月ごとの値
 |  |
 |  |
 |  |  |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
下関（山口県) 2004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 | ||||||||||||||||||||||||||||
| 125.8 | 40 | 1 | 13 | 8.1 | 1 | 1 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 22 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 9 | 10 | 0 | 0 | |
| 147.4 | 47 | 0 | 16 | 11.0 | 0 | 0 | 08* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 3 | 7 | 5 | 0 | 1 | ||
| 182.8 | 49 | 2 | 19 | 14.6 | 0 | 0 | 07* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 5 | 8 | 4 | 0 | 3 | ||
| 236.4 | 61 | 1 | 22 | 19.4 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 3 | 4 | 0 | 0 | 0 | |||
| 161.3 | 38 | 6 | 15 | 16.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 4 | 15 | 0 | 0 | 1 | |||
| 196.1 | 46 | 5 | 17 | 19.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 4 | 17 | 0 | 0 | 2 | |||
| 247.4 | 56 | 0 | 25 | 21.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 4 | 0 | 0 | 3 | |||
| 195.8 ) | 47 ) | 5 | 19 ) | 17.4 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 2 | 8 | 0 | 0 | 3 | |||
| 94.3 ) | 25 ) | 6 | 11 | 10.8 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 19 | 0 | 0 | 3 | |||
| 169.6 | 48 | 7 | 19 | 11.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 4 | 9 | 0 | 0 | 0 | |||
| 175.8 | 56 | 1 | 22 | 10.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 6 | 3 | 0 | 0 | 0 | |||
| 134.9 | 44 | 2 | 15 | 7.5 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 3 | 10 | 1 | 0 | 0 | ||