３か月ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
銚子（千葉県) 2000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 | 456.0 | 50 | 14 | 56 | 8.8 | 0 | 0 | 01/25* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 14 | 19 | 1 | 0 | 3 | |
12～2 | 514.9 | 56 | 10 | 59 | 10.0 | 0 | 0 | 02/29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 19 | 14 | 6 | 0 | 2 | |
1～3 | 551.6 | 56 | 8 | 59 | 12.4 | 0 | 0 | 02/29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 15 | 16 | 6 | 0 | 2 | |
2～4 | 594.0 | 55 | 8 | 59 | 15.5 | 0 | 0 | 02/29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 13 | 22 | 5 | 1 | 4 | |
3～5 | 550.9 | 46 | 10 | 51 | 17.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 7 | 35 | 0 | 10 | 6 | ||
4～6 | 472.0 | 37 | 17 | 41 | 17.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 3 | 51 | 0 | 21 | 5 | ||
5～7 | 497.7 | 38 | 15 | 43 | 18.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 2 | 50 | 0 | 33 | 3 | ||
6～8 | 591.1 | 46 | 11 | 53 | 19.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 3 | 42 | 0 | 37 | 0 | ||
7～9 | 638.7 | 52 | 5 | 60 | 19.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 3 | 32 | 0 | 29 | 5 | ||
8～10 | 525.4 | 46 | 8 | 49 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 3 | 39 | 0 | 16 | 6 | ||
9～11 | 368.2 | 36 | 18 | 37 | 10.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 2 | 48 | 0 | 4 | 6 | ||
10～12 | 346.3 | 36 | 20 | 38 | 8.0 | 0 | 0 | 12/25 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 6 | 44 | 0 | 1 | 1 | |