旬ごとの値
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前橋（群馬県) 1987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 | 62.4 | 64 | 0 | 8 | 8.7 | 5 | 5 | 06 | 1 | 1 | 0 | 0 | 0 | 0 | 6 | 06 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 3.7 | 3 | 0 | 5 | 0 | 0 | |
| 中旬 | 75.7 | 77 | 0 | 9 | 10.2 | 4 | 3 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 13 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 2.9 | 3 | 0 | 2 | 0 | 0 | |
| 下旬 | 83.4 | 75 | 0 | 9 | 10.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.6 | 7 | 1 | 0 | 0 | 0 | |||
| 上旬 | 70.1 | 67 | 1 | 7 | 10.9 | 16 | 12 | 03 | 2 | 1 | 1 | 0 | 0 | 0 | 16 | 03 | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 3.3 | 5 | 2 | 3 | 0 | 0 | |
| 中旬 | 59.2 | 55 | 0 | 6 | 10.9 | 7 | 7 | 18 | 1 | 1 | 0 | 0 | 0 | 0 | 7 | 18 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 5.6 | 2 | 2 | 2 | 0 | 0 | |
| 下旬 | 54.7 | 61 | 1 | 7 | 12.7 | 0 | 0 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 0 | 0 | 2 | 0 | 0 | |
| 上旬 | 75.4 | 66 | 0 | 9 | 14.4 | 13 | 8 | 07 | 2 | 2 | 0 | 0 | 0 | 0 | 13 | 08 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 4.4 | 2 | 0 | 4 | 0 | 0 | |
| 中旬 | 57.1 | 48 | 1 | 5 | 13.2 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 3 | 1 | 0 | 0 | |
| 下旬 | 72.6 | 54 | 1 | 7 | 14.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 1 | 3 | 0 | 0 | 0 | |||
| 上旬 | 65.6 | 52 | 1 | 6 | 15.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 4 | 0 | 0 | 0 | |||
| 中旬 | 97.4 | 75 | 0 | 9 | 20.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.3 | 1 | 0 | 0 | 0 | 0 | |||
| 下旬 | 92.4 | 69 | 1 | 9 | 19.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 3 | 0 | 0 | 1 | |||
| 上旬 | 91.6 | 67 | 0 | 8 | 21.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 1 | 2 | 0 | 0 | 0 | |||
| 中旬 | 38.7 | 28 | 2 | 3 | 13.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 8 | 0 | 0 | 0 | |||
| 下旬 | 73.7 | 47 | 1 | 5 | 18.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 1 | 5 | 0 | 0 | 1 | |||
| 上旬 | 76.9 | 53 | 1 | 6 | 17.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 4 | 0 | 0 | 0 | |||
| 中旬 | 67.6 | 46 | 2 | 6 | 16.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 4 | 0 | 0 | 0 | |||
| 下旬 | 45.9 | 31 | 5 | 3 | 14.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1 | 6 | 0 | 0 | 0 | |||
| 上旬 | 58.0 | 40 | 2 | 6 | 16.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 6 | 0 | 1 | 1 | |||
| 中旬 | 30.3 | 21 | 2 | 2 | 12.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 8 | 0 | 0 | 2 | |||
| 下旬 | 77.7 | 50 | 1 | 7 | 18.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 1 | 4 | 0 | 1 | 2 | |||
| 上旬 | 26.5 | 19 | 3 | 2 | 11.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 6 | 0 | 0 | 1 | |||
| 中旬 | 69.8 | 52 | 0 | 8 | 17.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 4 | 0 | 0 | 5 | |||
| 下旬 | 62.3 | 43 | 1 | 6 | 13.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 1 | 6 | 0 | 0 | 1 | |||
| 上旬 | 37.1 | 29 | 2 | 4 | 11.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 8 | 0 | 0 | 3 | |||
| 中旬 | 34.0 | 27 | 1 | 3 | 10.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 7 | 0 | 0 | 0 | |||
| 下旬 | 41.6 | 35 | 2 | 4 | 10.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 6 | 0 | 0 | 0 | |||
| 上旬 | 62.9 | 54 | 1 | 6 | 13.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 2 | 5 | 0 | 0 | 0 | |||
| 中旬 | 50.0 | 44 | 2 | 5 | 10.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 3 | 0 | 0 | 0 | |||
| 下旬 | 53.1 | 44 | 1 | 5 | 9.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 3 | 0 | 0 | 0 | |||
| 上旬 | 43.0 | 41 | 2 | 4 | 7.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 4 | 0 | 1 | 0 | |||
| 中旬 | 63.5 | 62 | 1 | 7 | 9.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.0 | 2 | 3 | 0 | 0 | 0 | |||
| 下旬 | 67.3 | 68 | 1 | 8 | 8.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.6 | 3 | 2 | 0 | 0 | 0 | |||
| 上旬 | 51.2 | 52 | 0 | 6 | 7.6 | 0 | 0 | 06* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 2 | 1 | 2 | 0 | 0 | |
| 中旬 | 56.1 | 58 | 3 | 7 | 7.1 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 2 | 3 | 1 | 0 | 0 | ||
| 下旬 | 92.7 | 87 | 0 | 11 | 8.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.7 | 9 | 0 | 0 | 0 | 0 | |||