旬ごとの値
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苫小牧（胆振地方) 2015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 | 1002.8 | 1003.8 | 985.2 | 07 | 10.0 | 5.5 | 09 | 2.5 | 09 | 1.0 | 09 | 8 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1012.8 | 1013.8 | 997.2 | 17 | 15.0 | 9.0 | 17 | 2.5 | 17 | 0.5 | 20* | 8 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1017.1 | 1018.1 | 1001.2 | 23 | 10.0 | 4.5 | 27 | 1.5 | 24 | 0.5 | 27* | 8 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1013.3 | 1014.3 | 995.6 | 09 | 22.0 | 9.0 | 01 | 3.5 | 01 | 1.0 | 01 | 8 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1009.4 | 1010.4 | 993.6 | 13 | 10.0 | 4.0 | 15 | 2.0 | 14 | 0.5 | 16* | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1014.2 | 1015.2 | 992.2 | 27 | 23.0 | 8.0 | 27 | 4.5 | 22 | 1.0 | 23* | 7 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1013.4 | 1014.4 | 980.6 | 10 | 93.5 | 64.5 | 10 | 7.5 | 10 | 2.5 | 10 | 10 | 7 | 6 | 2 | 1 | 1 | 0 | 0 | |
| 中旬 | 1011.3 | 1012.3 | 981.0 | 11 | 5.0 | 5.0 | 11 | 1.0 | 11 | 0.5 | 11 | 7 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.8 | 1013.8 | 1003.9 | 24 | 10.0 | 4.0 | 24 | 2.0 | 23 | 1.0 | 24 | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1017.8 | 1018.8 | 987.8 | 03 | 46.0 | 41.0 | 03 | 11.0 | 03 | 2.5 | 03 | 6 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 1014.6 | 1015.6 | 996.7 | 20 | 100.0 | 45.5 | 20 | 8.5 | 20 | 2.0 | 20 | 10 | 6 | 4 | 2 | 2 | 0 | 0 | 0 | |
| 下旬 | 1013.0 | 1014.0 | 995.5 | 21 | 4.0 | 3.5 | 21 | 2.5 | 21 | 0.5 | 24* | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1009.2 | 1010.2 | 995.1 | 05 | 34.0 | 28.5 | 04 | 7.0 | 05* | 1.5 | 04 | 7 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1006.0 | 1007.0 | 996.2 | 13 | 73.0 | 23.5 | 19 | 7.0 | 19 | 2.5 | 15 | 8 | 7 | 6 | 4 | 0 | 0 | 0 | 0 | |
| 下旬 | 1006.6 | 1007.5 | 996.3 | 31 | 4.5 | 4.0 | 31 | 1.5 | 31 | 0.5 | 31* | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1007.2 | 1008.1 | 993.5 | 04 | 94.0 | 70.0 | 03 | 36.5 | 03 | 15.0 | 03 | 6 | 3 | 2 | 2 | 1 | 1 | 1 | 0 | |
| 中旬 | 1009.2 | 1010.2 | 1006.3 | 20* | 11.0 | 11.0 | 13 | 4.0 | 13 | 2.5 | 13 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1008.5 | 1009.5 | 1002.2 | 30 | 32.5 | 10.0 | 30 | 3.5 | 28* | 2.0 | 23 | 10 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1008.4 | 1009.3 | 994.1 | 01 | 58.0 | 43.5 | 02 | 17.0 | 02 | 9.5 | 02 | 7 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | |
| 中旬 | 1007.6 | 1008.5 | 999.2 | 14 | 19.5 | 7.5 | 14 | 3.0 | 14 | 1.5 | 14 | 6 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1007.3 | 1008.2 | 1005.3 | 31 | 68.0 | 37.0 | 25 | 14.5 | 26 | 6.0 | 26 | 10 | 7 | 4 | 2 | 1 | 0 | 0 | 0 | |
| 上旬 | 1011.1 | 1012.0 | 1004.8 | 01 | 5.0 | 4.0 | 07 | 1.5 | 07 | 0.5 | 10* | 8 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1008.6 | 1009.5 | 1005.4 | 12 | 42.0 | 38.5 | 18 | 11.0 | 18 | 2.5 | 18 | 10 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 1012.3 | 1013.2 | 1005.4 | 22 | 12.5 | 6.0 | 24 | 3.5 | 24 | 2.0 | 23 | 9 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1011.9 | 1012.8 | 1000.8 | 02 | 100.0 | 90.5 | 02 | 35.5 | 02 | 10.5 | 02 | 7 | 4 | 3 | 1 | 1 | 1 | 1 | 0 | |
| 中旬 | 1013.3 | 1014.2 | 1000.5 | 12 | 50.5 | 17.5 | 19 | 6.0 | 19 | 4.5 | 13 | 8 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 1012.9 | 1013.9 | 1008.6 | 27 | 21.5 | 9.5 | 26 | 4.0 | 27* | 1.5 | 27 | 6 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 1008.6 | 1009.5 | 977.5 | 02 | 43.5 | 23.5 | 01 | 10.5 | 01 | 3.0 | 03 | 8 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1012.8 | 1013.8 | 1000.3 | 11 | 13.0 | 8.0 | 11 | 5.0 | 11 | 4.5 | 11 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1013.8 | 1014.7 | 998.4 | 24 | 31.0 | 10.5 | 28 | 4.0 | 27 | 1.0 | 28* | 9 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1022.0 | 1023.0 | 1010.1 | 09 | 17.0 | 9.5 | 10 | 2.0 | 10 | 0.5 | 10* | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1022.3 | 1023.3 | 1006.2 | 15 | 31.0 | 25.5 | 15 | 4.0 | 15 | 1.5 | 15 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 1017.9 | 1018.9 | 991.9 | 27 | 46.0 | 25.0 | 27 | 5.5 | 21 | 1.5 | 21 | 7 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 1015.8 | 1016.8 | 990.0 | 04 | 14.0 | 12.5 | 03 | 3.0 | 03 | 1.0 | 03 | 7 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1015.6 | 1016.6 | 997.2 | 17 | 7.5 | 5.5 | 11 | 2.0 | 11 | 0.5 | 17* | 7 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 1015.6 | 1016.6 | 1002.9 | 25 | 13.0 | 6.0 | 21 | 2.5 | 21 | 1.5 | 23 | 9 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |