月ごとの値
八丈島(東京都) 1979年(月ごとの値) 詳細(日照・雪・その他)
月 | 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 | ||||||||||||||||||||||||||||
120.0 | 38 | 1 | 16 | 7.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 1 | 7 | 0 | 0 | 3 | |||
105.2 | 34 | 3 | 12 | 8.1 | 0 | 0 | 28* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 9 | 0 | 0 | 3 | ||
134.3 | 36 | 5 | 14 | 10.9 | 0 | 0 | 04* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 13 | 2 | 0 | 2 | ||
160.6 | 41 | 7 | 15 | 13.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 14 | 0 | 1 | 2 | |||
208.9 | 49 | 6 | 20 | 17.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 1 | 11 | 0 | 0 | 2 | |||
168.6 | 39 | 6 | 13 | 17.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1 | 15 | 0 | 0 | 0 | |||
161.8 | 37 | 5 | 15 | 15.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 15 | 0 | 0 | 1 | |||
212.4 | 51 | 5 | 21 | 14.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 11 | 0 | 0 | 8 | |||
165.5 | 45 | 3 | 19 | 4.2 ] | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 1 | 12 | 0 | 0 | 4 | |||
135.8 | 39 | 5 | 17 | × | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 2 | 10 | 0 | 0 | 2 | |||
71.3 | 23 | 11 | 9 | 5.8 ] | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 22 | 0 | 0 | 1 | |||
141.7 | 46 | 1 | 18 | 7.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 4 | 0 | 0 | 1 |