３か月ごとの値
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銚子（千葉県) 2001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 | 419.4 | 46 | 20 | 48 | 7.9 | 0 | 0 | 01/28* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 14 | 35 | 2 | 1 | 2 | |
12～2 | 441.4 | 48 | 17 | 49 | 8.9 | 0 | 0 | 02/15* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 17 | 30 | 4 | 0 | 2 | |
1～3 | 454.4 | 46 | 17 | 47 | 10.6 | 0 | 0 | 03/13* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 14 | 31 | 8 | 0 | 5 | |
2～4 | 502.7 | 47 | 14 | 50 | 14.0 | 0 | 0 | 03/13* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 10 | 30 | 6 | 1 | 3 | |
3～5 | 573.8 | 48 | 13 | 55 | 17.1 | 0 | 0 | 03/13* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 7 | 32 | 4 | 4 | 6 | |
4～6 | 518.7 | 41 | 16 | 45 | 18.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 5 | 47 | 0 | 9 | 4 | ||
5～7 | 583.8 | 45 | 13 | 46 | 19.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 5 | 46 | 0 | 17 | 6 | ||
6～8 | 547.6 | 42 | 12 | 43 | 19.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 4 | 48 | 0 | 18 | 3 | ||
7～9 | 582.7 | 47 | 12 | 50 | 18.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 7 | 39 | 0 | 17 | 3 | ||
8～10 | 475.8 | 42 | 18 | 48 | 14.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 4 | 44 | 0 | 8 | 4 | ||
9～11 | 480.5 | 47 | 16 | 53 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 8 | 36 | 0 | 4 | 6 | ||
10～12 | 511.4 | 53 | 14 | 63 | 9.7 | 0 | 0 | 12/14 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 12 | 28 | 0 | 1 | 5 | |