月ごとの値
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勝浦（千葉県) 1977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 | ||||||||||||||||||||||||||||
| 172.6 | 56 | 3 | 22 | 5 | 5 | 23 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 23 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 5.4 | 5 | 8 | 4 | 0 | 0 | ||
| 188.5 | 62 | 2 | 21 | 0 | 0 | 22* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 6 | 5 | 4 | 0 | 0 | ||
| 150.5 | 41 | 6 | 16 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 3 | 14 | 2 | 0 | 0 | ||
| 199.1 | 51 | 2 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 4 | 11 | 0 | 2 | 1 | ||||
| 250.2 | 58 | 5 | 22 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 5 | 10 | 0 | 3 | 0 | ||||
| 126.7 | 29 | 7 | 11 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 21 | 0 | 0 | 1 | ||||
| 263.3 | 60 | 0 | 23 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 1 | 5 | 0 | 1 | 2 | ||||
| 164.9 | 40 | 4 | 13 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 3 | 18 | 0 | 0 | 1 | ||||
| 191.9 | 52 | 3 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 2 | 13 | 0 | 0 | 0 | ||||
| 170.5 | 49 | 6 | 20 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 6 | 10 | 0 | 0 | 0 | ||||
| 137.9 | 45 | 6 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 5 | 10 | 0 | 0 | 2 | ||||
| 185.3 | 61 | 3 | 24 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 11 | 5 | 1 | 0 | 1 | |||