旬ごとの値
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札幌（石狩地方) 1977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 | 1011.2 | 1013.6 | -- | 30.5 | 11.5 | 04 | 3.0 | 04* | 1.5 | 04 | 10 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1013.3 | 1015.7 | -- | 33.0 | 14.5 | 15 | 4.0 | 14 | 1.5 | 15 | 9 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.3 | 1013.7 | -- | 30.5 | 13.0 | 24 | 4.0 | 24 | 1.0 | 24 | 10 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.0 | 1013.4 | -- | 41.0 | 20.5 | 03 | 6.0 | 10 | 1.5 | 10* | 9 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.9 | 1015.3 | -- | 16.5 | 13.0 | 11 | 3.5 | 11 | 0.5 | 11 | 8 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.2 | 1009.6 | -- | 28.5 | 12.5 | 21 | 3.0 | 27* | 1.0 | 21 | 7 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1010.7 | 1013.1 | -- | 26.0 | 9.0 | 03 | 3.0 | 05 | 0.5 | 05* | 8 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1015.5 | 1017.8 | -- | 4.0 | 2.0 | 20 | 0.5 | 20* | 0.0 | 20* | 5 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1017.6 | 1019.9 | -- | 44.0 | 20.5 | 24 | 4.0 | 24 | 1.0 | 24 | 8 | 7 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.5 | 1015.9 | -- | 22.5 | 10.0 | 01 | 2.5 | 01 | 0.5 | 05* | 7 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.1 | 1006.4 | -- | 51.5 | 42.5 | 16 | 8.5 | 16 | 1.5 | 16 | 6 | 6 | 6 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1009.5 | 1011.8 | -- | 57.0 | 45.0 | 28 | 5.5 | 28 | 1.0 | 28 | 8 | 5 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1007.2 | 1009.4 | -- | 50.5 | 29.5 | 02 | 5.5 | 02 | 1.5 | 06* | 6 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.1 | 1006.3 | -- | 24.5 | 7.5 | 15 | 2.5 | 15 | 1.0 | 15 | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1014.1 | 1016.3 | -- | 0.0 | 0.0 | 29* | 0.0 | 29* | 0.0 | 29* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.6 | 1006.8 | -- | 1.5 | 1.0 | 02 | 0.5 | 06* | 0.5 | 06* | 6 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.1 | 1010.4 | -- | 6.0 | 5.5 | 12 | 3.5 | 12 | 1.0 | 12 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.5 | 1012.7 | -- | -- | -- | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 1006.3 | 1008.5 | -- | 38.0 | 20.0 | 02 | 3.5 | 02 | 1.0 | 10* | 8 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.7 | 1006.9 | -- | 8.0 | 7.5 | 19 | 7.0 | 19 | 6.5 | 19 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.8 | 1009.9 | -- | 12.0 | 7.5 | 26 | 7.0 | 26 | 5.0 | 26 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 999.5 | 1001.6 | -- | 151.5 | 92.5 | 09 | 24.0 | 05 | 8.0 | 05 | 9 | 7 | 7 | 2 | 2 | 1 | 1 | 0 | ||
| 中旬 | 1006.4 | 1008.6 | -- | 39.0 | 36.5 | 16 | 8.0 | 16 | 2.0 | 16 | 6 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1011.4 | 1013.6 | -- | 0.0 | 0.0 | 27* | 0.0 | 27* | 0.0 | 27* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.0 | 1013.1 | -- | 14.5 | 8.5 | 03 | 3.0 | 03 | 1.0 | 10* | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.4 | 1011.6 | -- | 49.0 | 25.5 | 11 | 9.5 | 11 | 2.5 | 11 | 7 | 7 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1013.3 | 1015.5 | -- | 35.5 | 31.5 | 21 | 11.0 | 21 | 3.0 | 26* | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1015.6 | 1017.8 | -- | 5.0 | 2.0 | 06 | 1.0 | 09* | 0.5 | 10* | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1017.0 | 1019.3 | -- | 13.0 | 9.0 | 19 | 3.0 | 19 | 2.0 | 19* | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1020.4 | 1022.7 | -- | 2.5 | 1.5 | 28 | 1.0 | 28* | 0.5 | 28* | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1020.4 | 1022.7 | -- | 68.5 | 31.0 | 08 | 3.5 | 08 | 1.0 | 09 | 6 | 6 | 6 | 3 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1018.0 | 1020.3 | -- | 53.5 | 30.5 | 19 | 8.0 | 19 | 1.5 | 19 | 5 | 3 | 3 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1012.7 | 1015.0 | -- | 29.5 | 13.0 | 28 | 4.0 | 28 | 2.0 | 28 | 9 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.1 | 1015.5 | -- | 19.5 | 11.0 | 02 | 3.5 | 02 | 1.0 | 03* | 9 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1016.5 | 1018.9 | -- | 42.5 | 27.0 | 17 | 4.5 | 17 | 1.0 | 17 | 10 | 9 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.7 | 1014.1 | -- | 53.5 | 10.5 | 25 | 6.0 | 27 | 1.5 | 25 | 10 | 7 | 7 | 2 | 0 | 0 | 0 | 0 | ||