３か月ごとの値
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勝浦（千葉県) 1977年（３か月ごとの値） 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 | ||||||||||||||||||||||||||||
11～1 | 487.8 | 53 | 8 | 59 | 5 | 5 | 01/23 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 01/23 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 5.7 | 15 | 26 | 5 | 0 | 1 | |
12～2 | 541.5 | 59 | 6 | 65 | 5 | 5 | 01/23 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 01/23 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 5.1 | 18 | 19 | 9 | 0 | 0 | |
1～3 | 511.6 | 52 | 11 | 59 | 5 | 5 | 01/23 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 01/23 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 5.8 | 14 | 27 | 10 | 0 | 0 | |
2～4 | 538.1 | 51 | 10 | 55 | 0 | 0 | 03/05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03/05* | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 13 | 30 | 6 | 2 | 1 | |
3～5 | 599.8 | 50 | 13 | 56 | 0 | 0 | 03/05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03/05* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 12 | 35 | 2 | 5 | 1 | |
4～6 | 576.0 | 46 | 14 | 51 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 9 | 42 | 0 | 5 | 2 | |||
5～7 | 640.2 | 49 | 12 | 56 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 6 | 36 | 0 | 4 | 3 | |||
6～8 | 554.9 | 43 | 11 | 47 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 4 | 44 | 0 | 1 | 4 | |||
7～9 | 620.1 | 50 | 7 | 55 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 6 | 36 | 0 | 1 | 3 | |||
8～10 | 527.3 | 46 | 13 | 52 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 11 | 41 | 0 | 0 | 1 | |||
9～11 | 500.3 | 49 | 15 | 54 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 13 | 33 | 0 | 0 | 2 | |||
10～12 | 493.7 | 51 | 15 | 59 | 0 | 0 | 12/23 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 22 | 25 | 1 | 0 | 3 | ||