月ごとの値
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千葉（千葉県) 1981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 | ||||||||||||||||||||||||||||
| 222.4 | 72 | 0 | 28 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 11 | 2 | 1 | 0 | 0 | |||
| 140.5 | 46 | 5 | 15 | 2 | 1 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 25* | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 6.1 | 5 | 13 | 4 | 1 | 0 | ||
| 178.7 | 48 | 7 | 21 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 5 | 13 | 1 | 0 | 0 | |||
| 203.5 | 52 | 7 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 6 | 13 | 0 | 0 | 1 | ||||
| 171.4 | 40 | 8 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 4 | 15 | 0 | 0 | 0 | ||||
| 84.3 | 19 | 11 | 7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 21 | 0 | 3 | 1 | ||||
| 174.0 | 39 | 3 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 14 | 0 | 1 | 4 | ||||
| 193.4 | 46 | 3 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 4 | 9 | 0 | 2 | 0 | ||||
| 134.3 | 36 | 6 | 13 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 1 | 18 | 0 | 0 | 0 | ||||
| 163.6 | 47 | 4 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 5 | 14 | 0 | 0 | 0 | ||||
| 114.7 | 37 | 10 | 15 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 5 | 15 | 0 | 1 | 0 | ||||
| 207.3 | 69 | 2 | 27 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.4 | 14 | 5 | 0 | 0 | 0 | ||||