旬ごとの値
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倶知安（後志地方) 2008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 | 988.3 | 1012.2 | 992.2 | 01 | 64.5 | 22.5 | 09 | 3.5 | 08 | 1.0 | 09* | 10 | 10 | 9 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 997.6 | 1022.0 | 1009.9 | 13 | 76.5 | 32.0 | 16 | 5.5 | 16 | 1.0 | 16* | 10 | 10 | 10 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 991.1 | 1015.2 | 994.4 | 24 | 36.5 | 8.5 | 31 | 2.5 | 31 | 1.0 | 31 | 11 | 9 | 8 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 993.4 | 1017.7 | 1011.6 | 07 | 21.5 | 6.0 | 02 | 1.5 | 05 | 0.5 | 08* | 10 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 989.0 | 1013.0 | 998.5 | 14 | 49.0 ) | 17.0 ) | 15 | 3.0 ) | 20* | 1.0 ) | 20* | 10 | 9 | 8 | 2 ) | 0 ) | 0 ) | 0 ) | 0 ) | |
| 下旬 | 985.3 | 1009.1 | 990.4 | 23 | 42.5 | 22.5 | 23 | 5.0 | 23 | 1.0 | 23 | 9 | 8 | 8 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 990.1 | 1013.7 | 993.8 | 01 | 15.0 | 6.5 | 01 | 2.5 | 07 | 1.0 | 07 | 5 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 995.9 | 1019.3 | 1009.1 | 11 | 11.5 | 6.0 | 14 | 1.0 | 15* | 0.5 | 17* | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 991.4 | 1014.6 | 1000.6 | 31 | 6.0 | 2.5 | 28 | 1.0 | 28 | 0.5 | 29* | 7 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 989.9 | 1012.9 | 997.8 | 01 | 4.0 | 2.0 | 04 | 1.0 | 04 | 0.5 | 05* | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 995.8 | 1018.7 | 1008.2 | 11 | 18.0 | 18.0 | 12 | 4.0 | 12 | 1.0 | 12 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 990.9 | 1013.7 | 1001.6 | 27 | 18.0 | 8.0 | 28 | 2.5 | 28* | 1.0 | 27 | 5 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.2 | 1009.7 | 990.7 | 07 | 29.0 | 19.0 | 05 | 9.0 | 05 | 3.0 | 05 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 992.4 | 1015.1 | 991.0 | 20 | 66.0 | 60.5 | 20 | 9.0 | 20 | 3.0 | 15 | 5 | 4 | 2 | 1 | 1 | 1 | 0 | 0 | |
| 下旬 | 988.3 | 1010.7 | 996.3 | 21 | 13.5 ] | 4.5 ] | 31* | 3.5 ] | 31 | 1.0 ] | 31* | 5 ] | 4 ] | 4 ] | 0 ] | 0 ] | 0 ] | 0 ] | 0 ] | |
| 上旬 | 990.6 | 1012.8 | 1004.7 | 06 | 12.5 | 8.0 | 06 | 2.0 | 06 | 1.0 | 06 | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 988.8 | 1011.0 | 1002.5 | 12 | 34.5 | 22.5 | 19 | 13.0 | 19 | 3.0 | 19 | 6 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 986.4 | 1008.3 | 1003.6 | 23 | 0.0 | 0.0 | 25* | 0.0 | 25* | 0.0 | 25* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.6 | 1009.2 | 1002.8 | 04 | 23.0 | 21.5 | 07 | 7.0 | 07 | 3.0 | 07 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 985.8 | 1007.5 | 1002.4 | 11 | 28.0 | 16.5 | 17 | 6.5 | 17 | 3.0 | 18 | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 988.0 | 1009.7 | 1004.1 | 24 | 30.0 | 18.0 | 23 | 18.0 | 23 | 10.0 | 23 | 6 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 987.2 | 1008.9 | 998.4 | 02 | 18.0 | 10.5 | 02 | 6.0 | 02 | 2.0 | 02 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 985.7 | 1007.4 | 998.3 | 15 | 26.0 | 13.0 | 15 | 4.0 | 20 | 1.5 | 16 | 5 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 991.7 | 1013.6 | 1006.6 | 21 | 20.5 | 13.0 | 27 | 6.0 | 29 | 2.0 | 29 | 8 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 991.1 | 1012.9 | 1001.8 | 03 | 27.5 | 27.5 | 03 | 17.0 | 03 | 7.0 | 03 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 991.3 | 1013.4 | 1006.3 | 12 | 0.0 | 0.0 | 19* | 0.0 | 19* | 0.0 | 19* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 986.9 | 1009.2 | 994.8 | 25 | 41.0 | 14.0 | 25 | 4.0 | 26* | 3.5 | 25 | 7 | 6 | 6 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 994.5 | 1017.0 | 1007.2 | 01 | 73.5 | 29.0 | 03 | 11.0 | 03 | 2.0 | 04* | 9 | 7 | 5 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 996.7 | 1019.3 | 1002.6 | 11 | 13.5 | 9.5 | 11 | 5.0 | 11 | 2.0 | 18 | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 991.8 | 1014.7 | 1004.2 | 26 | 54.0 | 15.0 | 29 | 5.0 | 28 | 2.0 | 28 | 9 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 989.2 | 1012.3 | 1000.2 | 03 | 70.5 | 20.5 | 03 | 6.5 | 03* | 5.0 | 03 | 9 | 9 | 9 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.8 | 1017.1 | 1005.0 | 18 | 45.0 | 17.5 | 20 | 4.5 | 16 | 1.5 | 16 | 7 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 992.4 | 1016.1 | 998.2 | 30 | 52.5 | 18.0 | 22 | 5.0 | 27 | 1.5 | 30* | 7 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 995.3 | 1018.8 | 1003.5 | 05 | 59.5 | 25.5 | 05 | 6.5 | 05 | 1.5 | 07* | 8 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.3 | 1017.0 | 1005.3 | 18 | 56.0 | 13.5 | 15 | 3.0 | 20 | 1.5 | 18 | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 985.0 | 1008.6 | 994.2 | 26 | 66.5 | 17.5 | 28 | 3.0 | 27 | 1.0 | 30* | 11 | 11 | 11 | 3 | 0 | 0 | 0 | 0 | |