月ごとの値
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つくば（館野）（茨城県) 1998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 | ||||||||||||||||||||||||||||
| 171.6 | 56 | 6 | 20 | 8.7 ) | 30 | 16 | 08 | 3 | 3 | 1 | 0 | 0 | 0 | 16 | 09 | 17 | 13 | 10 | 4 | 0 | 0 | 0 | 5.2 | 8 | 11 | 3 | 2 | 0 | |
| 159.3 | 53 | 4 | 18 | 10.8 | 2 | 2 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 15 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 5.8 | 6 | 11 | 1 | 1 | 0 | |
| 206.5 | 56 | 4 | 23 | 14.9 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 8 | 12 | 2 | 0 | 0 | ||
| 88.7 | 23 | 12 | 10 | 12.3 | 0 | 0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 1 | 24 | 1 | 0 | 0 | ||
| 136.1 | 31 | 4 | 8 | 16.2 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 2 | 23 | 0 | 0 | 0 | |||
| 74.8 | 17 | 12 | 5 | 12.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 24 | 0 | 0 | 0 | |||
| 102.1 | 23 | 6 | 9 | 14.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 26 | 0 | 0 | 1 | |||
| 83.5 | 20 | 6 | 5 | 12.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 26 | 0 | 0 | 5 | |||
| 92.7 | 25 | 8 | 8 | 11.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 1 | 21 | 0 | 0 | 0 | |||
| 120.6 | 35 | 9 | 14 | 9.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 4 | 18 | 0 | 0 | 0 | |||
| 162.0 | 53 | 2 | 20 | 9.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 8 | 13 | 0 | 0 | 0 | |||
| 170.6 | 57 | 5 | 20 | 7.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.6 | 12 | 9 | 0 | 1 | 0 | |||