半旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
仙台（宮城県) 1998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 | 13.6 | 29 | 0 | 1 | 6.2 | 5 | 4 | 03 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 03 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 7.0 | 0 | 1 | 4 | 0 | 0 | |
| 第2半旬 | 6～10 | 17.6 | 37 | 0 | 2 | 7.1 | 20 | 11 | 09 | 2 | 2 | 1 | 0 | 0 | 0 | 12 | 09 | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 7.0 | 0 | 1 | 5 | 0 | 0 | |
| 第3半旬 | 11～15 | 17.1 | 35 | 2 | 3 | 6.2 | 26 | 24 | 15 | 1 | 1 | 1 | 1 | 0 | 0 | 24 | 15 | 5 | 5 | 3 | 1 | 1 | 0 | 0 | 7.0 | 0 | 2 | 4 | 0 | 0 | |
| 第4半旬 | 16～20 | 14.9 | 30 | 1 | 2 | 6.4 | 9 | 7 | 16 | 1 | 1 | 0 | 0 | 0 | 0 | 27 | 16 | 5 | 5 | 5 | 3 | 2 | 0 | 0 | 8.1 | 0 | 3 | 4 | 0 | 0 | |
| 第5半旬 | 21～25 | 20.2 | 41 | 0 | 2 | 8.5 | 5 | 2 | 24* | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 22 | 5 | 5 | 5 | 1 | 0 | 0 | 0 | 8.1 | 0 | 3 | 5 | 0 | 0 | |
| 第6半旬 | 26～31 | 35.6 | 59 | 0 | 5 | 9.9 | 2 | 1 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 26 | 6 | 6 | 4 | 0 | 0 | 0 | 0 | 4.7 | 0 | 0 | 6 | 0 | 0 | |
| 第1半旬 | 1～ 5 | 32.0 | 62 | 0 | 4 | 11.8 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 01 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.6 | 0 | 0 | 4 | 0 | 0 | |
| 第2半旬 | 6～10 | 10.4 | 20 | 1 | 1 | 6.5 | 9 | 8 | 08 | 1 | 1 | 0 | 0 | 0 | 0 | 7 | 08 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 6.9 | 0 | 2 | 5 | 0 | 0 | |
| 第3半旬 | 11～15 | 26.6 | 50 | 0 | 2 | 10.3 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 0 | 1 | 1 | 0 | 0 | |
| 第4半旬 | 16～20 | 31.1 | 57 | 1 | 4 | 12.5 | 0 | 0 | 18* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 1 | 1 | 2 | 1 | 0 | |
| 第5半旬 | 21～25 | 18.7 | 34 | 1 | 1 | 8.9 | 1 | 1 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 22* | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 2 | 3 | 0 | 0 | |
| 第6半旬 | 26～28 | 9.0 | 27 | 1 | 1 | 8.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 29.5 | 52 | 0 | 3 | 12.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 0 | 1 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 43.0 | 74 | 0 | 5 | 17.7 | 3 | 3 | 07 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 07 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 4.1 | 0 | 0 | 2 | 0 | 0 | |
| 第3半旬 | 11～15 | 21.6 | 37 | 1 | 2 | 11.1 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 0 | 1 | 1 | 0 | 0 | ||
| 第4半旬 | 16～20 | 24.4 | 41 | 0 | 3 | 13.5 | 0 | 0 | 18* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 1 | 2 | 0 | 0 | |
| 第5半旬 | 21～25 | 26.9 | 44 | 0 | 2 | 15.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 0 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 38.6 | 52 | 1 | 5 | 15.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 0 | 1 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 30.2 | 48 | 1 | 2 | 16.3 | 17 | 17 | 02 | 1 | 1 | 1 | 0 | 0 | 0 | 17 | 02 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 6.0 | 1 | 1 | 2 | 0 | 0 | |
| 第2半旬 | 6～10 | 19.2 | 30 | 2 | 2 | 12.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 26.7 | 41 | 2 | 2 | 14.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 1 | 3 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 25.6 | 39 | 1 | 3 | 14.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 2 | 0 | 2 | 0 | |||
| 第5半旬 | 21～25 | 21.1 | 31 | 2 | 3 | 14.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 4 | 0 | 2 | 0 | |||
| 第6半旬 | 26～30 | 19.4 | 29 | 2 | 1 | 12.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 4 | 0 | 1 | 0 | |||
| 第1半旬 | 1～ 5 | 31.2 | 45 | 1 | 3 | 17.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 2 | 0 | 1 | 0 | |||
| 第2半旬 | 6～10 | 43.5 | 62 | 1 | 4 | 21.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 30.2 | 43 | 1 | 3 | 17.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 3 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 36.1 | 51 | 0 | 3 | 18.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 1 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 35.1 | 49 | 0 | 3 | 18.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 2 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 44.1 | 51 | 1 | 4 | 21.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 3 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 19.4 | 27 | 1 | 1 | 13.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 4 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 2.5 | 3 | 3 | 0 | 9.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 1.7 | 2 | 3 | 0 | 8.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 21.2 | 29 | 1 | 2 | 16.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 2 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 6.8 | 9 | 3 | 1 | 11.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.7 | 0 | 5 | 0 | 0 | 0 | |||
| 第6半旬 | 26～30 | 15.7 | 21 | 2 | 1 | 13.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 4 | 0 | 2 | 0 | |||
| 第1半旬 | 1～ 5 | 27.6 | 38 | 0 | 2 | 17.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 1 | 0 | |||
| 第2半旬 | 6～10 | 17.5 | 24 | 1 | 2 | 14.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 3 | 0 | 1 | 0 | |||
| 第3半旬 | 11～15 | 18.2 | 25 | 1 | 1 | 14.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 4 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 10.2 | 14 | 3 | 1 | 11.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 0 | 4 | 0 | 2 | 0 | |||
| 第5半旬 | 21～25 | 14.1 | 20 | 1 | 1 | 13.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 0 | 5 | 0 | 2 | 0 | |||
| 第6半旬 | 26～31 | 4.3 | 5 | 5 | 0 | 7.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 0 | 6 | 0 | 3 | 1 | |||
| 第1半旬 | 1～ 5 | 11.1 | 16 | 2 | 1 | 11.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.9 | 0 | 5 | 0 | 2 | 0 | |||
| 第2半旬 | 6～10 | 11.4 | 16 | 2 | 1 | 10.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 3 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 19.5 | 28 | 1 | 2 | 14.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.6 | 0 | 4 | 0 | 0 | 1 | |||
| 第4半旬 | 16～20 | 6.6 | 10 | 1 | 0 | 9.4 | -- | -- | 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 | 21.3 | 32 | 0 | 1 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 0 | 3 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 1.1 | 1 | 4 | 0 | 4.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 6 | 0 | 1 | 1 | |||
| 第1半旬 | 1～ 5 | 13.5 | 21 | 0 | 1 | 11.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.3 | 0 | 4 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 19.5 | 31 | 2 | 3 | 12.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 1 | 0 | |||
| 第3半旬 | 11～15 | 29.7 | 47 | 1 | 4 | 14.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 1 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 24.1 | 39 | 0 | 3 | 12.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 1 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 6.3 | 10 | 1 | 0 | 7.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.7 | 0 | 5 | 0 | 2 | 1 | |||
| 第6半旬 | 26～30 | 7.5 | 13 | 3 | 0 | 7.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.7 | 0 | 5 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 29.0 | 49 | 1 | 3 | 12.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 0 | 1 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 24.1 | 42 | 1 | 2 | 11.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 1 | 1 | 0 | 1 | 0 | |||
| 第3半旬 | 11～15 | 23.8 | 42 | 0 | 2 | 12.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 1 | 3 | 0 | 1 | 0 | |||
| 第4半旬 | 16～20 | 2.4 | 4 | 2 | 0 | 4.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 3 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 12.3 | 23 | 2 | 1 | 7.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 4 | 0 | 0 | 0 | |||
| 第6半旬 | 26～31 | 37.5 | 58 | 0 | 4 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 0 | 0 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 20.3 | 39 | 0 | 3 | 8.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 1 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 20.6 | 40 | 0 | 2 | 9.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 0 | 2 | 0 | 0 | 0 | |||
| 第3半旬 | 11～15 | 32.4 | 64 | 0 | 5 | 10.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 0 | 0 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 11.9 | 24 | 0 | 1 | 6.3 | 0 | 0 | 20* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 1 | 2 | 0 | 0 | ||
| 第5半旬 | 21～25 | 12.8 | 26 | 0 | 1 | 5.9 | 0 | 0 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 2 | 3 | 0 | 0 | |
| 第6半旬 | 26～30 | 18.2 | 37 | 0 | 1 | 6.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 1 | 2 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 16.2 | 34 | 1 | 2 | 5.9 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 2 | 1 | 1 | 0 | ||
| 第2半旬 | 6～10 | 9.1 | 19 | 2 | 1 | 4.6 | 0 | 0 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 2 | 2 | 0 | 0 | ||
| 第3半旬 | 11～15 | 23.7 | 50 | 0 | 3 | 7.6 | 0 | 0 | 12* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 0 | 1 | 2 | 0 | 0 | ||
| 第4半旬 | 16～20 | 34.3 | 73 | 0 | 4 | 8.9 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.3 | 0 | 0 | 1 | 0 | 0 | ||
| 第5半旬 | 21～25 | 22.2 | 47 | 0 | 3 | 7.2 | 0 | 0 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 0 | 0 | 2 | 0 | 0 | ||
| 第6半旬 | 26～31 | 33.9 | 60 | 0 | 6 | 8.2 | 0 | 0 | 31* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 0 | 0 | 3 | 0 | 0 | ||