旬ごとの値
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倶知安（後志地方) 1981年（旬ごとの値） 詳細（日照・雪・その他）
| 月 | 旬 | 日照時間(h) | 全天日射量 (MJ/㎡) | 雪(cm) | 雲量 | 大気現象 | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 合計 | 日照率 | 各階級の日数 | 降雪 | 各階級の日数（降雪） | 最深積雪 | 各階級の日数（最深積雪） | 平均 | 各階級の日数 | 雪日数 | 霧日数 | 雷日数 | |||||||||||||||||||
| 不照 | 日照率 ≧40% | 平均 | 合計 | 日合計の最大 | ≧3cm | ≧5cm | ≧10cm | ≧20cm | ≧50cm | ≧100cm | 値 | 日 | ≧0cm | ≧1cm | ≧5cm | ≧10cm | ≧20cm | ≧50cm | ≧100cm | ＜1.5 | ≧8.5 | |||||||||
| 値 | 日 | |||||||||||||||||||||||||||||
| 上旬 | 19.3 | 21 | 3 | 3 | 162 | 44 | 07* | 6 | 6 | 5 | 4 | 0 | 0 | 105 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 3 | 9.1 | 0 | 7 | 9 | 1 | 0 | ||
| 中旬 | 44.9 | 48 | 0 | 6 | 123 | 59 | 12 | 7 | 5 | 5 | 1 | 1 | 0 | 137 | 13 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 7.9 | 0 | 5 | 10 | 1 | 0 | ||
| 下旬 | 14.3 | 13 | 3 | 1 | 235 | 37 | 26 | 11 | 10 | 8 | 6 | 0 | 0 | 163 | 30 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 9.2 | 0 | 9 | 11 | 0 | 0 | ||
| 上旬 | 28.4 | 28 | 0 | 2 | 89 | 31 | 08 | 5 | 4 | 3 | 3 | 0 | 0 | 151 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.2 | 0 | 9 | 10 | 0 | 0 | ||
| 中旬 | 32.0 | 31 | 0 | 4 | 111 | 37 | 11 | 7 | 6 | 5 | 2 | 0 | 0 | 180 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.9 | 0 | 6 | 10 | 1 | 0 | ||
| 下旬 | 29.2 | 33 | 0 | 2 | 96 | 31 | 21 | 5 | 5 | 4 | 3 | 0 | 0 | 183 | 23 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9.2 | 0 | 5 | 5 | 0 | 0 | ||
| 上旬 | 42.6 | 38 | 0 | 5 | 125 | 32 | 08 | 9 | 8 | 6 | 2 | 0 | 0 | 197 | 09 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.0 | 0 | 9 | 10 | 0 | 0 | ||
| 中旬 | 44.8 | 38 | 2 | 5 | 65 | 27 | 17 | 4 | 4 | 3 | 1 | 0 | 0 | 194 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.9 | 1 | 7 | 6 | 2 | 0 | ||
| 下旬 | 52.8 | 39 | 1 | 7 | 18 | 6 | 28 | 3 | 1 | 0 | 0 | 0 | 0 | 135 | 21 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 7.9 | 0 | 4 | 9 | 0 | 0 | ||
| 上旬 | 72.9 | 57 | 0 | 7 | 0 | 0 | 07* | 0 | 0 | 0 | 0 | 0 | 0 | 107 | 01 | 10 | 10 | 10 | 10 | 10 | 10 | 2 | 6.1 | 1 | 2 | 2 | 3 | 0 | ||
| 中旬 | 49.5 | 37 | 2 | 5 | 12 | 7 | 14 | 2 | 1 | 0 | 0 | 0 | 0 | 40 | 11 | 9 | 8 | 7 | 7 | 6 | 0 | 0 | 7.3 | 1 | 5 | 6 | 0 | 0 | ||
| 下旬 | 71.2 | 52 | 0 | 7 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 3 | 1 | 0 | 0 | |||
| 上旬 | 62.7 | 44 | 1 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 6 | 0 | 2 | 0 | ||||
| 中旬 | 45.8 | 31 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 1 | 6 | 0 | 1 | 0 | ||||
| 下旬 | 60.0 | 37 | 4 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 2 | 7 | 0 | 0 | 0 | ||||
| 上旬 | 62.9 | 42 | 0 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 4 | 0 | 1 | 0 | ||||
| 中旬 | 34.1 | 22 | 4 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 7 | 0 | 3 | 0 | ||||
| 下旬 | 61.4 | 40 | 1 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 6 | 0 | 1 | 1 | ||||
| 上旬 | 31.5 | 21 | 3 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.4 | 0 | 8 | 0 | 0 | 0 | ||||
| 中旬 | 48.9 | 33 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 1 | 9 | 0 | 2 | 0 | ||||
| 下旬 | 86.7 | 54 | 1 | 9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 1 | 2 | 0 | 3 | 0 | ||||
| 上旬 | 47.9 | 33 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 6 | 0 | 0 | 0 | ||||
| 中旬 | 37.1 | 27 | 2 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 4 | 0 | 0 | 2 | ||||
| 下旬 | 47.7 | 32 | 3 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 1 | 8 | 0 | 1 | 1 | ||||
| 上旬 | 43.7 | 34 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 5 | 0 | 0 | 1 | ||||
| 中旬 | 79.0 | 63 | 0 | 8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 1 | 1 | 0 | 2 | 1 | ||||
| 下旬 | 63.5 | 53 | 1 | 7 | 0 | 0 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 4 | 0 | 1 | 1 | |||
| 上旬 | 50.1 | 43 | 2 | 6 | 0 | 0 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 1 | 4 | 0 | 2 | 0 | |||
| 中旬 | 53.1 | 48 | 0 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 0 | 4 | 0 | 0 | 2 | ||||
| 下旬 | 50.1 | 43 | 2 | 6 | 8 | 8 | 24 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 24 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 6.8 | 1 | 4 | 4 | 0 | 2 | ||
| 上旬 | 22.9 | 23 | 0 | 2 | 45 | 35 | 08 | 3 | 2 | 1 | 1 | 0 | 0 | 24 | 08 | 5 | 5 | 3 | 3 | 2 | 0 | 0 | 9.3 | 0 | 8 | 7 | 0 | 1 | ||
| 中旬 | 17.8 | 18 | 1 | 2 | 58 | 22 | 11 | 5 | 4 | 2 | 1 | 0 | 0 | 26 | 11 | 10 | 10 | 10 | 7 | 4 | 0 | 0 | 9.0 | 0 | 6 | 10 | 0 | 0 | ||
| 下旬 | 9.6 | 10 | 3 | 0 | 156 | 36 | 28 | 8 | 8 | 7 | 3 | 0 | 0 | 63 | 30* | 10 | 10 | 10 | 10 | 9 | 3 | 0 | 9.9 | 0 | 10 | 10 | 0 | 0 | ||
| 上旬 | 16.4 | 18 | 3 | 2 | 67 | 29 | 09 | 6 | 5 | 2 | 1 | 0 | 0 | 68 | 01 | 10 | 10 | 10 | 10 | 10 | 6 | 0 | 9.3 | 0 | 8 | 10 | 0 | 0 | ||
| 中旬 | 13.6 | 15 | 3 | 0 | 85 | 30 | 13 | 6 | 5 | 4 | 1 | 0 | 0 | 78 | 15 | 10 | 10 | 10 | 10 | 10 | 9 | 0 | 9.3 | 0 | 8 | 9 | 0 | 0 | ||
| 下旬 | 26.0 | 26 | 2 | 3 | 60 | 21 | 24 | 6 | 4 | 2 | 1 | 0 | 0 | 92 | 31 | 11 | 11 | 11 | 11 | 11 | 11 | 0 | 7.9 | 0 | 5 | 11 | 1 | 0 | ||