旬ごとの値
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札幌（石狩地方) 2008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 | 1008.1 | 1011.5 | 991.3 | 01 | 22.0 | 11.0 | 01 | 6.5 | 01 | 2.0 | 01 | 9 | 7 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1017.6 | 1021.1 | 1008.4 | 13 | 30.0 | 11.0 | 19 | 3.0 | 18 | 1.0 | 19* | 10 | 7 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.3 | 1014.7 | 996.0 | 24 | 59.0 | 24.0 | 24 | 4.0 | 24 | 1.5 | 26* | 11 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1013.7 | 1017.1 | 1011.4 | 07 | 7.0 | 4.0 | 01 | 2.5 | 01 | 1.5 | 01 | 8 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.5 | 1011.9 | 996.3 | 14 | 42.0 | 17.0 | 16 | 4.0 | 16 | 1.5 | 17* | 8 | 8 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.2 | 1008.6 | 991.3 | 23 | 62.0 | 35.5 | 23 | 4.5 | 23 | 2.0 | 28 | 8 | 6 | 6 | 1 | 1 | 0 | 0 | 0 | |
| 上旬 | 1009.8 | 1013.1 | 993.8 | 01 | 9.0 | 7.5 | 01 | 2.5 | 01 | 1.0 | 01 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1015.8 | 1019.1 | 1008.4 | 11 | 12.0 | 8.5 | 15 | 2.0 | 15 | 0.5 | 17* | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.2 | 1014.5 | 999.6 | 31 | 11.0 | 5.5 | 28 | 1.5 | 28 | 0.5 | 29* | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.1 | 1012.3 | 997.1 | 01 | 1.0 | 1.0 | 05 | 0.5 | 05 | 0.5 | 05 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1015.2 | 1018.5 | 1008.9 | 11 | 3.0 | 3.0 | 12 | 1.5 | 12 | 0.5 | 12 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.2 | 1013.3 | 1001.6 | 27 | 2.0 | 2.0 | 24 | 1.0 | 24 | 0.5 | 24 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1006.1 | 1009.2 | 990.7 | 07 | 13.5 | 5.0 | 05 | 4.5 | 05 | 2.5 | 05 | 5 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1012.1 | 1015.3 | 990.9 | 20 | 46.5 | 37.5 | 20 | 5.0 | 20 | 1.5 | 20* | 7 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1007.4 | 1010.6 | 994.7 | 21 | 5.5 | 2.5 | 26* | 1.5 | 31 | 0.5 | 31* | 7 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.6 | 1012.7 | 1003.8 | 10 | 21.5 | 13.5 | 06 | 2.5 | 06* | 1.0 | 07* | 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1007.8 | 1010.9 | 1003.0 | 11 | 17.0 | 9.0 | 19 | 7.5 | 19 | 2.0 | 19 | 9 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.6 | 1008.7 | 1005.0 | 23 | 1.5 | 1.5 | 30 | 1.0 | 30 | 0.5 | 30 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1006.0 | 1009.1 | 1002.6 | 04 | 0.0 | 0.0 | 10* | 0.0 | 10* | 0.0 | 10* | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.6 | 1007.6 | 1002.9 | 12* | 55.0 | 29.0 | 11 | 16.5 | 18 | 8.5 | 18 | 8 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1006.7 | 1009.8 | 1003.8 | 23 | 8.5 | 6.0 | 23 | 5.5 | 23 | 3.5 | 23 | 7 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1005.5 | 1008.5 | 998.9 | 02 | 17.0 | 14.5 | 03 | 9.0 | 03 | 2.0 | 03 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.3 | 1007.4 | 998.0 | 15 | 17.5 | 12.5 | 15 | 5.0 | 15 | 2.5 | 16 | 6 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.9 | 1014.0 | 1007.7 | 21 | 21.5 | 15.5 | 27 | 7.0 | 27 | 2.0 | 29* | 8 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.6 | 1012.7 | 1001.4 | 03 | 18.0 | 13.5 | 03 | 8.5 | 03 | 5.0 | 03 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.9 | 1013.0 | 1006.4 | 12 | 0.0 | 0.0 | 19* | 0.0 | 19* | 0.0 | 19* | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.4 | 1008.6 | 995.2 | 26* | 12.5 | 10.0 | 25 | 5.5 | 25 | 2.0 | 25 | 7 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1013.7 | 1016.9 | 1006.5 | 01 | 61.5 | 25.0 | 09 | 8.0 | 03 | 3.5 | 01 | 8 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 1015.5 | 1018.7 | 1001.2 | 11 | 4.5 | 4.0 | 11 | 3.0 | 11 | 1.0 | 11 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.1 | 1014.3 | 1003.8 | 26 | 33.5 | 15.5 | 24 | 5.0 | 24 | 1.0 | 31* | 9 | 7 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1008.3 | 1011.5 | 999.8 | 03 | 23.0 | 7.5 | 03 | 3.0 | 02 | 1.0 | 03* | 10 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1013.3 | 1016.6 | 1004.0 | 18 | 32.0 | 13.0 | 16 | 4.0 | 16 | 1.0 | 16 | 7 | 6 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.1 | 1015.4 | 996.7 | 30 | 31.0 | 17.5 | 30 | 8.0 | 30 | 2.5 | 30 | 8 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1015.1 | 1018.4 | 1002.5 | 05 | 19.5 | 7.5 | 07 | 2.0 | 07* | 1.0 | 07 | 9 | 8 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1013.2 | 1016.5 | 1004.8 | 18 | 23.0 | 8.0 | 18 | 2.5 | 18 | 1.0 | 18* | 10 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1004.3 | 1007.6 | 991.9 | 26 | 99.5 | 35.5 | 26 | 8.5 | 26 | 3.0 | 26 | 11 | 9 | 8 | 3 | 1 | 0 | 0 | 0 | |