旬ごとの値
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つくば（館野）（茨城県) 1980年（旬ごとの値） 詳細（日照・雪・その他）
| 月 | 旬 | 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 | |||||||||||||||||||||||||||||
| 上旬 | 47.5 | 49 | 1 | 7 | 7.7 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| 中旬 | 72.3 | 73 | 1 | 8 | 9.5 | 0 | 0 | 13* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||
| 下旬 | 71.8 | 64 | 2 | 8 | 9.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 76.6 | 73 | 0 | 9 | 12.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 78.3 | 72 | 0 | 9 | 13.4 | 3 | 2 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 19 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | |||||||
| 下旬 | 65.9 | 66 | 0 | 6 | 13.7 | 0 | 0 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| 上旬 | 40.6 | 35 | 5 | 4 | 9.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 76.2 | 64 | 2 | 8 | 15.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 56.0 | 41 | 2 | 7 | 14.2 ) | 1 | 1 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 23 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | |||||||
| 上旬 | 51.6 | 41 | 1 | 5 | 14.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 42.8 | 33 | 3 | 4 | 13.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 56.2 | 42 | 1 | 5 | 15.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 73.7 | 54 | 1 | 6 | 18.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 50.0 | 36 | 2 | 4 | 15.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 60.2 | 38 | 3 | 6 | 16.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 52.4 | 36 | 1 | 4 | 17.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 45.6 | 31 | 1 | 4 | 16.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 42.0 | 29 | 3 | 3 | 15.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 14.6 | 10 | 4 | 0 | 10.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 40.1 | 28 | 4 | 3 | 15.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 37.9 | 24 | 0 | 3 | 15.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 41.2 | 30 | 3 | 4 | 15.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 47.8 | 35 | 2 | 5 | 14.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 14.2 | 10 | 5 | 0 | 9.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 31.3 | 25 | 2 | 3 | 11.6 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 64.9 | 52 | 0 | 6 | 14.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 29.9 | 25 | 4 | 3 | 9.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 66.9 | 57 | 1 | 8 | 13.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 21.7 | 19 | 5 | 2 | 7.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 71.2 | 59 | 2 | 8 | 11.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 57.1 | 54 | 0 | 7 | 10.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 49.8 | 49 | 1 | 5 | 8.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 下旬 | 30.9 | 31 | 3 | 4 | 6.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 上旬 | 64.4 | 66 | 0 | 7 | 8.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 中旬 | 53.6 | 55 | 0 | 6 | 7.6 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| 下旬 | 69.5 | 65 | 1 | 9 | 8.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||