月ごとの値
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下関（山口県) 2009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 | ||||||||||||||||||||||||||||
| 68.1 ) | 22 ) | 7 | 8 ) | 5.5 ) | 8 | 8 | 24 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 24 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 8.2 | 1 | 18 | 11 | 0 | 0 | |
| 117.3 | 38 | 6 | 14 | 9.7 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 1 | 10 | 1 | 1 | 0 | ||
| 178.3 | 48 | 4 | 17 | 14.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 0 | 15 | 0 | 0 | 0 | |||
| 225.3 | 58 | 2 | 21 | 19.4 | 0 | 0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 8 | 10 | 0 | 0 | 2 | ||
| 216.7 | 50 | 3 | 20 | 20.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 2 | 11 | 0 | 0 | 0 | |||
| 177.9 | 41 | 8 | 16 | 17.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 2 | 16 | 0 | 0 | 1 | |||
| 84.4 | 19 | 5 | 6 | 13.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 23 | 0 | 0 | 6 | |||
| 195.2 | 47 | 0 | 18 | 18.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 2 | 12 | 0 | 0 | 2 | |||
| 198.5 | 53 | 4 | 18 | 16.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 8 | 7 | 0 | 0 | 0 | |||
| 181.6 | 52 | 2 | 19 | 12.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 2 | 8 | 0 | 0 | 0 | |||
| 99.3 | 32 | 7 | 10 | 7.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 11 | 0 | 1 | 0 | |||
| 86.0 | 28 | 3 | 9 | 5.9 | 0 | 0 | 31* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 14 | 7 | 0 | 1 | ||