旬ごとの値
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札幌（石狩地方) 1998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 | 1012.3 | 1014.7 | -- | 38.5 | 11.5 | 05 | 5.0 | 05 | 1.0 | 05* | 9 | 9 | 8 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1015.0 | 1017.5 | -- | 39.5 | 16.5 | 11 | 3.5 | 11 | 1.0 | 18* | 10 | 9 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.9 | 1014.3 | -- | 30.5 | 8.5 | 31 | 3.5 | 21 | 1.5 | 21 | 11 | 10 | 8 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.0 | 1013.4 | -- | 34.5 | 13.0 | 01 | 4.5 | 01 | 1.0 | 10* | 10 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1017.2 | 1019.6 | -- | 34.5 | 18.0 | 15 | 3.5 | 15 | 1.0 | 17* | 9 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1019.5 | 1021.9 | -- | 0.0 | 0.0 | 28* | 0.0 | 28* | 0.0 | 28* | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.3 | 1015.7 | -- | 44.0 | 19.0 | 07 | 4.0 | 07 | 1.5 | 09* | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.1 | 1008.4 | -- | 35.0 | 13.0 | 20 | 3.0 | 14 | 1.0 | 15* | 8 | 8 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.8 | 1014.1 | -- | 4.0 | 1.5 | 23 | 0.5 | 31* | 0.5 | 31* | 6 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1015.0 | 1017.3 | -- | 5.0 | 5.0 | 01 | 1.5 | 01 | 0.5 | 01 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.2 | 1014.4 | -- | 21.0 | 17.5 | 13 | 3.5 | 13 | 1.0 | 13 | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1012.4 | 1014.6 | -- | 2.5 | 1.5 | 29 | 1.0 | 29* | 0.5 | 29* | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.5 | 1014.8 | -- | 50.0 | 39.0 | 02 | 5.0 | 02 | 1.0 | 08* | 5 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1010.2 | 1012.4 | -- | 5.0 | 2.5 | 12 | 2.0 | 13* | 1.0 | 13* | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.7 | 1010.9 | -- | 3.0 | 3.0 | 25 | 0.5 | 25 | 0.5 | 25 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.4 | 1014.7 | -- | 16.5 | 10.0 | 04 | 3.5 | 03 | 1.0 | 04* | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.3 | 1009.5 | -- | 47.5 | 43.5 | 20 | 6.5 | 20 | 2.5 | 20 | 9 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1009.6 | 1011.8 | -- | 19.0 | 12.5 | 27 | 5.5 | 27* | 1.5 | 27* | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1005.9 | 1008.1 | -- | 33.0 | 32.5 | 08 | 10.0 | 08 | 5.0 | 08 | 8 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1006.0 | 1008.2 | -- | 4.5 | 4.0 | 11 | 1.0 | 11 | 0.5 | 12* | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.3 | 1010.5 | -- | 33.5 | 23.5 | 23 | 9.5 | 23 | 3.0 | 23 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.0 | 1011.1 | -- | 4.5 | 3.5 | 03 | 3.5 | 03 | 1.5 | 03 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.1 | 1008.3 | -- | 44.5 | 37.5 | 16 | 7.0 | 16 | 1.5 | 16* | 8 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1007.7 | 1009.8 | -- | 39.5 | 32.0 | 28 | 5.5 | 28 | 2.0 | 28 | 8 | 6 | 5 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1009.2 | 1011.4 | -- | 15.5 | 13.0 | 08 | 7.0 | 08 | 3.0 | 08 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.6 | 1011.8 | -- | 156.5 | 141.0 | 16 | 25.5 | 16 | 5.0 | 16 | 7 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | ||
| 下旬 | 1015.1 | 1017.2 | -- | 46.0 | 20.5 | 23 | 9.0 | 23 | 2.5 | 23 | 6 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.2 | 1015.3 | -- | 21.5 | 9.0 | 08 | 2.5 | 08 | 1.0 | 08 | 6 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.3 | 1015.3 | -- | 51.0 | 35.5 | 18 | 9.5 | 18 | 2.5 | 18 | 6 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1015.8 | 1019.0 | -- | 3.5 | 3.5 | 25 | 2.5 | 25 | 1.0 | 25 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.3 | 1012.5 | -- | 36.0 | 8.5 | 07 | 5.0 | 09* | 2.0 | 09* | 9 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.1 | 1010.3 | -- | 57.0 | 19.0 | 17 | 5.0 | 18 | 1.5 | 12* | 10 | 7 | 5 | 3 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1015.1 | 1018.4 | -- | 44.5 | 11.5 | 25 | 4.5 | 25 | 1.5 | 25 | 9 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1019.1 | 1022.4 | -- | 58.0 | 30.0 | 01 | 4.0 | 01 | 1.0 | 01 | 10 | 8 | 7 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1009.5 | 1012.7 | -- | 51.5 | 13.5 | 20 | 5.5 | 20 | 1.5 | 20 | 10 | 9 | 8 | 3 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.8 | 1014.0 | -- | 24.5 | 13.0 | 24 | 5.0 | 24 | 1.5 | 24 | 11 | 8 | 5 | 1 | 0 | 0 | 0 | 0 | ||