旬ごとの値
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倶知安（後志地方) 2021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 | 989.0 | 1013.4 | 994.9 | 07 | 112.5 | 19.0 | 01 | 3.5 | 09 | 1.0 | 10* | 10 | 10 | 10 | 5 | 0 | 0 | 0 | 0 | |
| 中旬 | 990.8 | 1014.8 | 998.6 | 16 | 72.0 | 11.0 | 19* | 3.0 | 19* | 1.5 | 19 | 10 | 10 | 10 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 993.6 | 1017.6 | 990.9 | 29 | 30.5 | 9.5 | 31 | 2.0 | 31 | 0.5 | 31* | 9 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 986.0 | 1009.9 | 997.8 | 02 | 114.5 | 19.5 | 04* | 3.0 | 04 | 1.0 | 09* | 10 | 10 | 10 | 6 | 0 | 0 | 0 | 0 | |
| 中旬 | 982.9 | 1006.4 | 970.2 | 16 | 72.5 | 26.0 | 16 | 3.5 | 17 | 1.0 | 17* | 8 | 6 | 6 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 993.7 | 1017.8 | 1001.5 | 21 | 39.5 | 9.5 | 27 | 2.5 | 27 | 1.5 | 27 | 8 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 998.2 | 1022.0 | 1006.3 | 02 | 50.5 | 24.0 | 02 | 3.0 | 02 | 1.0 | 10* | 10 | 8 | 7 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.7 | 1017.1 | 999.4 | 16 | 9.0 | 5.0 | 17 | 1.5 | 17 | 0.5 | 19* | 8 | 7 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 988.6 | 1011.6 | 993.8 | 22 | 25.5 | 7.5 | 29 | 5.5 | 29 | 2.5 | 29 | 7 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 996.4 | 1019.7 | 1010.6 | 07 | 24.0 | 7.0 | 09* | 2.5 | 09* | 1.0 | 09* | 6 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 991.0 | 1014.0 | 988.0 | 18 | 64.0 | 34.0 | 18 | 4.0 | 18 | 1.0 | 18* | 6 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 993.6 | 1016.5 | 998.4 | 30 | 7.0 | 4.0 | 30 | 1.0 | 30* | 0.5 | 30* | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 983.9 | 1006.4 | 995.7 | 09 | 18.5 | 7.5 | 09 | 3.0 | 08 | 1.0 | 09* | 8 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 990.0 | 1012.4 | 996.3 | 17 | 52.0 | 32.0 | 16 | 6.5 | 16 | 2.0 | 16 | 6 | 4 | 3 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 983.2 | 1005.4 | 996.7 | 29 | 44.0 | 17.0 | 29 | 7.0 | 29 | 1.5 | 29 | 10 | 9 | 9 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 988.8 | 1010.9 | 988.8 | 04 | 13.0 | 13.0 | 04 | 2.5 | 04 | 1.0 | 04 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 986.7 | 1008.6 | 999.4 | 20 | 12.5 | 5.5 | 19 | 2.5 | 20 | 1.0 | 20* | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 988.9 | 1010.7 | 1002.2 | 21 | 21.5 | 20.0 | 24 | 8.0 | 24 | 3.0 | 24 | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 989.3 | 1011.1 | 1003.0 | 06 | 8.5 | 3.5 | 02 | 3.0 | 02 | 2.5 | 02 | 5 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.7 | 1015.3 | 1009.3 | 11 | 0.0 | 0.0 | 11 | 0.0 | 11 | 0.0 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 987.4 | 1008.7 | 1002.1 | 27 | 0.0 | 0.0 | 29* | 0.0 | 29* | 0.0 | 29* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 985.0 | 1006.2 | 999.3 | 10 | 102.0 | 58.0 | 10 | 17.0 | 04 | 6.5 | 04 | 6 | 3 | 3 | 3 | 1 | 1 | 0 | 0 | |
| 中旬 | 993.9 | 1015.9 | 1007.4 | 11 | 19.5 | 18.0 | 18 | 5.0 | 18 | 1.0 | 18 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 988.5 | 1010.1 | 1004.7 | 25 | 17.0 | 8.0 | 31 | 4.0 | 31 | 4.0 | 31 | 7 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 994.1 | 1016.1 | 1009.6 | 09 | 18.0 | 16.0 | 04 | 15.5 | 04 | 7.0 | 04 | 5 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 993.3 | 1015.5 | 1002.7 | 12 | 32.0 | 23.5 | 13 | 14.5 | 13 | 9.0 | 13 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 994.4 | 1016.6 | 1001.6 | 30 | 57.0 | 32.0 | 30 | 8.0 | 30 | 2.5 | 30 | 6 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | |
| 上旬 | 995.7 | 1018.1 | 1004.9 | 02 | 9.5 | 5.0 | 05 | 1.5 | 05* | 0.5 | 10* | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 995.1 | 1017.9 | 1003.5 | 20 | 83.0 | 26.5 | 17 | 10.5 | 11 | 3.5 | 11 | 8 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 996.6 | 1019.6 | 1008.1 | 21 | 42.0 | 20.0 | 28 | 4.0 | 28 | 2.0 | 28 | 7 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 994.1 | 1017.0 | 993.4 | 10 | 67.5 | 40.5 | 09 | 13.5 | 09 | 5.5 | 09 | 6 | 6 | 4 | 3 | 1 | 0 | 0 | 0 | |
| 中旬 | 989.7 | 1012.7 | 993.3 | 11 | 38.0 | 14.5 | 19 | 3.5 | 19 | 2.0 | 19 | 10 | 9 | 7 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 989.4 | 1012.8 | 993.3 | 22 | 106.0 | 25.0 | 27 | 5.5 | 22 | 2.0 | 22 | 10 | 9 | 6 | 5 | 0 | 0 | 0 | 0 | |
| 上旬 | 995.2 | 1018.8 | 987.8 | 01 | 55.0 | 15.5 | 01 | 4.0 | 01 | 1.5 | 03* | 6 | 5 | 5 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 987.1 | 1010.7 | 996.8 | 17 | 74.5 | 20.0 | 13 | 3.0 | 19* | 1.0 | 19* | 10 | 9 | 9 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 987.7 | 1011.7 | 1004.7 | 21 | 103.0 | 16.5 | 23 | 4.0 | 26 | 1.5 | 21 | 11 | 11 | 11 | 5 | 0 | 0 | 0 | 0 | |