旬ごとの値
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倶知安（後志地方) 2018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 | -1.5 | 0.9 | 4.6 | 09 | -2.8 | 10 | -4.6 | -8.4 | 03 | 0.6 | 01 | 7 | 0 | 9 | 0 | 4 | 0 | 0 | 0 | 4.8 | 86 | 60 | 10 | |
| 中旬 | -4.4 | -0.6 | 3.2 | 18 | -2.7 | 13 | -9.9 | -15.9 | 14 | -4.9 | 19 | 10 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | 3.7 | 83 | 46 | 11 | |
| 下旬 | -8.0 | -4.5 | 1.7 | 23 | -7.6 | 29 | -12.2 | -21.5 | 25 | -8.1 | 28 | 11 | 0 | 11 | 0 | 10 | 0 | 0 | 0 | 2.8 | 82 | 46 | 22 | |
| 上旬 | -5.1 | -0.4 | 1.9 | 04 | -3.4 | 01 | -10.4 | -21.6 | 02 | -2.3 | 04 | 10 | 0 | 10 | 0 | 6 | 0 | 0 | 0 | 3.5 | 80 | 50 | 03 | |
| 中旬 | -6.6 | -4.0 | 0.8 | 11 | -8.6 | 12 | -9.1 | -11.8 | 18 | -6.3 | 16 | 10 | 0 | 10 | 0 | 9 | 0 | 0 | 0 | 3.2 | 83 | 49 | 19* | |
| 下旬 | -6.6 | -2.6 | 1.6 | 23 | -6.3 | 21 | -10.8 | -17.5 | 27 | -4.9 | 23 | 8 | 0 | 8 | 0 | 7 | 0 | 0 | 0 | 3.0 | 80 | 42 | 27 | |
| 上旬 | -1.7 | 1.7 | 7.2 | 04 | -4.2 | 06 | -6.3 | -12.4 | 07 | -1.5 | 04 | 6 | 0 | 10 | 0 | 3 | 0 | 0 | 0 | 4.5 | 80 | 47 | 07 | |
| 中旬 | -0.1 | 3.4 | 7.1 | 15 | -0.4 | 20 | -4.9 | -9.2 | 20 | -0.1 | 15 | 5 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 4.8 | 77 | 40 | 19 | |
| 下旬 | 3.0 | 7.7 | 13.1 | 28 | 2.6 | 21 | -2.9 | -12.4 | 21 | 4.7 | 28 | 1 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 5.3 | 69 | 27 | 30 | |
| 上旬 | 2.2 | 5.6 | 8.7 | 10 | 1.6 | 06 | -1.3 | -6.1 | 10 | 2.7 | 03 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 5.4 | 75 | 25 | 10 | |
| 中旬 | 5.5 | 10.9 | 16.6 | 19 | 5.0 | 15 | 0.8 | -1.9 | 14 | 4.2 | 11 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 6.5 | 73 | 26 | 12 | |
| 下旬 | 8.9 | 14.8 | 22.3 | 30 | 8.9 | 25 | 2.5 | -2.3 | 28 | 9.9 | 30 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 7.6 | 68 | 21 | 28 | |
| 上旬 | 8.6 | 13.4 | 18.6 | 01 | 8.2 | 06 | 4.6 | 3.5 | 08* | 7.9 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 77 | 17 | 01 | |
| 中旬 | 11.8 | 17.0 | 25.1 | 16 | 10.2 | 19 | 6.7 | 2.6 | 20 | 10.6 | 13 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 10.7 | 78 | 25 | 12 | |
| 下旬 | 13.1 | 19.8 | 26.4 | 30 | 14.4 | 25 | 6.9 | 4.5 | 23 | 14.1 | 31 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 10.5 | 72 | 26 | 22 | |
| 上旬 | 15.8 | 22.0 | 28.0 | 05 | 11.9 | 09 | 9.8 | 4.1 | 10 | 13.5 | 03 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 12.8 | 73 | 31 | 05 | |
| 中旬 | 12.8 | 17.2 | 25.4 | 19 | 11.8 | 13 | 9.6 | 6.6 | 14 | 14.6 | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12.3 | 83 | 51 | 19 | |
| 下旬 | 16.7 | 21.2 | 27.8 | 30 | 14.6 | 25 | 12.7 | 5.3 | 26 | 18.9 | 30 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.3 ) | 85 ) | 48 ) | 22 | |
| 上旬 | 17.8 | 21.3 | 25.4 | 04 | 14.1 | 07 | 15.3 | 11.0 | 08 | 19.7 | 01 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 19.2 | 91 | 69 | 08 | |
| 中旬 | 20.7 | 25.0 | 28.4 | 20 | 21.2 | 11 | 17.6 | 13.4 | 12 | 19.9 | 20 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 21.7 | 89 | 65 | 14 | |
| 下旬 | 23.1 | 28.8 | 32.5 | 30 | 21.9 | 22 | 18.6 | 15.2 | 23 | 23.1 | 29 | 0 | 2 | 0 | 0 | 0 | 10 | 5 | 0 | 22.8 | 81 | 53 | 27 | |
| 上旬 | 20.2 | 24.9 | 28.2 | 02 | 21.9 | 05 | 15.9 | 12.7 | 07 | 19.6 | 10 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 19.1 | 81 | 45 | 02 | |
| 中旬 | 18.5 | 22.4 | 26.8 | 13 | 17.9 | 17 | 15.3 | 10.0 | 18 | 18.6 | 15* | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 19.6 | 91 | 57 | 18 | |
| 下旬 | 19.9 | 23.7 | 27.7 | 22 | 21.6 | 29* | 17.0 | 15.9 | 28* | 19.4 | 25 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 20.4 | 87 | 54 | 23 | |
| 上旬 | 18.5 | 23.0 | 26.8 | 05 | 16.5 | 10 | 13.6 | 8.5 | 10 | 18.9 | 04 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 17.4 | 81 | 41 | 02 | |
| 中旬 | 15.9 | 22.5 | 26.3 | 15 | 20.7 | 19* | 10.0 | 4.8 | 12 | 13.6 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 14.1 | 79 | 33 | 20* | |
| 下旬 | 14.1 | 19.4 | 23.5 | 21 | 17.2 | 27 | 8.9 | 5.5 | 29 | 13.7 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.4 | 85 | 28 | 21 | |
| 上旬 | 13.0 | 18.5 | 19.9 | 04 | 15.1 | 10 | 7.7 | 1.7 | 05 | 13.4 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.4 | 83 | 29 | 04 | |
| 中旬 | 9.2 | 15.3 | 18.3 | 11 | 11.4 | 17 | 3.9 | -1.0 | 19 | 11.1 | 11 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 10.0 | 86 | 35 | 19 | |
| 下旬 | 8.7 | 14.7 | 18.8 | 24 | 6.5 | 31 | 2.6 | 0.7 | 21 | 6.2 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 82 | 30 | 25 | |
| 上旬 | 7.7 | 13.5 | 16.9 | 09 | 9.7 | 07 | 2.4 | -2.4 | 08 | 10.0 | 09 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 8.9 | 84 | 39 | 07 | |
| 中旬 | 4.2 | 7.4 | 10.7 | 16 | 4.4 | 17 | 1.7 | -1.1 | 20 | 4.7 | 11 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6.8 | 83 | 50 | 18 | |
| 下旬 | 0.3 | 3.0 | 12.3 | 27 | -2.5 | 23 | -2.9 | -5.5 | 30 | -0.7 | 26 | 6 | 0 | 10 | 0 | 3 | 0 | 0 | 0 | 5.3 | 84 | 46 | 28 | |
| 上旬 | -2.0 | 1.1 | 10.9 | 04 | -5.5 | 10 | -5.0 | -8.9 | 10 | 4.8 | 04 | 7 | 0 | 9 | 0 | 6 | 0 | 0 | 0 | 4.8 | 85 | 49 | 05 | |
| 中旬 | -2.7 | -0.4 | 3.5 | 16 | -2.1 | 12 | -5.9 | -11.8 | 13 | -0.8 | 17 | 8 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | 4.3 | 85 | 48 | 19 | |
| 下旬 | -3.4 | -1.2 | 2.9 | 23 | -7.5 | 27 | -5.6 | -10.4 | 27 | -1.2 | 22 | 9 | 0 | 11 | 0 | 7 | 0 | 0 | 0 | 4.1 | 84 | 51 | 26 | |