旬ごとの値
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室蘭（胆振地方) 1987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 | 1006.8 | 1013.1 | -- | 32.0 | 9.0 | 03 | 3.0 | 09 | 1.0 | 09* | 10 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.9 | 1011.2 | -- | 17.5 | 5.5 | 14 | 1.5 | 14 | 1.0 | 13 | 10 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.4 | 1014.6 | -- | 9.5 | 5.5 | 23 | 1.5 | 23 | 0.5 | 31* | 10 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1007.6 | 1013.8 | -- | 1.0 | 1.0 | 09 | 1.0 | 09 | 0.5 | 09 | 9 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.3 | 1015.6 | -- | 14.0 | 8.0 | 14 | 2.0 | 14 | 0.5 | 20* | 10 | 8 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1000.1 | 1006.3 | -- | 15.5 | 4.0 | 25* | 2.0 | 24 | 0.5 | 27* | 8 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1002.1 | 1008.4 | -- | 9.5 | 5.5 | 05 | 1.5 | 05 | 0.5 | 06* | 8 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.6 | 1012.7 | -- | 16.0 | 9.5 | 14 | 3.0 | 14 | 1.0 | 14 | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.3 | 1014.4 | -- | 33.5 | 24.0 | 24 | 4.0 | 24 | 1.0 | 24 | 11 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1008.0 | 1014.1 | -- | 37.0 | 15.0 | 07 | 4.5 | 04 | 1.0 | 10* | 7 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.7 | 1015.8 | -- | 3.5 | 1.0 | 13* | 0.5 | 15* | 0.5 | 14* | 6 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1005.8 | 1011.8 | -- | 10.5 | 4.0 | 22 | 2.5 | 22* | 1.0 | 21 | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.8 | 1010.7 | -- | 28.0 | 27.0 | 03 | 4.5 | 03 | 1.0 | 03 | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.4 | 1014.4 | -- | 3.0 | 2.5 | 17 | 1.0 | 17 | 0.5 | 17* | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1005.5 | 1011.4 | -- | 32.5 | 25.5 | 24 | 4.0 | 26* | 2.0 | 26 | 7 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1003.3 | 1009.2 | -- | 25.0 | 16.0 | 03 | 6.0 | 03 | 2.0 | 03 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1006.5 | 1012.4 | -- | 2.0 | 1.0 | 15 | 1.0 | 15 | 0.5 | 17* | 8 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1003.2 | 1009.0 | -- | 0.5 | 0.5 | 29 | 0.5 | 30* | 0.5 | 30* | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1001.5 | 1007.3 | -- | 74.5 | 32.0 | 07 | 9.0 | 01 | 3.5 | 10* | 8 | 7 | 7 | 2 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1001.3 | 1007.1 | -- | 116.5 | 55.0 | 11 | 16.0 | 17 | 7.0 | 16 | 8 | 6 | 4 | 3 | 2 | 1 | 0 | 0 | ||
| 下旬 | 1000.2 | 1005.9 | -- | 56.5 | 26.0 | 22 | 13.0 | 27 | 5.0 | 27 | 8 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1003.5 | 1009.2 | -- | 87.5 | 40.0 | 05 | 12.0 | 08 | 3.5 | 08 | 8 | 8 | 7 | 2 | 2 | 0 | 0 | 0 | ||
| 中旬 | 1008.1 | 1013.8 | -- | 9.0 | 7.0 | 16 | 3.0 | 16 | 1.0 | 16 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1002.5 | 1008.2 | -- | 103.0 | 72.0 | 26 | 35.5 | 26 | 11.5 | 26 | 11 | 10 | 6 | 2 | 1 | 1 | 1 | 0 | ||
| 上旬 | 1008.4 | 1014.1 | -- | 34.5 | 26.0 | 08 | 6.5 | 08 | 6.0 | 08 | 7 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.2 | 1014.0 | -- | 0.0 | 0.0 | 20* | 0.0 | 20* | 0.0 | 20* | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1012.1 | 1017.9 | -- | 47.0 | 37.5 | 26 | 8.5 | 26 | 2.5 | 26 | 5 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1011.7 | 1017.6 | -- | 9.0 | 4.5 | 08 | 6.5 | 08* | 1.5 | 08* | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.3 | 1013.3 | -- | 54.5 | 40.0 | 17 | 8.0 | 17 | 2.5 | 17 | 7 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1011.8 | 1017.8 | -- | 2.0 | 1.5 | 21 | 1.5 | 21 | 1.0 | 21 | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1010.4 | 1016.4 | -- | 37.5 | 12.0 | 05 | 4.5 | 05 | 2.0 | 05 | 9 | 7 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.9 | 1019.0 | -- | 12.5 | 9.0 | 19 | 4.0 | 19 | 1.5 | 19 | 8 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.1 | 1016.4 | -- | 18.0 | 4.0 | 26* | 2.0 | 26 | 0.5 | 28* | 10 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.6 | 1017.8 | -- | 32.0 | 21.0 | 01 | 8.0 | 01 | 2.0 | 01 | 10 | 6 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1010.9 | 1017.1 | -- | 13.0 | 5.5 | 17 | 2.0 | 19 | 0.5 | 19* | 10 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.4 | 1014.6 | -- | 24.5 | 15.5 | 25 | 4.0 | 25 | 1.0 | 25 | 11 | 7 | 4 | 1 | 0 | 0 | 0 | 0 | ||