旬ごとの値
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倶知安（後志地方) 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 | 981.0 | 1004.6 | 986.8 | 07 | 73.0 | 19.0 | 07 | 4.0 | 02 | 1.5 | 02 | 10 | 9 | 8 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 991.1 | 1015.0 | 999.6 | 17 | 63.5 | 16.0 | 17 | 4.5 | 17 | 1.5 | 17 | 9 | 7 | 6 | 4 | 0 | 0 | 0 | 0 | |
| 下旬 | 994.8 | 1018.7 | 1004.8 | 23 | 38.5 | 12.0 | 23 | 4.5 | 27 | 1.5 | 27 | 11 | 9 | 8 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 990.7 | 1014.7 | 994.9 | 08 | 54.0 | 13.5 | 10 | 3.0 | 09 | 1.0 | 10* | 10 | 8 | 8 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 987.7 | 1011.3 | 995.5 | 13 | 30.5 | 10.5 | 14 | 3.5 | 14 | 1.0 | 14* | 9 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 991.5 | 1015.0 | 993.1 | 27 | 30.5 | 7.5 | 27 | 1.5 | 27* | 1.0 | 27* | 7 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 990.7 | 1014.1 | 980.7 | 10 | 136.5 | 111.0 | 10 | 18.0 | 10 | 4.0 | 10 | 9 | 8 | 8 | 1 | 1 | 1 | 1 | 1 | |
| 中旬 | 988.8 | 1012.1 | 977.6 | 11 | 60.5 | 23.5 | 11 | 4.5 | 13* | 1.5 | 13* | 7 | 7 | 3 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 990.9 | 1014.2 | 1005.1 | 24 | 42.5 | 25.0 | 24 | 3.0 | 24 | 1.0 | 24 | 7 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 995.3 | 1018.6 | 987.0 | 03 | 41.0 | 38.5 | 03 | 7.0 | 03 | 2.0 | 03 | 6 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 991.9 | 1015.0 | 997.4 | 20 | 50.0 | 25.5 | 15 | 6.0 | 15 | 1.5 | 15 | 6 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 990.7 | 1013.2 | 997.6 | 21 | 5.0 | 3.5 | 21 | 1.5 | 21 | 0.5 | 24* | 3 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.2 | 1009.6 | 992.8 | 04 | 1.0 | 1.0 | 05 | 1.0 | 05 | 0.5 | 05 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 984.0 | 1006.5 | 996.0 | 13 | 32.0 | 16.5 | 13 | 4.0 | 12 | 1.5 | 13 | 8 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 984.8 | 1006.9 | 996.6 | 31 | 13.5 | 9.0 | 31 | 3.0 | 26 | 1.0 | 31* | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 985.7 | 1008.0 | 992.9 | 03 | 39.0 | 24.5 | 03 | 7.5 | 03 | 3.5 | 03 | 7 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 987.3 | 1009.2 | 1004.4 | 12 | 0.0 | 0.0 | 13* | 0.0 | 13* | 0.0 | 13* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 986.7 | 1008.8 | 1001.2 | 30 | 26.0 | 11.0 | 28 | 2.0 | 30 | 1.0 | 28 | 7 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.1 | 1009.1 | 992.7 | 01 | 13.0 | 7.5 | 01 | 4.0 | 01 | 1.5 | 01 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 986.6 | 1008.3 | 997.6 | 14 | 42.5 | 25.5 | 18 | 8.5 | 18 | 5.5 | 18 | 4 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 986.0 | 1007.4 | 1003.9 | 25 | 38.5 | 18.5 | 21 | 8.0 | 21 | 3.0 | 21 | 11 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 989.7 | 1011.2 | 1004.7 | 05 | 10.5 | 6.0 | 01 | 5.0 | 01 | 3.0 | 01 | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 987.6 | 1009.2 | 1004.3 | 13 | 86.5 | 34.0 | 12 | 34.0 | 12 | 19.5 | 12 | 9 | 7 | 6 | 3 | 1 | 0 | 0 | 0 | |
| 下旬 | 990.6 | 1012.5 | 1004.8 | 22 | 22.0 | 18.0 | 22 | 16.0 | 22 | 6.5 | 22 | 7 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 990.8 | 1012.8 | 1002.5 | 02 | 101.0 | 72.5 | 02 | 17.5 | 02 | 4.0 | 02 | 6 | 5 | 5 | 2 | 1 | 1 | 1 | 0 | |
| 中旬 | 992.3 | 1014.5 | 999.9 | 12 | 40.5 | 19.0 | 13 | 6.0 | 13 | 2.0 | 14 | 8 | 6 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 991.8 | 1014.0 | 1008.9 | 28* | 58.5 | 25.5 | 29 | 13.5 | 21 | 6.0 | 21 | 7 | 7 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.6 | 1010.1 | 975.7 | 02 | 70.5 | 36.5 | 08 | 6.5 | 02 | 1.5 | 08* | 8 | 7 | 5 | 3 | 1 | 0 | 0 | 0 | |
| 中旬 | 991.2 | 1013.9 | 998.6 | 11 | 38.0 | 15.5 | 13 | 4.0 | 13 | 1.5 | 13 | 7 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 992.0 | 1015.0 | 999.1 | 28 | 37.0 | 14.5 | 28 | 4.5 | 28 | 1.5 | 28 | 7 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 1000.3 | 1023.5 | 1010.1 | 09 | 34.0 | 27.0 | 10 | 2.5 | 10* | 1.0 | 10* | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 1000.4 | 1023.6 | 1006.7 | 15 | 17.0 | 10.5 | 15 | 4.5 | 15 | 1.0 | 15 | 7 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 995.7 | 1019.4 | 991.9 | 27 | 59.0 | 14.5 | 24 | 4.5 | 30 | 1.5 | 30* | 10 | 8 | 7 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 993.5 | 1017.0 | 990.5 | 04 | 72.5 | 15.0 | 05* | 3.5 | 03 | 1.0 | 07* | 9 | 7 | 6 | 5 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.8 | 1017.3 | 997.8 | 16 | 47.0 | 15.5 | 17 | 4.5 | 17 | 1.5 | 17 | 8 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 993.4 | 1017.3 | 1004.5 | 25 | 100.5 | 21.0 | 21 | 3.0 | 25* | 1.5 | 25 | 11 | 9 | 8 | 6 | 0 | 0 | 0 | 0 | |