旬ごとの値
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札幌（石狩地方) 1990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 | 1012.5 | 1014.8 | -- | 74.0 | 30.5 | 04 | 5.5 | 04 | 1.5 | 04 | 10 | 6 | 6 | 3 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1011.7 | 1014.0 | -- | 23.0 | 8.0 | 20 | 3.0 | 11 | 1.0 | 20* | 10 | 8 | 6 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.5 | 1019.0 | -- | 41.0 | 11.0 | 29 | 4.5 | 23 | 1.5 | 23 | 11 | 10 | 8 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1024.8 | 1027.2 | -- | 23.5 | 15.5 | 03 | 6.0 | 03 | 1.5 | 03 | 9 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1018.9 | 1021.3 | -- | 24.5 | 11.0 | 17 | 2.5 | 17 | 1.0 | 19* | 8 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1018.7 | 1021.1 | -- | 27.0 | 7.5 | 21 | 2.0 | 27 | 0.5 | 27* | 8 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1010.5 | 1012.8 | -- | 24.5 | 22.5 | 08 | 7.0 | 08 | 2.0 | 08 | 8 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.1 | 1011.4 | -- | 33.5 | 21.5 | 12 | 4.5 | 12 | 1.0 | 12 | 6 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.5 | 1018.8 | -- | 19.5 | 8.5 | 26 | 2.5 | 25 | 1.0 | 26* | 6 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1002.3 | 1004.6 | -- | 16.0 | 5.5 | 04 | 2.0 | 09 | 1.0 | 09* | 7 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.7 | 1017.0 | -- | 5.0 | 4.5 | 14 | 2.0 | 14 | 0.5 | 15* | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.4 | 1012.7 | -- | 65.5 | 59.0 | 23 | 15.5 | 23 | 3.0 | 23 | 6 | 4 | 4 | 1 | 1 | 1 | 0 | 0 | ||
| 上旬 | 1010.8 | 1013.1 | -- | 9.0 | 4.5 | 05* | 1.5 | 05* | 0.5 | 05* | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.6 | 1008.8 | -- | 10.0 | 4.0 | 14 | 2.0 | 14 | 1.0 | 14* | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1009.4 | 1011.7 | -- | 6.0 | 3.5 | 22 | 1.5 | 21 | 0.5 | 23* | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1006.9 | 1009.1 | -- | 9.0 | 4.5 | 01 | 1.5 | 09 | 0.5 | 09* | 7 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1005.6 | 1007.8 | -- | 22.5 | 8.0 | 13 | 8.0 | 13 | 5.5 | 13 | 9 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.3 | 1009.4 | -- | 6.0 | 5.5 | 25 | 5.5 | 25 | 3.5 | 25 | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.2 | 1011.3 | -- | 18.0 | 7.5 | 04 | 4.5 | 05 | 2.5 | 05 | 6 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.2 | 1006.3 | -- | 14.0 | 6.0 | 18 | 2.0 | 19* | 0.5 | 19* | 6 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.1 | 1009.3 | -- | 16.5 | 12.0 | 25 | 4.5 | 25 | 2.0 | 25* | 5 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.3 | 1006.5 | -- | 8.0 | 8.0 | 10 | 2.5 | 10 | 1.5 | 10 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1005.8 | 1007.9 | -- | 115.0 | 44.5 | 11 | 21.0 | 11 | 8.0 | 11 | 8 | 6 | 6 | 4 | 2 | 0 | 0 | 0 | ||
| 下旬 | 1007.5 | 1009.7 | -- | 14.5 | 10.5 | 23 | 3.5 | 23 | 1.5 | 23 | 9 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.5 | 1013.7 | -- | 37.5 | 25.0 | 03 | 11.5 | 03 | 9.0 | 03 | 7 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.9 | 1011.1 | -- | 49.5 | 21.0 | 15 | 5.5 | 17 | 1.5 | 17* | 8 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1018.2 | 1020.4 | -- | 36.5 | 30.0 | 24 | 3.0 | 24 | 1.0 | 28* | 9 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1012.9 | 1015.1 | -- | 21.5 | 9.0 | 01 | 3.0 | 09 | 1.5 | 09* | 7 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.0 | 1016.3 | -- | 63.0 | 36.5 | 18 | 9.5 | 18 | 3.5 | 18 | 7 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1017.9 | 1020.1 | -- | 2.5 | 2.0 | 26 | 1.0 | 26 | 0.5 | 27* | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1008.1 | 1010.4 | 978.2 | 10 | 33.5 | 11.5 | 05 | 3.5 | 05 | 1.0 | 10* | 8 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1015.0 | 1017.3 | -- | 33.0 | 16.0 | 20 | 9.5 | 20 | 3.0 | 20 | 8 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1020.3 | 1022.6 | -- | 6.5 | 2.5 | 21 | 1.0 | 27* | 1.0 | 21 | 8 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1010.8 | 1013.1 | -- | 32.5 | 23.0 | 01 | 5.0 | 01 | 1.5 | 10* | 7 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.5 | 1014.8 | -- | 49.5 | 26.5 | 11 | 6.5 | 11 | 1.5 | 11 | 9 | 8 | 8 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.9 | 1010.2 | -- | 76.0 | 34.0 | 28 | 8.0 | 28 | 2.5 | 28 | 11 | 10 | 9 | 2 | 1 | 0 | 0 | 0 | ||