旬ごとの値
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館山（千葉県) 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 | 50.4 | 51 | 2 | 7 | 0 | 0 | 06* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 1 | 2 | 3 | 0 | 1 | |||
| 中旬 | 64.2 | 64 | 0 | 7 | 0 | 0 | 20* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 3 | 2 | 2 | 1 | 1 | |||
| 下旬 | 65.4 | 58 | 1 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.0 | 4 | 2 | 0 | 0 | 0 | ||||
| 上旬 | 71.3 | 68 | 0 | 8 | 0 | 0 | 03* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.7 | 4 | 1 | 1 | 0 | 0 | ||
| 中旬 | 35.7 | 33 | 4 | 4 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 5 | 1 | 0 | 0 | |||
| 下旬 | 26.4 ] | 39 ] | 1 ] | 3 ] | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 2 | 2 | 1 | 0 | 2 | |||
| 上旬 | 70.2 | 61 | 0 | 7 | 2 | 2 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 07 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 3.7 | 3 | 1 | 3 | 0 | 0 | ||
| 中旬 | 31.1 | 26 | 3 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 3 | 0 | 0 | 0 | ||||
| 下旬 | 45.6 | 34 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 1 | 4 | 0 | 1 | 0 | ||||
| 上旬 | 47.0 | 37 | 2 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 2 | 4 | 0 | 2 | 0 | ||||
| 中旬 | 67.9 | 52 | 0 | 6 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 1 | 3 | 0 | 0 | 0 | |||
| 下旬 | 80.3 | 60 | 1 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 4 | 0 | 0 | 0 | ||||
| 上旬 | 74.8 | 55 | 1 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 1 | 3 | 0 | 0 | 0 | ||||
| 中旬 | 38.6 | 28 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 6 | 0 | 0 | 0 | ||||
| 下旬 | 57.9 | 37 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 4 | 0 | 1 | 0 | ||||
| 上旬 | 87.0 | 61 | 2 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.0 | 3 | 3 | 0 | 0 | 0 | ||||
| 中旬 | 64.3 | 45 | 2 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 1 | 4 | 0 | 0 | 0 | ||||
| 下旬 | 38.8 | 27 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 6 | 0 | 0 | 1 | ||||
| 上旬 | 52.3 | 36 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 5 | 0 | 1 | 1 | ||||
| 中旬 | 49.7 | 35 | 3 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 7 | 0 | 0 | 0 | ||||
| 下旬 | 100.5 | 65 | 0 | 9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 2 | 3 | 0 | 0 | 0 | ||||
| 上旬 | 49.2 | 36 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 5 | 0 | 0 | 1 | ||||
| 中旬 | 76.1 | 57 | 0 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 0 | 1 | 0 | 0 | 0 | ||||
| 下旬 | 85.7 | 59 | 0 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 3 | 0 | 0 | 1 | ||||
| 上旬 | 58.1 | 46 | 1 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 5 | 0 | 0 | 0 | ||||
| 中旬 | 28.6 | 23 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 7 | 0 | 0 | 3 | ||||
| 下旬 | 30.4 | 25 | 3 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 6 | 0 | 0 | 1 | ||||
| 上旬 | 46.9 | 40 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 1 | 3 | 0 | 0 | 2 | ||||
| 中旬 | 51.4 | 45 | 2 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 3 | 0 | 0 | 2 | ||||
| 下旬 | 32.3 | 27 | 4 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 7 | 0 | 0 | 0 | ||||
| 上旬 | 33.2 | 31 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1 | 6 | 0 | 1 | 0 | ||||
| 中旬 | 54.9 | 53 | 0 | 8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 2 | 3 | 0 | 1 | 0 | ||||
| 下旬 | 32.6 | 32 | 3 | 4 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 2 | 5 | 0 | 0 | 0 | |||
| 上旬 | 24.9 | 25 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 3 | 0 | 0 | 0 | ||||
| 中旬 | 44.9 | 46 | 2 | 5 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 2 | 4 | 1 | 1 | 0 | |||
| 下旬 | 83.4 | 78 | 0 | 11 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.9 | 7 | 0 | 0 | 0 | 0 | ||||