3か月ごとの値
銚子(千葉県) 1987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 | 458.3 | 50 | 17 | 54 | 7.4 | 0 | 0 | 01/31* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 17 | 24 | 4 | 2 | 2 | |
12~2 | 483.5 | 53 | 16 | 56 | 8.0 | 0 | 0 | 02/28* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 21 | 24 | 9 | 0 | 4 | |
1~3 | 453.7 | 46 | 18 | 51 | 9.7 | 0 | 0 | 03/01* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 13 | 34 | 10 | 2 | 5 | |
2~4 | 493.1 | 46 | 18 | 52 | 13.0 | 0 | 0 | 03/01* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 14 | 34 | 6 | 5 | 4 | |
3~5 | 535.8 | 45 | 15 | 51 | 15.9 | 0 | 0 | 03/01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 13 | 36 | 1 | 8 | 4 | |
4~6 | 606.3 | 48 | 16 | 55 | 18.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 16 | 35 | 0 | 12 | 2 | ||
5~7 | 592.3 | 45 | 16 | 53 | 18.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 10 | 43 | 0 | 22 | 5 | ||
6~8 | 593.1 | 46 | 14 | 52 | 18.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 7 | 45 | 0 | 30 | 8 | ||
7~9 | 534.8 | 43 | 14 | 49 | 16.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 2 | 47 | 0 | 24 | 10 | ||
8~10 | 481.1 | 42 | 16 | 45 | 13.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1 | 45 | 0 | 13 | 9 | ||
9~11 | 419.3 | 41 | 18 | 44 | 10.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 4 | 43 | 0 | 3 | 4 | ||
10~12 | 422.8 | 44 | 16 | 48 | 8.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 12 | 35 | 0 | 5 | 2 |