旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
寿都（後志地方) 1972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 | 1022.1 | 1024.3 | -- | 16.0 | 6.0 | 01 | 1.5 | 08 | 0.5 | 08* | 8 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1018.0 | 1020.1 | -- | 14.5 | 6.5 | 12 | 1.0 | 12 | 0.5 | 18 | 8 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1014.8 | 1016.9 | -- | 44.0 | 10.0 | 21 | 6.5 | 21 | 1.5 | 21 | 11 | 10 | 8 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1017.6 | 1019.8 | -- | 18.5 | 5.5 | 05 | 2.0 | 05 | 0.5 | 07* | 9 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1011.7 | 1013.8 | -- | 60.0 | 45.5 | 14 | 4.5 | 14 | 1.0 | 14 | 10 | 6 | 5 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1004.1 | 1006.2 | 979.3 | 28 | 66.0 | 42.0 | 27 | 3.5 | 28* | 0.5 | 28* | 9 | 6 | 6 | 2 | 1 | 0 | 0 | 0 | |
| 上旬 | 1008.7 | 1010.8 | -- | 0.0 | 0.0 | 10* | 0.0 | 10* | 0.0 | 10* | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1015.3 | 1017.4 | -- | 17.0 | 8.0 | 20 | 1.5 | 20 | 0.5 | 15 | 9 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1014.5 | 1016.6 | -- | 16.0 | 9.5 | 31 | 2.0 | 31* | 0.5 | 23 | 7 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1018.1 | 1020.2 | -- | 42.5 | 18.5 | 04 | 4.0 | 06 | 1.0 | 04 | 8 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1013.1 | 1015.2 | -- | 26.0 | 11.0 | 20 | 5.0 | 17 | 1.0 | 18* | 6 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.3 | 1013.4 | -- | 11.5 | 11.0 | 24 | 2.5 | 24 | 1.0 | 24 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1006.2 | 1008.2 | -- | 6.0 | 4.5 | 02 | 1.5 | 02 | 0.5 | 03* | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.8 | 1006.9 | -- | 70.5 | 33.0 | 16 | 8.5 | 16 | 2.5 | 16 | 9 | 7 | 6 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1008.2 | 1010.2 | -- | 52.5 | 14.0 | 29 | 6.5 | 29 | 2.5 | 29 | 6 | 5 | 5 | 4 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1006.4 | 1008.4 | -- | 23.5 | 10.5 | 10* | 5.0 | 10 | 2.0 | 10 | 3 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1003.5 | 1005.5 | -- | 19.0 | 5.5 | 18 | 5.0 | 18 | 2.5 | 18 | 7 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.4 | 1008.4 | -- | 39.5 | 21.5 | 21 | 7.5 | 21 | 2.0 | 21 | 6 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1002.1 | 1004.0 | -- | 39.5 | 21.5 | 08 | 9.0 | 01 | 5.0 | 01 | 7 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.3 | 1009.3 | -- | 0.5 | 0.5 | 17 | 0.5 | 17 | 0.5 | 17 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.8 | 1010.7 | -- | 0.0 | 0.0 | 30* | 0.0 | 30* | 0.0 | 30* | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.0 | 1005.9 | -- | 21.0 | 11.0 | 10 | 10.5 | 10 | 5.5 | 10 | 6 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.6 | 1009.5 | -- | 78.5 | 29.0 | 16 | 11.5 | 14 | 5.5 | 14 | 8 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.1 | 1009.0 | -- | 4.5 | 1.5 | 28 | 1.5 | 28 | 1.5 | 28 | 5 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1014.0 | 1016.0 | -- | 6.0 | 4.5 | 07 | 2.5 | 07 | 0.5 | 08* | 5 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.8 | 1008.8 | 979.9 | 17 | 37.0 | 13.5 | 17 | 3.5 | 20 | 1.0 | 20* | 6 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1008.4 | 1010.4 | -- | 64.5 | 36.5 | 24 | 12.5 | 23 | 7.0 | 23 | 7 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1015.0 | 1017.0 | -- | 48.5 | 24.5 | 04 | 7.0 | 04 | 4.0 | 04 | 6 | 4 | 3 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1011.8 | 1013.8 | -- | 20.5 | 9.5 | 11 | 6.0 | 11 | 2.0 | 11 | 6 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.6 | 1013.6 | -- | 45.5 | 23.0 | 22 | 8.0 | 22 | 2.0 | 22 | 10 | 7 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1014.7 | 1016.8 | -- | 51.0 | 18.0 | 06 | 8.5 | 01 | 4.0 | 01 | 8 | 7 | 7 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.3 | 1016.4 | -- | 42.5 | 28.0 | 17 | 6.5 | 17 | 1.5 | 17 | 10 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1004.7 | 1006.8 | -- | 130.0 | 55.0 | 21 | 13.0 | 27 | 2.5 | 27 | 10 | 9 | 9 | 2 | 1 | 1 | 0 | 0 | ||
| 上旬 | 1009.8 | 1011.8 | -- | 54.5 | 18.0 | 10 | 5.5 | 07 | 1.0 | 10* | 9 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.3 | 1014.5 | -- | 54.0 | 23.5 | 12 | 3.0 | 12 | 1.0 | 12 | 10 | 8 | 7 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1015.3 | 1017.5 | -- | 20.0 | 10.5 | 29 | 3.0 | 29 | 1.0 | 29 | 8 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||