旬ごとの値
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倶知安（後志地方) 1977年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温(℃) | 蒸気圧 (hPa) | 湿度(％) | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 日平均 | 最高気温 | 最低気温 | 各階級の日数（平均） | 各階級の日数（最低） | 各階級の日数（最高） | |||||||||||||||||||
| 平均 | 平均 | 最高 | 最低 | 平均 | 最低 | 最高 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 平均 | 平均 | 最小 | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||||
| 上旬 | -8.5 | -4.7 | -2.2 | 03 | -8.1 | 06 | -14.1 | -26.0 | 03 | -7.3 | 10* | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 2.8 | 82 | 49 | 05 | |
| 中旬 | -9.9 | -6.3 | -4.1 | 16 | -8.8 | 20 | -14.4 | -25.1 | 14 | -9.9 | 17 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 2.6 | 85 | 51 | 12 | |
| 下旬 | -10.1 | -5.8 | -1.8 | 26 | -9.0 | 31 | -16.8 | -25.2 | 27 | -9.1 | 25 | 11 | 0 | 11 | 0 | 11 | 0 | 0 | 0 | 2.4 | 81 | 38 | 30 | |
| 上旬 | -8.4 | -4.3 | -0.1 | 03 | -11.5 | 01 | -16.0 | -25.9 | 02 | -5.8 | 03 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 2.7 | 78 | 44 | 09 | |
| 中旬 | -7.8 | -3.2 | 1.8 | 20 | -7.1 | 12 | -13.0 | -22.7 | 14 | -3.1 | 20 | 10 | 0 | 10 | 0 | 8 | 0 | 0 | 0 | 2.7 | 75 | 37 | 19 | |
| 下旬 | -5.0 | -0.7 | 4.5 | 25 | -7.5 | 23 | -10.7 | -17.9 | 28 | -7.8 | 24 | 8 | 0 | 8 | 0 | 3 | 0 | 0 | 0 | 3.4 | 79 | 46 | 28 | |
| 上旬 | -4.6 | -0.7 | 6.1 | 09 | -4.6 | 04 | -8.9 | -16.6 | 05 | -3.7 | 09* | 8 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | 3.5 | 76 | 38 | 05 | |
| 中旬 | 0.4 | 3.5 | 6.1 | 13 | -2.8 | 11 | -3.7 | -6.5 | 20 | -1.8 | 15 | 4 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 4.9 | 76 | 39 | 12 | |
| 下旬 | -0.9 | 3.4 | 9.0 | 24 | 0.4 | 26* | -5.8 | -12.1 | 21 | -1.9 | 31 | 6 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 4.2 | 72 | 34 | 25 | |
| 上旬 | 0.6 | 4.2 | 6.1 | 10 | 2.1 | 02 | -2.9 | -6.0 | 07 | 0.0 | 01 | 2 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 4.7 | 72 | 41 | 03* | |
| 中旬 | 4.9 | 9.2 | 13.1 | 15 | 4.3 | 19 | 0.6 | -5.0 | 13 | 3.4 | 15 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 6.1 | 69 | 28 | 13 | |
| 下旬 | 3.0 | 7.2 | 10.1 | 27 | 4.0 | 24 | -2.1 | -4.4 | 25 | 1.1 | 28 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 5.1 | 67 | 31 | 22 | |
| 上旬 | 7.3 | 12.0 | 20.8 | 10 | 5.0 | 03 | 1.5 | -2.1 | 01 | 6.4 | 06 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 7.1 | 71 | 19 | 05 | |
| 中旬 | 10.5 | 16.1 | 26.2 | 11 | 5.9 | 19 | 5.1 | 1.9 | 19* | 9.6 | 15 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 9.1 | 74 | 19 | 12 | |
| 下旬 | 11.2 | 17.5 | 21.7 | 31 | 12.4 | 24 | 5.8 | 0.4 | 22 | 10.2 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.7 | 73 | 37 | 22 | |
| 上旬 | 15.6 | 22.3 | 25.7 | 08 | 18.8 | 03 | 10.0 | 6.0 | 05 | 13.9 | 02 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12.7 | 72 | 30 | 05 | |
| 中旬 | 11.1 | 15.7 | 19.4 | 11 | 10.9 | 15 | 7.1 | 4.6 | 20 | 10.6 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.2 | 77 | 54 | 17 | |
| 下旬 | 16.6 | 22.3 | 26.3 | 28 | 18.5 | 22 | 12.3 | 8.8 | 22 | 17.2 | 30 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 13.8 | 74 | 46 | 28 | |
| 上旬 | 18.5 | 22.4 | 23.4 | 08 | 20.8 | 06 | 15.7 | 11.4 | 09 | 17.2 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16.0 | 76 | 50 | 09 | |
| 中旬 | 18.9 | 24.0 | 26.8 | 13 | 20.7 | 18 | 14.8 | 10.2 | 16 | 18.3 | 11 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 16.7 | 77 | 46 | 11 | |
| 下旬 | 23.3 | 28.6 | 30.8 | 30 | 26.0 | 23* | 18.9 | 16.0 | 28* | 21.3 | 26 | 0 | 2 | 0 | 0 | 0 | 11 | 3 | 0 | 21.4 | 76 | 46 | 28 | |
| 上旬 | 19.5 | 24.0 | 28.7 | 01 | 20.7 | 09 | 15.9 | 11.0 | 10 | 19.1 | 03 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 18.5 | 81 | 54 | 07 | |
| 中旬 | 18.9 | 23.5 | 25.8 | 11 | 20.6 | 20 | 14.3 | 10.0 | 15 | 17.5 | 12 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 17.0 | 78 | 42 | 14 | |
| 下旬 | 18.5 | 24.1 | 27.8 | 30 | 20.9 | 25 | 13.3 | 8.2 | 24 | 17.3 | 27 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 16.2 | 76 | 48 | 30 | |
| 上旬 | 18.4 | 23.0 | 27.9 | 02 | 19.7 | 07 | 14.6 | 12.7 | 05 | 17.9 | 10 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 16.7 | 79 | 48 | 02 | |
| 中旬 | 14.8 | 19.4 | 23.5 | 19 | 14.8 | 15 | 10.1 | 4.7 | 17 | 16.2 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.6 | 79 | 40 | 12 | |
| 下旬 | 13.0 | 19.8 | 22.0 | 26 | 16.3 | 27 | 6.6 | 1.8 | 25 | 11.5 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.1 | 72 | 33 | 27 | |
| 上旬 | 10.6 | 16.7 | 21.3 | 05 | 12.4 | 07 | 4.1 | -0.7 | 08 | 8.5 | 06 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 9.5 | 74 | 33 | 01 | |
| 中旬 | 7.7 | 14.6 | 18.9 | 14 | 10.0 | 19 | 0.9 | -3.6 | 20 | 5.8 | 16 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 7.4 | 68 | 33 | 16 | |
| 下旬 | 8.0 | 14.5 | 20.5 | 23 | 7.5 | 28 | 1.4 | -4.3 | 28 | 6.1 | 23 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 8.4 | 75 | 39 | 27 | |
| 上旬 | 3.3 | 7.5 | 11.6 | 05 | 2.0 | 10 | -0.8 | -4.2 | 05* | 4.9 | 06 | 1 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 6.2 | 78 | 40 | 04 | |
| 中旬 | 2.4 | 6.5 | 11.5 | 16 | -2.6 | 11 | -2.1 | -9.6 | 11 | 4.2 | 19 | 2 | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 5.8 | 78 | 34 | 16 | |
| 下旬 | 3.4 | 7.6 | 12.9 | 28 | 1.4 | 23 | -1.6 | -5.4 | 26 | 6.2 | 27 | 1 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 6.1 | 77 | 40 | 29 | |
| 上旬 | -2.3 | 1.0 | 2.9 | 05 | -1.4 | 06 | -6.0 | -13.4 | 10 | -2.3 | 05 | 9 | 0 | 10 | 0 | 2 | 0 | 0 | 0 | 4.0 | 76 | 37 | 09 | |
| 中旬 | -0.8 | 2.3 | 7.4 | 16 | -4.1 | 20 | -4.9 | -9.0 | 12 | 0.9 | 16 | 7 | 0 | 9 | 0 | 3 | 0 | 0 | 0 | 5.1 | 84 | 54 | 18 | |
| 下旬 | -4.9 | -1.3 | 4.2 | 29 | -7.4 | 21 | -9.6 | -15.4 | 28 | -1.3 | 29 | 10 | 0 | 11 | 0 | 5 | 0 | 0 | 0 | 3.4 | 78 | 37 | 30 | |