旬ごとの値
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室蘭（胆振地方) 2023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 | 1008.1 | 1014.4 | 1009.7 | 03 | 0.0 | 0.0 | 10* | 0.0 | 10* | 0.0 | 10* | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.9 | 1016.2 | 1001.3 | 20 | 3.5 | 3.5 | 16 | 1.5 | 16 | 0.5 | 16 | 9 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.1 | 1011.5 | 1000.4 | 25 | 8.5 | 4.0 | 23 | 1.5 | 23 | 0.5 | 31* | 11 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.8 | 1018.2 | 996.0 | 01 | 15.5 | 9.5 | 01 | 4.0 | 01 | 1.0 | 01 | 10 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1010.0 | 1016.3 | 998.8 | 19 | 22.0 | 8.5 | 19 | 4.5 | 20* | 1.5 | 19 | 9 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1014.2 | 1020.6 | 1011.8 | 28 | 5.0 | 3.0 | 23 | 2.0 | 23 | 0.5 | 26* | 5 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1012.7 | 1019.0 | 1010.9 | 02 | 5.5 | 3.5 | 10 | 2.5 | 10 | 1.0 | 10 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1014.1 | 1020.3 | 1007.4 | 13 | 2.5 | 1.5 | 16 | 1.0 | 16 | 0.5 | 17* | 5 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1011.3 | 1017.4 | 1000.1 | 24 | 24.0 | 20.5 | 26 | 3.0 | 26 | 1.0 | 26 | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.1 | 1015.2 | 1001.9 | 08 | 15.0 | 13.5 | 07 | 2.5 | 07 | 1.0 | 07 | 6 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1001.9 | 1007.9 | 986.1 | 16 | 40.5 | 18.5 | 16 | 5.0 | 16* | 2.0 | 12 | 8 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.7 | 1011.8 | 996.7 | 30 | 21.0 | 11.5 | 30 | 3.5 | 30 | 1.0 | 30 | 8 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1007.3 | 1013.3 | 1004.2 | 06* | 11.5 | 9.5 | 06 | 3.0 | 06 | 1.0 | 05 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.3 | 1015.4 | 1008.2 | 17 | 6.5 | 5.0 | 15 | 2.0 | 15 | 0.5 | 15* | 7 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1005.9 | 1011.8 | 1002.1 | 22 | 13.0 | 7.5 | 21 | 2.5 | 28 | 1.0 | 28 | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1000.2 | 1006.1 | 989.1 | 02 | 81.0 | 33.5 | 02 | 15.0 | 02 | 5.5 | 02 | 9 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | |
| 中旬 | 1002.9 | 1008.7 | 1002.1 | 18 | 16.5 | 8.0 | 13 | 6.5 | 14 | 3.5 | 14 | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1004.7 | 1010.6 | 994.7 | 30 | 61.0 | 37.5 | 30 | 13.5 | 30 | 5.5 | 28 | 8 | 6 | 4 | 1 | 1 | 0 | 0 | 0 | |
| 上旬 | 998.9 | 1004.7 | 994.7 | 01 | 9.5 | 8.5 | 06 | 3.5 | 06 | 2.0 | 06 | 9 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1000.6 | 1006.3 | 999.2 | 13 | 121.5 | 96.5 | 15 | 17.5 | 15 | 9.5 | 11 | 8 | 5 | 3 | 3 | 1 | 1 | 1 | 0 | |
| 下旬 | 1008.0 | 1013.7 | 1008.4 | 31 | 1.0 | 1.0 | 31 | 1.0 | 31 | 1.0 | 31 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1001.9 | 1007.6 | 1000.7 | 06 | 34.0 | 14.5 | 08* | 12.5 | 06 | 11.0 | 06 | 8 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1004.4 | 1010.1 | 1001.6 | 17 | 29.0 | 17.5 | 13 | 5.5 | 13 | 3.5 | 13 | 10 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1006.5 | 1012.2 | 1007.4 | 28 | 9.0 | 6.0 | 31 | 4.5 | 31 | 4.0 | 31 | 9 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1006.9 | 1012.7 | 1005.6 | 06 | 82.5 | 41.5 | 01 | 16.0 | 05 | 10.0 | 01 | 7 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | |
| 中旬 | 1006.8 | 1012.6 | 1006.8 | 19 | 72.5 | 36.5 | 14 | 25.0 | 14 | 12.0 | 12 | 7 | 4 | 3 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 1008.4 | 1014.3 | 1004.7 | 28 | 44.5 | 23.0 | 28 | 10.5 | 26 | 9.5 | 26 | 6 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1004.6 | 1010.5 | 987.9 | 06 | 31.5 | 17.0 | 05 | 9.0 | 05 | 8.0 | 05 | 9 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1005.3 | 1011.3 | 998.4 | 20 | 32.5 | 23.5 | 20 | 4.5 | 20 | 2.5 | 16 | 5 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1009.8 | 1015.8 | 1003.3 | 21 | 5.5 | 3.5 | 21 | 2.5 | 21 | 1.0 | 21 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.1 | 1017.1 | 999.2 | 07 | 63.5 | 20.5 | 07 | 9.5 | 07 | 3.0 | 07 | 8 | 7 | 5 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 1006.2 | 1012.3 | 991.7 | 17 | 35.0 | 31.5 | 17 | 7.0 | 17 | 2.0 | 17 | 9 | 4 | 2 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1006.1 | 1012.3 | 998.4 | 28 | 20.0 | 8.0 | 28 | 8.5 | 28 | 3.0 | 27 | 10 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1008.6 | 1014.8 | 993.3 | 07 | 9.0 | 3.0 | 07 | 1.5 | 07* | 1.0 | 07 | 10 | 7 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1011.0 | 1017.3 | 991.4 | 16 | 10.5 | 7.0 | 16 | 2.0 | 16 | 1.0 | 16 | 10 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.8 | 1019.2 | 1006.6 | 31 | 14.5 | 3.5 | 31* | 2.0 | 27 | 1.0 | 31* | 11 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | |