旬ごとの値
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札幌（石狩地方) 2004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 | 1013.2 | 1016.5 | 1003.5 | 08 | 50.0 | 20.0 | 08 | 5.0 | 08 | 1.5 | 08 | 10 | 9 | 8 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.0 | 1012.2 | 989.7 | 14 | 61.5 | 30.5 | 14 | 5.0 | 15 | 1.5 | 15 | 10 | 6 | 6 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 1004.5 | 1007.8 | 992.3 | 23 | 27.5 | 11.0 | 27 | 6.5 | 27 | 1.5 | 27* | 11 | 8 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1007.0 | 1010.3 | 995.7 | 04 | 37.0 | 16.5 | 05 | 5.0 | 05 | 1.5 | 05 | 10 | 9 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.4 | 1012.7 | 989.5 | 15 | 36.0 | 13.5 | 15 | 4.5 | 15 | 1.5 | 15 | 9 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1002.2 | 1005.4 | 976.3 | 23 | 85.5 | 36.5 | 23 | 5.5 | 23 | 1.0 | 26* | 9 | 7 | 7 | 2 | 2 | 0 | 0 | 0 | |
| 上旬 | 1007.5 | 1010.8 | 999.6 | 10 | 3.0 | 1.0 | 10* | 0.5 | 10* | 0.5 | 10* | 10 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1010.3 | 1013.5 | 992.9 | 11 | 34.5 | 13.5 | 11 | 4.5 | 11 | 1.0 | 17* | 9 | 8 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1013.1 | 1016.3 | 999.8 | 31 | 5.0 | 2.0 | 31 | 1.5 | 31 | 0.5 | 31* | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1008.5 | 1011.6 | 1001.7 | 09 | 11.0 | 8.5 | 02 | 2.0 | 02 | 0.5 | 10* | 10 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1005.6 | 1008.7 | 986.4 | 20 | 8.0 | 4.0 | 20 | 2.0 | 20 | 0.5 | 20* | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1004.2 | 1007.4 | 992.9 | 21 | 9.5 | 4.0 | 28 | 1.5 | 28 | 0.5 | 30* | 7 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1010.5 | 1013.6 | 992.0 | 04 | 17.0 | 8.0 | 04 | 3.0 | 04 | 1.0 | 04 | 6 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1003.6 | 1006.6 | 997.8 | 11 | 20.5 | 12.5 | 13 | 3.5 | 13 | 2.0 | 13 | 7 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1006.8 | 1009.8 | 1000.0 | 31 | 38.5 | 18.0 | 31 | 5.0 | 24 | 4.0 | 24 | 6 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.3 | 1012.4 | 1007.2 | 07 | 11.5 | 11.0 | 10 | 4.5 | 10 | 2.5 | 10 | 6 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.9 | 1011.9 | 1005.4 | 20 | 18.0 | 11.5 | 15 | 7.5 | 14 | 2.0 | 15* | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1000.8 | 1003.8 | 989.7 | 22 | 28.5 | 26.5 | 30 | 10.5 | 30 | 4.0 | 30 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1005.4 | 1008.5 | 1003.2 | 06 | 22.5 | 7.5 | 01 | 5.0 | 05 | 1.5 | 09* | 9 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1002.7 | 1005.7 | 995.6 | 18 | 42.5 | 14.5 | 20 | 13.0 | 17 | 7.0 | 20 | 8 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.8 | 1008.8 | 1000.6 | 24 | 5.5 | 5.0 | 26 | 2.5 | 26 | 1.0 | 26 | 6 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1005.6 | 1008.6 | 1003.6 | 09 | 0.5 | 0.5 | 05 | 0.5 | 05 | 0.5 | 05 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1003.9 | 1007.0 | 995.6 | 20 | 87.0 | 71.5 | 20 | 12.0 | 20 | 3.0 | 20* | 9 | 5 | 5 | 2 | 1 | 1 | 1 | 0 | |
| 下旬 | 1007.9 | 1011.0 | 977.2 | 31 | 40.5 | 22.5 | 21 | 19.0 | 21 | 9.0 | 21 | 8 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1006.4 | 1009.5 | 971.7 | 08 | 36.5 | 30.0 | 08 | 10.5 | 08 | 2.5 | 08 | 7 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 1014.6 | 1017.7 | 1003.7 | 19 | 51.0 | 24.0 | 13 | 13.0 | 13 | 5.5 | 19 | 6 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1015.9 | 1019.1 | 1011.0 | 30* | 39.0 | 15.5 | 24* | 6.0 | 24 | 2.0 | 24 | 6 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1014.1 | 1017.2 | 1006.2 | 02 | 8.0 | 4.5 | 02 | 2.5 | 02 | 1.0 | 02 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1013.0 | 1016.2 | 1007.6 | 13 | 12.5 | 11.0 | 11 | 3.0 | 11 | 1.0 | 11 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1017.1 | 1020.3 | 1005.0 | 22 | 25.5 | 12.5 | 27 | 2.5 | 27* | 1.5 | 26 | 9 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1016.2 | 1019.5 | 1010.1 | 06 | 21.0 | 7.5 | 01 | 1.5 | 06* | 0.5 | 06* | 8 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1010.5 | 1013.7 | 995.1 | 15 | 48.5 | 20.5 | 13 | 7.5 | 13 | 2.5 | 13 | 7 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.4 | 1015.7 | 982.6 | 27 | 15.5 | 6.0 | 27 | 1.5 | 29* | 0.5 | 30* | 8 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1015.0 | 1018.3 | 986.3 | 05 | 87.0 | 67.5 | 05 | 5.0 | 05 | 1.0 | 07* | 10 | 9 | 7 | 1 | 1 | 1 | 0 | 0 | |
| 中旬 | 1015.3 | 1018.6 | 1001.4 | 20 | 61.5 | 26.0 | 16 | 4.0 | 16 | 1.0 | 20* | 9 | 7 | 5 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 1007.9 | 1011.2 | 1000.2 | 22 | 23.5 | 13.0 | 23 | 2.5 | 23 | 1.0 | 24* | 11 | 7 | 4 | 1 | 0 | 0 | 0 | 0 | |