月ごとの値
 |  |
 |  |
 |  |  |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
下関（山口県) 2001年（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 | ||||||||||||||||||||||||||||
| 88.4 | 28 | 6 | 14 | 6.5 | 1 | 1 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 16* | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 16 | 8 | 0 | 0 | |
| 104.0 | 34 | 5 | 13 | 9.7 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 1 | 11 | 1 | 1 | 1 | ||
| 164.2 | 44 | 1 | 17 | 14.0 | 0 | 0 | 31* | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 08 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 7.1 | 1 | 9 | 4 | 0 | 2 | |
| 193.8 | 50 | 5 | 19 | 16.8 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 4 | 9 | 0 | 0 | 0 | |||
| 182.4 | 42 | 5 | 17 | 18.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 1 | 14 | 0 | 0 | 0 | |||
| 132.1 | 31 | 8 | 13 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 23 | 0 | 0 | 3 | |||
| 236.1 | 54 | 2 | 21 | 20.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 4 | 7 | 0 | 0 | 5 | |||
| 226.7 | 55 | 2 | 23 | 19.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 2 | 8 | 0 | 0 | 2 | |||
| 188.1 | 51 | 4 | 16 | 16.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 3 | 11 | 0 | 0 | 1 | |||
| 175.6 | 50 | 6 | 19 | 12.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 5 | 10 | 0 | 0 | 0 | |||
| 143.7 | 46 | 3 | 18 | 9.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 6 | 8 | 0 | 0 | 0 | |||
| 108.5 | 35 | 2 | 13 | 7.1 | 0 | 0 | 30* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 2 | 9 | 3 | 0 | 0 | ||