旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
札幌（石狩地方) 1957年（旬ごとの値） 詳細（気圧・降水量）
| 月 | 旬 | 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 | 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 | 日 | 値 | 日 | |||||||||||||
| 上旬 | 44.1 | 10.3 | 03 | × | × | × | × | 9 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 23.0 | 7.4 | 12 | × | × | × | × | 9 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 29.1 | 14.1 | 27 | × | × | × | × | 10 | 6 | 4 | 1 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 41.8 | 12.3 | 02 | × | × | × | × | 9 | 8 | 6 | 2 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 14.8 | 5.2 | 12 | × | × | × | × | 8 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 17.9 | 4.6 | 27 | × | × | × | × | 8 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 26.5 | 18.2 | 09 | × | × | × | × | 8 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 13.8 | 3.5 | 17 | × | × | × | × | 9 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 28.8 | 10.6 | 24 | × | × | × | × | 11 | 7 | 6 | 1 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 33.9 | 22.3 | 01 | × | × | × | × | 5 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 12.7 | 5.9 | 15 | 0.0 ] | 20 | 0.0 ] | 20 | 9 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 4.0 | 3.8 | 25 | 6.2 ) | 30 | 1.5 ) | 30 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 11.3 | 9.8 | 01 | 0.8 | 02 | 0.7 | 02 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 44.2 | 12.0 | 12 | 9.1 | 14 | 2.4 | 14 | 5 | 5 | 4 | 3 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 49.9 | 42.0 | 21 | 4.1 | 21 | 0.8 | 21 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | |||||
| 上旬 | 29.9 | 12.2 | 03 | 3.9 | 02 | 1.5 | 02 | 7 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 16.9 | 9.2 | 20 | 7.0 | 19 | 3.4 | 19 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 9.8 | 4.9 | 25* | 3.6 | 25 | 2.0 | 25 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 18.1 | 10.5 | 06 | 5.5 | 06 | 3.5 | 06 | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 23.9 | 19.1 | 14 | 9.4 | 14 | 4.0 | 14 | 5 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 9.2 | 7.6 | 24 | 2.3 | 23 | 1.0 | 30 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 26.2 | 6.1 | 05 | 2.6 | 09* | 1.3 | 01 | 10 | 9 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 38.5 | 20.7 | 14 | 9.3 | 14 | 3.2 | 14 | 4 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 58.1 | 55.9 | 28 | 14.6 | 27 | 6.1 | 27 | 7 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | |||||
| 上旬 | 45.0 | 33.2 | 08 | 7.7 | 07 | 2.5 | 07 | 8 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | |||||
| 中旬 | 195.4 | 102.2 | 17 | 45.4 | 17 | 8.8 | 17 | 7 | 5 | 5 | 3 | 3 | 2 | 1 | 1 | |||||
| 下旬 | 67.3 | 30.5 | 30 | 8.6 | 30 | 5.5 | 29 | 7 | 4 | 4 | 2 | 1 | 0 | 0 | 0 | |||||
| 上旬 | 50.9 | 36.7 | 08 | 12.4 | 07 | 4.2 | 07 | 6 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | |||||
| 中旬 | 55.6 | 55.3 | 17 | 10.4 ) | 17 | 5.2 ) | 16 | 5 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | |||||
| 下旬 | 27.9 | 21.4 | 31 | 3.7 | 31 | 1.0 | 31* | 8 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 7.7 | 5.9 | 08 | 2.7 | 07 | 0.5 ) | 08 | 6 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 11.3 | 4.4 | 13 | 2.5 ] | 12 | 1.0 ] | 12 | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 7.8 | 4.0 | 28 | × | × | × | × | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 56.7 | 13.1 | 01 | × | × | × | × | 10 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 49.7 | 29.3 | 13 | × | × | × | × | 10 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 39.7 | 10.7 | 30 | × | × | × | × | 10 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |||||