旬ごとの値
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留萌（留萌地方) 1970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 | 1011.1 | 1014.2 | -- | 28.0 | 6.0 | 08 | 2.5 | 10 | 1.0 | 10 | 10 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1010.4 | 1013.5 | -- | 24.5 | 11.0 | 13 | 2.5 | 11 | 0.5 | 13* | 9 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1009.4 | 1012.4 | 967.6 | 31 | 66.5 | 24.5 | 21 | 4.5 | 21 | 1.0 | 21 | 10 | 9 | 7 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 1002.7 | 1005.7 | 966.2 | 01 | 42.5 | 15.5 | 01 | 3.5 | 09 | 1.5 | 09 | 10 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.2 | 1012.2 | -- | 34.0 | 9.5 | 20 | 3.0 | 20 | 0.5 | 20* | 10 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1012.4 | 1015.4 | -- | 28.5 | 10.5 | 21 | 7.0 ) | 21 | 1.5 ) | 21 | 8 | 7 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1005.2 | 1008.2 | -- | 13.5 | 4.0 | 07 | 2.5 | 07 | 0.5 | 10* | 10 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1005.1 | 1008.1 | 967.7 | 17 | 53.5 | 17.0 | 16 | 4.5 | 18 | 1.0 | 18* | 9 | 8 | 5 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 1010.7 | 1013.7 | -- | 20.0 | 5.0 | 24 | 2.0 | 25* | 1.0 | 25* | 9 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.2 | 1016.2 | -- | 7.5 | 3.5 | 07 | 2.5 | 09 | 0.5 | 09 | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1011.7 | 1014.6 | -- | 49.0 | 27.5 | 20 | 3.0 | 20* | 0.5 | 20* | 5 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.4 | 1019.4 | -- | 11.0 | 9.0 | 21 | 1.5 | 21 | 0.5 | 21 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1015.4 | 1018.3 | -- | 8.0 | 8.0 | 10 | 2.5 | 10 | 0.5 | 10 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1003.9 | 1006.7 | -- | 35.0 | 16.0 | 13 | 5.0 | 12 | 1.5 | 12 | 5 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.0 | 1008.9 | -- | 43.0 | 18.0 | 22 | 5.5 | 28 | 2.5 | 28 | 7 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.0 | 1011.8 | -- | 29.0 | 18.5 | 07 | 7.5 | 07 | 3.5 | 07 | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.6 | 1011.4 | -- | 50.5 | 27.5 | 14 | 7.0 | 14 | 2.5 | 14 | 6 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.9 | 1009.7 | -- | 111.0 | 80.0 | 26 | 15.0 | 26 | 3.5 | 26 | 5 | 4 | 3 | 3 | 1 | 1 | 1 | 0 | ||
| 上旬 | 1009.6 | 1012.4 | -- | 0.0 | 0.0 | 10* | 0.0 | 10* | 0.0 | 10* | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1001.1 | 1003.8 | -- | 51.0 | 35.5 | 12 | 8.5 | 12 | 2.0 | 12 | 9 | 6 | 6 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1005.4 | 1008.1 | -- | 31.0 | 17.5 | 29 | 9.0 | 31 | 3.5 | 29 | 4 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1007.7 | 1010.5 | -- | 39.0 | 37.5 | 01 | 13.0 | 01 | 4.5 | 01 | 6 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1007.4 | 1010.1 | -- | 94.5 | 41.5 | 19 | 12.5 | 19 | 3.5 | 19 | 6 | 4 | 4 | 2 | 2 | 0 | 0 | 0 | ||
| 下旬 | 1010.5 | 1013.3 | -- | 22.0 | 21.0 | 27 | 8.0 | 27 | 1.5 | 27 | 6 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.7 | 1012.5 | -- | 62.5 | 20.5 | 02 | 16.0 | 02 | 7.5 | 02 | 7 | 5 | 5 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.4 | 1011.3 | -- | 21.5 | 19.0 | 18 | 2.5 | 18 | 0.5 | 18 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1009.6 | 1012.4 | -- | 61.0 | 21.5 | 22 | 6.0 | 30* | 3.0 | 29* | 6 | 5 | 4 | 4 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.6 | 1016.5 | -- | 25.0 | 14.0 | 01 | 3.5 | 01 | 3.0 | 01 | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1016.4 | 1019.3 | -- | 14.0 | 9.5 | 18 | 1.5 ) | 13 | 0.0 ) | 13* | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.1 | 1012.9 | -- | 169.5 | 39.0 | 25 | 13.0 | 25 | 4.0 | 25 | 11 | 9 | 9 | 6 | 2 | 0 | 0 | 0 | ||
| 上旬 | 1010.8 | 1013.8 | -- | 33.0 | 21.5 | 01 | 5.5 | 01 | 1.0 | 01 | 7 | 6 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1010.2 | 1013.1 | -- | 60.5 | 24.0 | 14 | 6.5 | 14 | 1.5 | 14 | 8 | 8 | 7 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.6 | 1014.6 | -- | 88.0 | 29.5 | 23 | 4.5 ) | 23 | 1.5 ) | 30 | 9 | 8 | 8 | 5 | 0 | 0 | 0 | 0 | ||
| 上旬 | 998.8 | 1001.7 | -- | 83.0 | 23.0 | 02 | 4.5 | 02 | 1.5 | 09* | 10 | 10 | 9 | 4 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.7 | 1010.7 | -- | 34.5 | 13.0 | 13 | 3.0 | 17* | 1.5 | 17 | 10 | 8 | 8 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.6 | 1019.6 | -- | 45.5 | 9.5 | 27 | 3.5 | 23 | 0.5 | 30* | 11 | 11 | 11 | 0 | 0 | 0 | 0 | 0 | ||