半旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
酒田（山形県) 1974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 | 3.0 | 6 | 2 | 0 | 3.2 | 5 | 5 | 05 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 05 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 8.8 | 0 | 4 | 3 | 0 | 0 | |
| 第2半旬 | 6～10 | 10.4 | 22 | 0 | 1 | 5.4 | 15 | 11 | 09 | 2 | 1 | 1 | 0 | 0 | 0 | 11 | 10* | 5 | 5 | 4 | 2 | 0 | 0 | 0 | 8.7 | 0 | 4 | 5 | 0 | 0 | |
| 第3半旬 | 11～15 | 14.6 | 30 | 0 | 2 | 5.9 | 11 | 5 | 14 | 2 | 1 | 0 | 0 | 0 | 0 | 11 | 11 | 5 | 5 | 5 | 2 | 0 | 0 | 0 | 8.6 | 0 | 3 | 5 | 0 | 0 | |
| 第4半旬 | 16～20 | 8.3 | 17 | 0 | 0 | 5.2 | 9 | 4 | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 15 | 20 | 5 | 5 | 5 | 2 | 0 | 0 | 0 | 9.7 | 0 | 5 | 5 | 0 | 0 | |
| 第5半旬 | 21～25 | 5.0 | 10 | 2 | 0 | 4.1 | 16 | 8 | 23 | 2 | 1 | 0 | 0 | 0 | 0 | 18 | 25 | 5 | 5 | 5 | 4 | 0 | 0 | 0 | 9.5 | 0 | 4 | 5 | 0 | 0 | |
| 第6半旬 | 26～31 | 7.3 | 12 | 1 | 0 | 5.7 | 43 | 22 | 28 | 3 | 2 | 2 | 1 | 0 | 0 | 42 | 29 | 6 | 6 | 6 | 6 | 4 | 0 | 0 | 9.4 | 0 | 6 | 6 | 0 | 0 | |
| 第1半旬 | 1～ 5 | 4.6 | 9 | 2 | 0 | 5.6 | 23 | 17 | 02 | 3 | 1 | 1 | 0 | 0 | 0 | 48 | 02 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 9.8 | 0 | 5 | 5 | 1 | 0 | |
| 第2半旬 | 6～10 | 11.9 | 23 | 1 | 1 | 7.1 | 9 | 7 | 08 | 1 | 1 | 0 | 0 | 0 | 0 | 37 | 09 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 8.9 | 0 | 3 | 4 | 1 | 0 | |
| 第3半旬 | 11～15 | 11.6 | 22 | 0 | 0 | 7.5 | 29 | 21 | 13 | 2 | 1 | 1 | 1 | 0 | 0 | 51 | 14* | 5 | 5 | 5 | 5 | 5 | 2 | 0 | 9.9 | 0 | 5 | 5 | 0 | 1 | |
| 第4半旬 | 16～20 | 16.5 | 31 | 0 | 2 | 7.2 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 39 | 16 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 9.4 | 0 | 4 | 2 | 1 | 0 | |
| 第5半旬 | 21～25 | 3.8 | 7 | 2 | 0 | 5.3 | 17 | 14 | 25 | 2 | 1 | 1 | 0 | 0 | 0 | 22 | 25* | 5 | 5 | 5 | 5 | 3 | 0 | 0 | 9.4 | 0 | 4 | 5 | 0 | 0 | |
| 第6半旬 | 26～28 | 10.6 | 32 | 0 | 1 | 9.9 | 15 | 8 | 26 | 2 | 2 | 0 | 0 | 0 | 0 | 26 | 28* | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 9.6 | 0 | 3 | 3 | 0 | 1 | |
| 第1半旬 | 1～ 5 | 23.3 | 41 | 1 | 3 | 10.0 | 2 | 2 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 01 | 5 | 5 | 5 | 4 | 1 | 0 | 0 | 8.0 | 0 | 2 | 2 | 2 | 0 | |
| 第2半旬 | 6～10 | 7.3 | 13 | 2 | 0 | 6.2 | 0 | 0 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.9 | 0 | 5 | 1 | 0 | 0 | ||
| 第3半旬 | 11～15 | 16.7 | 28 | 0 | 1 | 10.5 | 7 | 3 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 14* | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 3 | 5 | 0 | 0 | |
| 第4半旬 | 16～20 | 34.8 | 58 | 0 | 3 | 13.1 | 2 | 1 | 20* | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 20 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 2 | 3 | 0 | 0 | |
| 第5半旬 | 21～25 | 12.1 | 20 | 0 | 0 | 8.7 | 1 | 1 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 24* | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 5 | 5 | 0 | 1 | |
| 第6半旬 | 26～31 | 18.6 | 25 | 2 | 1 | 9.7 | 0 | 0 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 3 | 3 | 0 | 0 | ||
| 第1半旬 | 1～ 5 | 25.5 | 40 | 2 | 2 | 11.5 | 0 | 0 | 03* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 2 | 1 | 0 | 0 | ||
| 第2半旬 | 6～10 | 19.2 | 30 | 1 | 2 | 10.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 3 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 34.6 | 53 | 1 | 3 | 15.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 32.8 | 49 | 0 | 3 | 16.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 37.1 | 55 | 1 | 4 | 17.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 1 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 27.1 | 40 | 1 | 3 | 13.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 0 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 25.8 | 37 | 0 | 2 | 14.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 36.6 | 52 | 1 | 4 | 19.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 1 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 40.8 | 58 | 1 | 4 | 19.2 | -- | -- | 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 | 50.1 | 70 | 1 | 4 | 21.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 2 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 36.4 | 50 | 0 | 4 | 20.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 0 | 1 | 0 | 0 | 1 | |||
| 第6半旬 | 26～31 | 36.6 | 42 | 1 | 3 | 15.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 0 | 1 | |||
| 第1半旬 | 1～ 5 | 47.8 | 65 | 0 | 4 | 21.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 0 | 1 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 26.3 | 36 | 2 | 2 | 13.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 2 | 0 | 1 | 1 | |||
| 第3半旬 | 11～15 | 40.1 | 54 | 1 | 3 | 18.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 2 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 37.6 | 51 | 0 | 3 | 18.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 16.6 | 22 | 3 | 2 | 10.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 4 | 0 | 0 | 1 | |||
| 第6半旬 | 26～30 | 31.3 | 42 | 0 | 3 | 16.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 2 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 19.8 | 27 | 2 | 2 | 13.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 4 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 5.3 | 7 | 4 | 0 | 8.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.9 | 0 | 5 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 15.0 | 20 | 1 | 0 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 0 | 5 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 41.6 | 57 | 0 | 4 | 20.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 31.1 | 43 | 1 | 2 | 17.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 1 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 33.3 | 39 | 0 | 2 | 15.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 4 | 0 | 0 | 2 | |||
| 第1半旬 | 1～ 5 | 36.3 | 51 | 1 | 3 | 18.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 2 | |||
| 第2半旬 | 6～10 | 38.8 | 56 | 1 | 4 | 18.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 1 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 37.4 | 54 | 0 | 3 | 17.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 1 | 2 | 0 | 1 | 0 | |||
| 第4半旬 | 16～20 | 46.6 | 69 | 0 | 4 | 20.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.8 | 2 | 0 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 38.9 | 58 | 0 | 4 | 18.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 0 | 1 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 47.8 | 61 | 1 | 4 | 17.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 2 | 2 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 45.5 | 70 | 0 | 5 | 18.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 2 | 0 | 0 | 1 | |||
| 第2半旬 | 6～10 | 16.9 | 27 | 1 | 2 | 10.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 0 | 3 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 34.4 | 55 | 1 | 4 | 14.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 1 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 26.0 | 42 | 0 | 3 | 12.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 0 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 34.0 | 56 | 1 | 4 | 12.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 31.9 | 54 | 0 | 4 | 12.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 0 | 0 | 0 | 0 | 1 | |||
| 第1半旬 | 1～ 5 | 21.1 | 36 | 0 | 3 | 10.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 0 | 1 | |||
| 第2半旬 | 6～10 | 19.0 | 33 | 0 | 2 | 9.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 20.3 | 36 | 1 | 2 | 9.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 23.4 | 42 | 1 | 2 | 10.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 24.7 | 45 | 1 | 3 | 9.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 3 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 19.9 | 31 | 1 | 2 | 7.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 11.6 | 22 | 0 | 1 | 6.4 | 0 | 0 | 02* | 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 | 27.1 | 53 | 1 | 3 | 8.1 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 2 | 2 | 1 | 0 | 0 | ||
| 第3半旬 | 11～15 | 2.8 | 6 | 2 | 0 | 3.1 | 0 | 0 | 15* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 9.9 | 0 | 5 | 5 | 0 | 0 | |
| 第4半旬 | 16～20 | 8.0 | 16 | 1 | 0 | 4.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 0 | 4 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 9.2 | 19 | 2 | 1 | 4.2 | 0 | 0 | 24* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 2 | 0 | 0 | 2 | ||
| 第6半旬 | 26～30 | 21.7 | 45 | 0 | 2 | 6.2 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 2 | 1 | 1 | 0 | ||
| 第1半旬 | 1～ 5 | 4.4 | 9 | 3 | 0 | 3.4 | 17 | 9 | 04 | 2 | 2 | 0 | 0 | 0 | 0 | 10 | 05 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 9.0 | 0 | 3 | 3 | 0 | 0 | |
| 第2半旬 | 6～10 | 5.9 | 12 | 1 | 0 | 4.8 | 4 | 4 | 06 | 1 | 0 | 0 | 0 | 0 | 0 | 11 | 06 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | 9.1 | 0 | 3 | 4 | 0 | 0 | |
| 第3半旬 | 11～15 | 5.4 | 11 | 2 | 1 | 3.6 | 2 | 2 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 15 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 5 | 0 | 0 | |
| 第4半旬 | 16～20 | 5.9 | 13 | 1 | 0 | 3.9 | 16 | 10 | 20 | 2 | 2 | 1 | 0 | 0 | 0 | 12 | 20 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | 9.7 | 0 | 5 | 5 | 0 | 0 | |
| 第5半旬 | 21～25 | 12.8 | 27 | 2 | 2 | 4.8 | 8 | 8 | 21 | 1 | 1 | 0 | 0 | 0 | 0 | 15 | 21 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | 7.1 | 0 | 2 | 3 | 0 | 1 | |
| 第6半旬 | 26～31 | 17.6 | 31 | 1 | 2 | 5.3 | 7 | 6 | 28 | 1 | 1 | 0 | 0 | 0 | 0 | 6 | 28 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | 8.0 | 0 | 3 | 5 | 0 | 0 | |