月ごとの値
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水戸（茨城県) 1966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 | ||||||||||||||||||||||||||||
| 199.6 | 65 | 2 | 25 | 15.1 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 14 | 1 | 1 | 0 | 1 | ||
| 138.7 | 46 | 4 | 17 | 15.5 | 3 | 2 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 23 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 5.4 | 5 | 7 | 3 | 3 | 0 | |
| 163.1 | 44 | 6 | 17 | 17.8 | 1 | 1 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 06 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 6.2 | 4 | 11 | 4 | 6 | 0 | |
| 132.3 | 34 | 7 | 12 | 19.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 2 | 14 | 0 | 0 | 2 | |||
| 212.0 | 49 | 6 | 19 | 27.4 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 4 | 10 | 0 | 3 | 2 | |||
| 95.5 | 22 | 11 | 9 | 21.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 1 | 17 | 0 | 3 | 1 | |||
| 115.9 | 26 | 6 | 11 | 20.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 19 | 0 | 11 | 2 | |||
| 171.2 | 41 | 6 | 18 | 22.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 2 | 14 | 0 | 13 | 1 | |||
| 124.2 | 33 | 8 | 12 | 17.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 1 | 18 | 0 | 4 | 1 | |||
| 165.7 | 48 | 6 | 20 | 16.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 6 | 6 | 0 | 4 | 2 | |||
| 146.0 | 48 | 3 | 19 | 13.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 2 | 4 | 0 | 2 | 0 | |||
| 145.0 | 48 | 5 | 19 | 12.6 | 2 | 2 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 27 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4.6 | 10 | 6 | 2 | 0 | 0 | |