半旬ごとの値
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勝浦（千葉県) 1997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 | 36.0 | 73 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.0 | 3 | 1 | 0 | 0 | 1 | ||||
| 第2半旬 | 6～10 | 30.5 | 62 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.9 | 3 | 0 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 39.4 | 79 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.1 | 3 | 0 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 30.5 | 61 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 1 | 0 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 33.3 | 66 | 0 | 4 | 0 | 0 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 1 | 0 | 2 | 0 | 0 | |||
| 第6半旬 | 26～31 | 49.0 | 79 | 0 | 6 | -- | -- | 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 | 30.2 | 58 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 1 | 1 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 33.0 | 62 | 0 | 4 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.2 | 0 | 0 | 0 | 0 | 1 | |||
| 第3半旬 | 11～15 | 29.0 | 54 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 1 | 1 | 0 | 0 | 1 | ||||
| 第4半旬 | 16～20 | 23.0 | 42 | 0 | 2 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 1 | 2 | 1 | 0 | 0 | |||
| 第5半旬 | 21～25 | 43.7 | 78 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 2 | 0 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～28 | 13.0 | 38 | 0 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 16.0 | 28 | 1 | 1 | -- | -- | 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 | 26.5 | 46 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 1 | 1 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 15.9 | 27 | 2 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 3 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 18.7 | 31 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 4 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 27.0 | 44 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 35.5 | 48 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 1 | 2 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 13.5 | 21 | 2 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.4 | 0 | 4 | 0 | 1 | 0 | ||||
| 第2半旬 | 6～10 | 31.7 | 50 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 3 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 45.8 | 71 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.9 | 2 | 1 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 33.2 | 51 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 0 | 1 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 37.1 | 56 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 1 | 1 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～30 | 40.4 | 60 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 1 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 18.7 | 28 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 20.7 | 30 | 0 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 1 | 1 | 0 | 1 | 0 | ||||
| 第3半旬 | 11～15 | 24.9 | 36 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1 | 4 | 0 | 1 | 0 | ||||
| 第4半旬 | 16～20 | 15.5 | 22 | 0 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 0 | 5 | 0 | 2 | 0 | ||||
| 第5半旬 | 21～25 | 26.2 | 37 | 0 | 3 | -- | -- | 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 | 49.7 | 58 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.3 | 1 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 33.6 | 47 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 28.9 | 40 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 3 | 0 | 0 | 1 | ||||
| 第3半旬 | 11～15 | 25.2 | 35 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 2 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 3.4 | 5 | 3 | 0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 4 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 22.9 | 32 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 3 | 0 | 1 | 0 | ||||
| 第6半旬 | 26～30 | 43.0 | 59 | 1 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 0 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 39.4 | 55 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 29.6 | 41 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 2 | 0 | 4 | 0 | ||||
| 第3半旬 | 11～15 | 9.3 | 13 | 2 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 3 | 0 | 2 | 0 | ||||
| 第4半旬 | 16～20 | 41.3 | 58 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 1 | 2 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 44.8 | 64 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 1 | 1 | 0 | 1 | 0 | ||||
| 第6半旬 | 26～31 | 18.1 | 22 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 4 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 38.8 | 56 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 1 | 2 | 0 | 1 | 1 | ||||
| 第2半旬 | 6～10 | 22.6 | 33 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 2 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 22.1 | 33 | 0 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 2 | 0 | 2 | 0 | ||||
| 第4半旬 | 16～20 | 45.6 | 68 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 2 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 38.6 | 58 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 0 | 1 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 53.0 | 68 | 0 | 6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 1 | 0 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 37.7 | 59 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 1 | 2 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 31.3 | 49 | 0 | 3 | -- | -- | 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 | 17.8 | 29 | 1 | 1 | -- | -- | 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 | 15.7 | 26 | 1 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 4 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 19.1 | 32 | 1 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 3 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～30 | 27.2 | 46 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 2 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 31.6 | 54 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 0 | 1 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 34.5 | 60 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 1 | 0 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 48.3 | 85 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 1 | 0 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 32.3 | 58 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 2 | 1 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 38.0 | 69 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.0 | 1 | 0 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 34.8 | 53 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 0 | 1 | 0 | 0 | 0 | ||||
| 第1半旬 | 1～ 5 | 36.0 | 68 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 1 | 1 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 42.4 | 81 | 0 | 5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.1 | 3 | 0 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 15.0 | 29 | 3 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 1 | 3 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 20.5 | 40 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.0 | 2 | 1 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 15.7 | 31 | 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 | 26～30 | 14.5 | 29 | 1 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 3 | 0 | 0 | 1 | ||||
| 第1半旬 | 1～ 5 | 24.6 | 50 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.7 | 2 | 1 | 0 | 0 | 0 | ||||
| 第2半旬 | 6～10 | 18.3 | 37 | 0 | 2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 3 | 0 | 0 | 0 | ||||
| 第3半旬 | 11～15 | 28.3 | 58 | 0 | 4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 1 | 1 | 0 | 0 | 0 | ||||
| 第4半旬 | 16～20 | 23.1 | 47 | 0 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 1 | 1 | 0 | 0 | 0 | ||||
| 第5半旬 | 21～25 | 12.4 | 25 | 2 | 1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 1 | 2 | 0 | 0 | 0 | ||||
| 第6半旬 | 26～31 | 20.4 | 35 | 2 | 3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 0 | 3 | 0 | 0 | 0 | ||||