/22 | 49.5 | 02/21 14～02/22 14 | 5.0 | 02/21 | 2.5 | 03/17 | 79 | 61 | 52 | 7 | 1 | 0 | 0 | 0 |
3～5 | 988.8 | 1011.8 | -- | 273.0 | 34.0 | 05/27 | 35.5 | 05/04 16～05/05 13 | 7.5 | 05/27 | 2.5 | 03/17 | 71 | 52 | 41 | 7 | 1 | 0 | 0 | 0 | |
4～6 | 987.6 | 1010.0 | -- | 152.0 | 34.0 | 05/27 | 35.5 | 05/04 16～05/05 13 | 7.5 | 05/27 | 2.0 | 05/27 | 60 | 33 | 25 | 3 | 1 | 0 | 0 | 0 | |
5～7 | 986.5 | 1008.5 | -- | 185.5 | 34.0 | 05/27 | 35.5 | 05/04 16～05/05 13 | 12.5 | 07/10 | 3.5 | 07/10 | 52 | 26 | 21 | 6 | 1 | 0 | 0 | 0 | |
6～8 | 988.0 | 1009.7 | -- | 209.5 | 47.5 | 08/14 | 59.0 | 08/14 04～08/15 04 | 13.5 | 08/12 | 5.5 | 08/15* | 53 | 24 | 20 | 9 | 1 | 0 | 0 | 0 | |
7～9 | 988.4 | 1010.0 | -- | 494.5 | 57.5 | 09/16 | 62.0 | 09/19 21～09/20 18 | 26.5 | 09/06 | 9.5 | 09/06 | 57 | 30 | 25 | 16 | 7 | 2 | 0 | 0 | |
8～10 | 991.4 | 1013.4 | -- | 522.0 | 57.5 | 09/16 | 62.0 | 09/19 21～09/20 18 | 32.5 | 10/05 | 14.0 | 10/05 | 66 | 35 | 31 | 17 | 8 | 2 | 0 | 0 | |
9～11 | 994.0 | 1016.6 | -- | 578.0 | 57.5 | 09/16 | 62.0 | 09/19 21～09/20 18 | 32.5 | 10/05 | 14.0 | 10/05 | 74 | 45 | 39 | 17 | 8 | 2 | 0 | 0 | |
10～12 | 995.3 | 1018.6 | -- | 518.5 | 40.0 | 11/14 | 47.0 | 11/13 20～11/14 20 | 32.5 | 10/05 | 14.0 | 10/05 | 79 | 59 | 48 | 22 | 2 | 0 | 0 | 0 | |