旬ごとの値
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倶知安（後志地方) 1987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 | 5.5 | 6 | 2 | 0 | 145 | 33 | 09 | 9 | 9 | 6 | 3 | 0 | 0 | 153 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9.4 | 0 | 7 | 10 | 0 | 0 | ||
| 中旬 | 7.4 | 8 | 5 | 0 | 167 | 46 | 19 | 8 | 7 | 6 | 5 | 0 | 0 | 167 | 20 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.5 | 0 | 9 | 10 | 0 | 0 | ||
| 下旬 | 7.8 | 7 | 5 | 0 | 126 | 31 | 26 | 9 | 9 | 5 | 2 | 0 | 0 | 170 | 26 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 9.2 | 0 | 9 | 11 | 0 | 0 | ||
| 上旬 | 26.5 | 26 | 1 | 2 | 36 | 21 | 01 | 3 | 3 | 1 | 1 | 0 | 0 | 174 | 02* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.7 | 0 | 6 | 9 | 0 | 0 | ||
| 中旬 | 6.1 | 6 | 3 | 0 | 171 | 26 | 19 | 9 | 9 | 8 | 6 | 0 | 0 | 202 | 20 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.6 | 0 | 9 | 9 | 0 | 0 | ||
| 下旬 | 16.4 | 19 | 0 | 1 | 100 | 36 | 26 | 7 | 5 | 4 | 2 | 0 | 0 | 212 | 27* | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9.4 | 0 | 7 | 8 | 1 | 0 | ||
| 上旬 | 22.2 | 20 | 1 | 1 | 70 | 20 | 02 | 8 | 7 | 2 | 1 | 0 | 0 | 210 | 07* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.8 | 0 | 8 | 10 | 1 | 0 | ||
| 中旬 | 36.6 | 31 | 2 | 4 | 10 | 6 | 16 | 1 | 1 | 0 | 0 | 0 | 0 | 201 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.0 | 0 | 7 | 8 | 0 | 0 | ||
| 下旬 | 34.5 ) | 31 ) | 2 ) | 4 ) | 41 | 17 | 26 | 4 | 3 | 2 | 0 | 0 | 0 | 164 | 21 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 9.3 | 0 | 10 | 8 | 0 | 0 | ||
| 上旬 | 40.0 | 31 | 3 | 3 | 8 | 4 | 02* | 2 | 0 | 0 | 0 | 0 | 0 | 144 | 02 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 7.9 | 0 | 5 | 4 | 2 | 0 | ||
| 中旬 | 58.7 | 44 | 0 | 6 | 72 | 35 | 12 | 4 | 3 | 2 | 2 | 0 | 0 | 138 | 13 | 10 | 10 | 10 | 10 | 10 | 10 | 4 | 6.9 | 1 | 5 | 5 | 2 | 0 | ||
| 下旬 | 46.2 | 34 | 2 | 4 | 8 | 7 | 25 | 1 | 1 | 0 | 0 | 0 | 0 | 52 | 21 | 9 | 9 | 8 | 8 | 7 | 1 | 0 | 6.8 | 1 | 3 | 2 | 1 | 0 | ||
| 上旬 | 67.7 | 48 | 1 | 6 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 3 | 1 | 1 | 1 | |||
| 中旬 | 73.8 | 51 | 1 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 2 | 4 | 0 | 0 | 1 | ||||
| 下旬 | 59.0 | 36 | 4 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 1 | 5 | 0 | 3 | 1 | ||||
| 上旬 | 78.8 | 52 | 1 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 2 | 5 | 0 | 1 | 0 | ||||
| 中旬 | 72.7 | 48 | 1 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 5 | 0 | 0 | 0 | ||||
| 下旬 | 84.7 | 55 | 0 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 4 | 0 | 1 | 1 | ||||
| 上旬 | 60.9 | 40 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 1 | 6 | 0 | 0 | 1 | ||||
| 中旬 | 32.4 | 22 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 7 | 0 | 2 | 0 | ||||
| 下旬 | 43.5 | 27 | 3 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 6 | 0 | 6 | 1 | ||||
| 上旬 | 22.1 | 15 | 3 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 8 | 0 | 0 | 0 | ||||
| 中旬 | 34.3 | 25 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 5 | 0 | 3 | 0 | ||||
| 下旬 | 19.9 | 13 | 3 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 10 | 0 | 1 | 0 | ||||
| 上旬 | 42.8 | 33 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 5 | 0 | 0 | 0 | ||||
| 中旬 | 58.9 | 47 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 6 | 0 | 0 | 0 | ||||
| 下旬 | 52.4 | 44 | 2 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 4 | 0 | 1 | 0 | ||||
| 上旬 | 66.2 | 57 | 0 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 3 | 4 | 0 | 0 | 2 | ||||
| 中旬 | 41.7 | 38 | 2 | 4 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 3 | 0 | 2 | 1 | |||
| 下旬 | 44.9 | 39 | 1 | 5 | 0 | 0 | 22* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 1 | 5 | 1 | 2 | 0 | |||
| 上旬 | 17.1 | 17 | 3 | 1 | 0 | 0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 6 | 1 | 1 | 0 | |||
| 中旬 | 36.5 | 38 | 0 | 5 | 7 | 4 | 19 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 20* | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 6.8 | 1 | 4 | 3 | 0 | 2 | ||
| 下旬 | 7.3 | 8 | 4 | 1 | 102 | 26 | 27 | 5 | 5 | 4 | 3 | 0 | 0 | 50 | 29 | 10 | 8 | 7 | 7 | 6 | 1 | 0 | 9.8 | 0 | 9 | 10 | 0 | 0 | ||
| 上旬 | 27.8 | 30 | 1 | 4 | 117 | 30 | 02 | 6 | 6 | 6 | 2 | 0 | 0 | 82 | 07 | 10 | 10 | 10 | 10 | 10 | 9 | 0 | 7.8 | 0 | 6 | 7 | 0 | 0 | ||
| 中旬 | 9.7 | 11 | 0 | 0 | 96 | 35 | 17 | 7 | 7 | 3 | 1 | 0 | 0 | 80 | 18 | 10 | 10 | 10 | 10 | 10 | 5 | 0 | 9.6 | 0 | 9 | 10 | 0 | 0 | ||
| 下旬 | 16.9 | 17 | 3 | 1 | 97 | 29 | 21 | 5 | 5 | 3 | 3 | 0 | 0 | 94 | 31 | 11 | 11 | 11 | 11 | 11 | 11 | 0 | 9.0 | 0 | 9 | 8 | 1 | 0 | ||
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。