半旬ごとの値
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東京（東京都) 1999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 | 44.5 | 91 | 0 | 5 | 11.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.4 | 2 | 0 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 34.3 | 70 | 0 | 5 | 8.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.3 | 2 | 0 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 36.2 | 73 | 1 | 4 | 9.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.3 | 3 | 0 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 34.4 | 69 | 0 | 4 | 9.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 2 | 0 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 27.2 | 54 | 2 | 3 | 7.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 0 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 40.4 | 66 | 0 | 5 | 10.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.2 | 2 | 0 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 29.8 | 57 | 0 | 4 | 10.1 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 1 | 0 | 2 | 0 | 0 | ||
| 第2半旬 | 6～10 | 46.7 | 88 | 0 | 5 | 13.9 | -- | -- | 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 | 38.2 | 71 | 0 | 4 | 12.8 | 1 | 1 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.2 | 1 | 0 | 1 | 0 | 0 | |
| 第4半旬 | 16～20 | 33.8 | 62 | 0 | 4 | 11.5 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 1 | 2 | 1 | 0 | 0 | ||
| 第5半旬 | 21～25 | 37.6 | 68 | 1 | 4 | 13.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.6 | 2 | 0 | 0 | 0 | 0 | |||
| 第6半旬 | 26～28 | 14.8 | 44 | 0 | 1 | 12.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 37.5 | 66 | 0 | 5 | 13.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.6 | 0 | 0 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 14.0 | 24 | 3 | 1 | 6.9 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 3 | 0 | 0 | 0 | ||
| 第3半旬 | 11～15 | 15.1 | 26 | 2 | 2 | 9.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 4 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 13.6 | 23 | 2 | 2 | 8.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 26.0 | 43 | 2 | 3 | 13.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 0 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 12.8 | 17 | 1 | 1 | 8.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 4 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 24.9 | 40 | 0 | 3 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 28.3 | 44 | 1 | 3 | 14.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 1 | 2 | 0 | 1 | 0 | |||
| 第3半旬 | 11～15 | 26.3 | 41 | 1 | 3 | 14.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 2 | 0 | 1 | 0 | |||
| 第4半旬 | 16～20 | 18.7 | 29 | 2 | 2 | 11.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 2 | 0 | 1 | 0 | |||
| 第5半旬 | 21～25 | 19.4 | 29 | 2 | 2 | 12.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 3 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 28.7 | 43 | 0 | 2 | 17.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 1 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 35.0 | 51 | 1 | 3 | 18.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 1 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 36.5 | 53 | 0 | 3 | 20.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 1 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 32.4 | 47 | 0 | 3 | 17.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 0 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 17.8 | 25 | 2 | 1 | 12.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 4 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 40.1 | 57 | 0 | 4 | 19.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 22.2 | 26 | 1 | 2 | 14.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 5 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 30.6 | 43 | 0 | 3 | 18.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 1 | 2 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 34.2 | 47 | 1 | 4 | 19.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 45.8 | 63 | 0 | 4 | 21.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 0 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 9.2 | 13 | 3 | 1 | 8.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 0 | 5 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 13.9 | 19 | 1 | 1 | 11.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 4 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 2.1 | 3 | 3 | 0 | 6.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 5 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 19.2 | 27 | 2 | 2 | 12.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.4 | 0 | 4 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 28.1 | 39 | 0 | 2 | 18.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 0 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 4.0 ] | 6 ] | 3 | 0 ] | 4.7 ] | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 | 0 | 4 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 15.8 | 22 | 0 | 1 | 13.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 4 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 39.6 | 56 | 0 | 3 | 19.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 2 | |||
| 第6半旬 | 26～31 | 62.3 | 74 | 0 | 5 | 22.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 1 | 3 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 44.0 | 63 | 0 | 5 | 21.9 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 0 | 1 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 28.3 ] | 41 ] | 0 | 2 ] | 17.9 ] | -- | -- | 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 | 27.8 | 41 | 1 | 3 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 0 | 2 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 42.6 | 64 | 0 | 5 | 19.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 0 | 0 | 0 | 0 | 1 | |||
| 第5半旬 | 21～25 | 32.2 | 49 | 0 | 3 | 16.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 2 | 0 | 0 | 2 | |||
| 第6半旬 | 26～31 | 29.1 | 37 | 0 | 3 | 14.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 5 | 0 | 0 | 1 | |||
| 第1半旬 | 1～ 5 | 22.4 | 35 | 1 | 2 | 13.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 19.8 | 31 | 0 | 2 | 12.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 3 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 30.5 | 49 | 0 | 2 | 14.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 8.2 | 13 | 1 | 0 | 7.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 4 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 22.5 | 37 | 1 | 2 | 9.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 1 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 26.9 | 45 | 1 | 3 | 11.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 0 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 15.8 | 27 | 1 | 1 | 10.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 2 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 24.4 | 42 | 1 | 3 | 11.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 0 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 32.0 | 56 | 1 | 4 | 11.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 1 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 9.6 | 17 | 0 | 1 | 7.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 3 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 39.3 | 71 | 1 | 4 | 13.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.4 | 2 | 1 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 37.3 | 57 | 1 | 4 | 10.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 2 | 0 | 0 | 1 | |||
| 第1半旬 | 1～ 5 | 14.4 | 27 | 1 | 1 | 6.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 26.7 | 51 | 0 | 3 | 9.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 26.3 | 51 | 1 | 3 | 8.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 2 | 2 | 0 | 1 | 0 | |||
| 第4半旬 | 16～20 | 31.9 | 63 | 0 | 4 | 9.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 0 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 23.5 | 47 | 2 | 3 | 6.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.6 | 1 | 1 | 0 | 1 | 0 | |||
| 第6半旬 | 26～30 | 34.3 | 69 | 0 | 4 | 8.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 2 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 16.9 | 34 | 1 | 2 | 6.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 2 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 31.6 | 65 | 0 | 4 | 8.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.5 | 3 | 1 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 28.2 | 58 | 0 | 3 | 8.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.8 | 2 | 0 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 29.0 | 60 | 0 | 4 | 7.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 1 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 42.1 | 87 | 0 | 5 | 9.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.9 | 4 | 0 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 38.5 | 66 | 0 | 5 | 8.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.7 | 1 | 0 | 0 | 0 | 0 | |||