旬ごとの値
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室蘭（胆振地方) 1975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 | 1009.8 | 1015.4 | -- | 16.5 | 6.5 | 09 | 3.0 | 09 | 0.5 | 09 | 9 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 999.5 | 1005.0 | -- | 16.0 | 13.0 | 16 | 4.0 | 16 | 1.0 | 16 | 10 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.4 | 1015.9 | -- | 5.0 | 3.0 | 25 | 1.0 | 25 | 0.0 | 31* | 11 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1010.1 | 1015.6 | -- | 25.5 | 10.5 | 04 | 3.5 | 04 | 0.5 | 04 | 10 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.4 | 1009.9 | -- | 13.5 | 10.0 | 20 | 2.0 | 20 | 0.5 | 20 | 7 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.2 | 1011.7 | -- | 21.5 | 15.5 | 28 | 2.5 | 28 | 0.5 | 28 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.3 | 1014.8 | -- | 6.0 | 5.5 | 10 | 1.0 | 10 | 0.0 | 10* | 8 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1015.5 | 1021.0 | -- | 8.5 | 6.5 | 11 | 1.0 | 20* | 0.0 | 20* | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 999.7 | 1005.1 | -- | 128.0 | 85.5 | 21 | 11.5 | 21 | 2.0 | 21 | 10 | 7 | 6 | 3 | 1 | 1 | 1 | 0 | ||
| 上旬 | 1001.9 | 1007.2 | -- | 38.0 | 18.0 | 06 | 4.5 | 08 | 1.0 | 08* | 5 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.1 | 1017.4 | -- | 8.0 | 8.0 | 11 | 3.0 | 11 | 1.0 | 11 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1013.7 | 1019.0 | -- | 7.0 | 3.5 | 29 | 1.5 | 29 | 0.5 | 30* | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1007.5 | 1012.8 | -- | 28.0 | 16.5 | 04 | 4.5 | 05 | 2.0 | 05 | 9 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.3 | 1009.5 | -- | 24.0 | 14.5 | 17 | 8.0 | 17 | 1.5 | 17 | 5 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.8 | 1013.0 | -- | 3.0 | 1.5 | 27* | 1.0 | 26 | 0.5 | 27* | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1005.1 | 1010.3 | -- | 17.5 | 15.0 | 05 | 3.5 | 05 | 2.0 | 05 | 3 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.5 | 1013.7 | -- | 63.5 | 32.5 | 18 | 7.5 | 18 | 1.5 | 18* | 6 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1000.8 | 1005.9 | -- | 7.0 | 4.0 | 25 | 2.0 | 25 | 1.0 | 24 | 9 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.4 | 1009.5 | -- | 61.0 | 22.0 | 08* | 5.5 | 08 | 2.0 | 08 | 6 | 5 | 5 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1001.5 | 1006.6 | -- | 114.5 | 68.0 | 11 | 16.0 | 11 | 3.5 | 16* | 8 | 4 | 3 | 2 | 2 | 1 | 0 | 0 | ||
| 下旬 | 1004.4 | 1009.5 | -- | 120.0 | 49.5 | 26 | 17.5 ) | 26 | 7.0 ) | 26 | 11 | 9 | 8 | 5 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1005.0 | 1010.0 | -- | 5.0 | 2.5 | 07 | 2.0 | 07 | 1.5 | 07 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1005.1 | 1010.1 | -- | 115.0 | 65.5 | 19 | 14.0 | 20 | 4.5 | 20 | 5 | 4 | 4 | 3 | 2 | 1 | 0 | 0 | ||
| 下旬 | 1006.8 | 1011.9 | -- | 161.5 | 106.0 | 23 | 15.0 | 23 | 6.0 | 23 | 7 | 5 | 5 | 4 | 1 | 1 | 1 | 1 | ||
| 上旬 | 1006.0 | 1011.0 | -- | 51.0 | 51.0 | 08 | 22.5 | 08 | 10.0 | 08 | 5 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1009.2 | 1014.3 | -- | 18.0 | 5.5 | 16 | 3.0 | 19 | 1.0 | 19 | 8 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1009.9 | 1015.0 | -- | 20.0 | 20.0 | 21 | 18.5 | 21 | 10.5 | 21 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1005.9 | 1011.0 | -- | 70.5 | 30.0 | 05 | 8.0 | 05 | 2.0 | 08* | 7 | 6 | 5 | 3 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1014.1 | 1019.3 | -- | 7.0 | 3.0 | 14* | 2.0 | 11 | 2.0 | 11 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.0 | 1021.3 | -- | 15.0 | 7.0 | 29 | 5.0 | 21 | 2.5 | 21 | 5 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1019.5 | 1024.8 | -- | 182.5 | 170.0 | 07 | 37.0 | 07 | 9.0 | 07 | 6 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | ||
| 中旬 | 1016.6 | 1021.9 | -- | 92.5 | 39.5 | 15 | 7.0 | 15 | 2.5 | 18 | 5 | 4 | 4 | 4 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1008.7 | 1014.1 | -- | 7.5 | 4.5 | 29 | 3.0 | 29 | 1.5 | 29 | 9 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1014.6 | 1020.1 | -- | 3.5 | 1.0 | 10* | 0.5 | 09* | 0.0 | 10* | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1010.8 | 1016.3 | -- | 13.0 | 4.0 | 13 | 1.0 | 13 | 0.5 | 13 | 10 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.1 | 1011.5 | -- | 28.0 | 13.0 | 22 | 3.0 | 27 | 0.5 | 27* | 11 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | ||