３か月ごとの値
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日田（大分県) 1999年（３か月ごとの値） 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 | ||||||||||||||||||||||||||||
11～1 | 460.8 | 49 | 5 | 55 | 7 | 4 | 01/08 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 01/09 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 6.1 | 13 | 34 | 3 | 18 | 1 | |
12～2 | 447.7 | 48 | 4 | 53 | 17 | 8 | 02/02 | 3 | 1 | 0 | 0 | 0 | 0 | 8 | 02/03 | 8 | 5 | 1 | 0 | 0 | 0 | 0 | 6.2 | 12 | 32 | 9 | 15 | 0 | |
1～3 | 376.2 | 38 | 13 | 40 | 17 | 8 | 02/02 | 3 | 1 | 0 | 0 | 0 | 0 | 8 | 02/03 | 8 | 5 | 1 | 0 | 0 | 0 | 0 | 7.1 | 8 | 48 | 9 | 5 | 0 | |
2～4 | 373.0 | 35 | 20 | 38 | 10 | 8 | 02/02 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 02/03 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | 7.6 | 8 | 55 | 6 | 4 | 0 | |
3～5 | 469.3 | 40 | 22 | 44 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 11 | 59 | 0 | 0 | 0 | |||
4～6 | 503.4 | 40 | 22 | 47 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 9 | 56 | 0 | 0 | 1 | |||
5～7 | 464.6 | 36 | 21 | 39 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 6 | 63 | 0 | 0 | 3 | |||
6～8 | 369.9 | 29 | 18 | 31 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 0 | 68 | 0 | 0 | 7 | |||
7～9 | 368.6 | 30 | 10 | 29 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 3 | 66 | 0 | 0 | 9 | |||
8～10 | 424.4 | 37 | 4 | 39 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 5 | 53 | 0 | 1 | 7 | |||
9～11 | 415.0 | 40 | 7 | 40 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 8 | 45 | 0 | 5 | 3 | |||
10～12 | 438.9 | 45 | 7 | 49 | 0 | 0 | 12/22* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12/21* | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 9 | 35 | 3 | 13 | 0 | |