半旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
横浜（神奈川県) 1987年（半旬ごとの値） 詳細（日照・雪・その他）
| 月 | 半旬 | 日～日 | 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 | ||||||||||||||||||||||||||||||
| 第1半旬 | 1～ 5 | 15.6 | 32 | 3 | 2 | 2 | 2 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 05 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 3 | 1 | 0 | 0 | ||
| 第2半旬 | 6～10 | 32.1 | 65 | 0 | 5 | 6 | 6 | 06 | 1 | 1 | 0 | 0 | 0 | 0 | 6 | 06 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 3.3 | 1 | 0 | 1 | 0 | 0 | ||
| 第3半旬 | 11～15 | 34.6 | 70 | 0 | 4 | 4 | 2 | 13* | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 13* | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 4.3 | 2 | 1 | 2 | 0 | 0 | ||
| 第4半旬 | 16～20 | 33.7 | 67 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.2 | 2 | 0 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 16.9 | 33 | 1 | 2 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 2 | 1 | 1 | 0 | |||
| 第6半旬 | 26～31 | 53.9 | 87 | 0 | 6 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.9 | 4 | 0 | 1 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 25.5 | 49 | 1 | 3 | 2 | 2 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 03 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 1 | 2 | 0 | 0 | ||
| 第2半旬 | 6～10 | 41.9 | 79 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.4 | 2 | 0 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 25.9 | 48 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 1 | 2 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 21.4 | 39 | 1 | 2 | 1 | 1 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 18 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 7.6 | 1 | 3 | 2 | 0 | 0 | ||
| 第5半旬 | 21～25 | 19.0 | 34 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～28 | 27.3 | 81 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 0 | 0 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 42.5 | 74 | 0 | 5 | 0 | 0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.3 | 2 | 0 | 1 | 0 | 0 | |||
| 第2半旬 | 6～10 | 34.2 | 59 | 0 | 3 | 8 | 7 | 07 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 08 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 6.0 | 1 | 1 | 2 | 0 | 0 | ||
| 第3半旬 | 11～15 | 14.8 | 25 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 3 | 0 | 2 | 0 | ||||
| 第4半旬 | 16～20 | 24.8 | 41 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 2 | 0 | 1 | 0 | ||||
| 第5半旬 | 21～25 | 12.3 | 20 | 3 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 2 | 0 | 2 | 0 | ||||
| 第6半旬 | 26～31 | 27.1 | 37 | 1 | 2 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 1 | 1 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 22.9 | 36 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 1 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 17.7 | 28 | 2 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 3 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 15.7 | 24 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 3 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 48.8 | 74 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.6 | 1 | 0 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 44.9 | 68 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 0 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～30 | 40.6 | 60 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 2 | 0 | 1 | 0 | ||||
| 第1半旬 | 1～ 5 | 16.3 | 24 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 1 | 0 | ||||
| 第2半旬 | 6～10 | 57.1 | 83 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.3 | 1 | 0 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 16.6 | 24 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 0 | 5 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 24.4 | 35 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 22.7 | 32 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 3 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 31.7 | 37 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 4 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 44.1 | 61 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 1 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 41.8 | 58 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.3 | 2 | 2 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 27.3 | 38 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 1 | 0 | ||||
| 第4半旬 | 16～20 | 42.8 | 59 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 2 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 36.9 | 51 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 1 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～30 | 11.2 | 15 | 1 | 0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.4 | 0 | 4 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 13.8 | 19 | 2 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 3 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 34.0 | 47 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 1 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 31.6 | 44 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 3 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 24.8 | 35 | 2 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 3 | 0 | 1 | 0 | ||||
| 第5半旬 | 21～25 | 47.4 | 67 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 2 | 1 | 0 | 0 | 1 | ||||
| 第6半旬 | 26～31 | 39.8 | 47 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 2 | 0 | 0 | 1 | ||||
| 第1半旬 | 1～ 5 | 15.4 | 22 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 4 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 31.7 | 46 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 3 | 0 | 0 | 1 | ||||
| 第3半旬 | 11～15 | 28.2 | 42 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 2 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 36.4 | 54 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 1 | ||||
| 第5半旬 | 21～25 | 19.1 | 29 | 2 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 47.5 | 61 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 1 | 0 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 14.8 | 23 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 1 | 1 | ||||
| 第2半旬 | 6～10 | 40.9 | 65 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 0 | 1 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 23.7 | 38 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 3 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 12.2 | 20 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 3 | 0 | 0 | 1 | ||||
| 第5半旬 | 21～25 | 22.3 | 37 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 3 | 0 | 0 | 1 | ||||
| 第6半旬 | 26～30 | 2.5 | 4 | 2 | 0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 | 0 | 5 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 30.7 | 52 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 0 | 0 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 11.3 | 20 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 4 | 0 | 1 | 0 | ||||
| 第3半旬 | 11～15 | 24.5 | 43 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 0 | 2 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 31.6 | 56 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 1 | 2 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 17.7 | 32 | 3 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 3 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 26.4 | 41 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 3 | 0 | 0 | 1 | ||||
| 第1半旬 | 1～ 5 | 8.3 | 16 | 3 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 4 | 0 | 1 | 0 | ||||
| 第2半旬 | 6～10 | 19.4 | 37 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 2 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 18.9 | 37 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 1 | 3 | 0 | 1 | 0 | ||||
| 第4半旬 | 16～20 | 34.1 | 67 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 0 | 0 | 0 | 1 | 0 | ||||
| 第5半旬 | 21～25 | 30.2 | 60 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 1 | 0 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～30 | 7.0 | 14 | 2 | 0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 | 0 | 4 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 23.1 | 47 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 2 | 1 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 9.1 | 19 | 1 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 2 | 1 | 0 | 0 | ||
| 第3半旬 | 11～15 | 14.7 | 30 | 3 | 2 | 1 | 1 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 4 | 1 | 0 | 0 | ||
| 第4半旬 | 16～20 | 36.4 | 75 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.0 | 2 | 0 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 36.0 | 74 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.5 | 3 | 0 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 49.0 | 84 | 0 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.1 | 5 | 0 | 0 | 0 | 0 | ||||
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。