旬ごとの値
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札幌（石狩地方) 2001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 | 1007.9 | 1011.1 | 992.6 | 10 | 28.5 | 8.5 | 01 | 2.5 | 06 | 1.0 | 07* | 9 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.0 | 1011.4 | 992.2 | 11 | 12.0 | 5.5 | 15 | 3.0 | 15 | 1.0 | 15 | 7 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.9 | 1015.2 | 1000.4 | 28 | 30.5 | 8.5 | 23 | 3.5 | 23 | 1.0 | 31* | 11 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1010.9 | 1014.2 | 994.0 | 01 | 30.5 | 15.5 | 01 | 3.5 | 01 | 1.5 | 08 | 10 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1012.8 | 1016.1 | 1007.5 | 18 | 10.5 | 4.0 | 19 | 1.0 | 19 | 0.5 | 20* | 10 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.6 | 1013.9 | 1003.4 | 21 | 23.0 | 14.0 | 25 | 2.5 | 25 | 1.0 | 25* | 7 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1005.0 | 1008.2 | 986.6 | 05 | 58.0 | 36.0 | 04 | 6.5 | 04 | 1.5 | 04 | 9 | 8 | 8 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 1005.6 | 1008.9 | 989.0 | 20 | 4.5 | 2.5 | 15 | 1.0 | 15* | 0.5 | 18* | 10 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1003.7 | 1006.9 | 992.4 | 21 | 20.5 | 9.0 | 26 | 3.0 | 26 | 1.0 | 30* | 10 | 9 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.9 | 1015.0 | 1000.8 | 03 | 17.5 | 12.5 | 02 | 3.0 | 02 | 1.0 | 04* | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1003.9 | 1007.0 | 991.5 | 12 | 10.0 | 4.5 | 12 | 2.0 | 12 | 0.5 | 20* | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.5 | 1013.6 | 1002.0 | 24 | 0.5 | 0.5 | 24 | 0.5 | 24 | 0.5 | 24 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1012.4 | 1015.5 | 1002.7 | 10 | 10.5 | 8.5 | 10 | 2.5 | 10 | 1.0 | 10 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.7 | 1007.8 | 1000.8 | 16 | 1.0 | 1.0 | 11 | 0.5 | 11 | 0.5 | 11 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.7 | 1008.8 | 996.9 | 31 | 5.5 | 5.5 | 31 | 1.0 | 31 | 0.5 | 31 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1004.7 | 1007.7 | 995.1 | 01 | 15.5 | 12.5 | 10 | 5.0 | 10 | 3.0 | 10 | 6 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1005.0 | 1008.1 | 1001.5 | 19 | 20.5 | 7.0 | 11 | 3.0 | 13 | 1.0 | 13 | 8 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1002.7 | 1005.7 | 996.8 | 27 | 6.0 | 3.0 | 28 | 2.5 | 28 | 1.5 | 28 | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1003.2 | 1006.2 | 995.8 | 06 | 51.5 | 26.5 | 03 | 10.5 | 03 | 3.0 | 03 | 9 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.3 | 1007.3 | 1000.6 | 12 | 46.0 | 40.0 | 16 | 19.5 | 16 | 7.5 | 16 | 6 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1007.5 | 1010.5 | 1001.8 | 23 | 13.5 | 6.5 | 22 | 3.5 | 22 | 2.0 | 22 | 9 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1010.2 | 1013.2 | 1006.7 | 09 | 18.5 | 12.5 | 03 | 7.0 | 03 | 2.0 | 03 | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1012.6 | 1015.5 | 1008.4 | 20 | 0.0 | 0.0 | 17 | 0.0 | 17 | 0.0 | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1003.2 | 1006.2 | 987.5 | 23 | 116.5 | 49.5 | 27 | 11.0 | 22 | 6.0 | 22 | 7 | 5 | 5 | 3 | 2 | 0 | 0 | 0 | |
| 上旬 | 1011.8 | 1014.9 | 1005.9 | 01 | 103.5 | 51.0 | 07 | 12.0 | 10 | 5.0 | 10 | 6 | 5 | 5 | 2 | 2 | 1 | 0 | 0 | |
| 中旬 | 1008.8 | 1011.8 | 1001.9 | 18 | 120.0 | 100.5 | 11 | 9.0 | 11 | 3.5 | 18 | 5 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | |
| 下旬 | 1014.1 | 1017.2 | 1011.0 | 25 | 14.0 | 7.5 | 21 | 3.0 | 22* | 1.0 | 22* | 8 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1015.4 | 1018.6 | 1005.1 | 02 | 24.0 | 17.0 | 02 | 4.0 | 02 | 1.0 | 07* | 7 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1011.9 | 1015.0 | 1002.2 | 13 | 53.0 | 39.0 | 11 | 9.0 | 11 | 2.5 | 11 | 6 | 5 | 4 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1015.6 | 1018.8 | 1007.4 | 28 | 9.5 | 6.0 | 28 | 4.0 | 28 | 1.0 | 28 | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1014.5 | 1017.7 | 1003.3 | 06 | 44.5 | 13.0 | 06 | 6.0 | 04 | 2.0 | 04 | 8 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1010.1 | 1013.3 | 1007.2 | 14 | 7.5 | 2.5 | 12 | 1.5 | 13 | 1.0 | 12 | 8 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1007.2 | 1010.4 | 1000.3 | 25 | 31.0 | 22.5 | 30 | 8.0 | 30 | 2.0 | 30 | 7 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1015.0 | 1018.3 | 1009.1 | 01 | 62.0 | 48.5 | 10 | 8.0 | 10 | 2.0 | 10 | 9 | 5 | 4 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 1011.6 | 1014.9 | 996.1 | 13 | 54.5 | 21.5 | 11 | 5.0 | 11 | 2.0 | 11 | 10 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.7 | 1014.0 | 988.0 | 30 | 50.5 | 36.0 | 30 | 8.5 | 30 | 2.0 | 30 | 11 | 7 | 4 | 1 | 1 | 0 | 0 | 0 | |