月ごとの値
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酒田（山形県) 1990年（月ごとの値） 詳細（日照・雪・その他）
| 月 | 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 | ||||||||||||||||||||||||||||
| 43.6 | 14 | 6 | 4 | 5.7 | 122 | 19 | 14 | 18 | 10 | 4 | 0 | 0 | 0 | 22 | 29* | 30 | 28 | 27 | 24 | 8 | 0 | 0 | 9.5 | 0 | 29 | 28 | 0 | 4 | |
| 54.2 | 18 | 7 | 2 | 7.6 | 1 | 1 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 01 | 12 | 10 | 8 | 5 | 1 | 0 | 0 | 9.0 | 0 | 21 | 10 | 1 | 0 | |
| 137.2 | 37 | 2 | 12 | 12.3 | 5 | 5 | 26 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 26 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 7.7 | 1 | 15 | 9 | 0 | 1 | |
| 184.4 | 47 | 4 | 18 | 16.6 | 0 | 0 | 24* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 1 | 10 | 2 | 1 | 1 | |
| 190.3 | 43 | 3 | 14 | 18.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 2 | 14 | 0 | 2 | 3 | |||
| 171.7 | 39 | 7 | 14 | 17.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 1 | 17 | 0 | 1 | 3 | |||
| 196.5 | 44 | 4 | 17 | 18.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 14 | 0 | 0 | 3 | |||
| 242.1 | 57 | 2 | 22 | 19.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 2 | 5 | 0 | 0 | 4 | |||
| 141.1 | 38 | 4 | 14 | 13.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 1 | 14 | 0 | 0 | 1 | |||
| 162.1 | 47 | 4 | 18 | 11.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 2 | 13 | 0 | 0 | 3 | |||
| 82.7 | 27 | 4 | 7 | 6.1 | 0 | 0 | 22* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 12 | 4 | 1 | 4 | ||
| 34.4 | 12 | 4 | 3 | 3.7 | 3 | 1 | 27* | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 17 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 23 | 16 | 0 | 11 | |