月ごとの値
 |  |
 |  |
 |  |  |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
前橋（群馬県) 2001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 | ||||||||||||||||||||||||||||
| 193.0 | 63 | 2 | 23 | 9.4 | 48 | 25 | 27 | 3 | 2 | 2 | 2 | 0 | 0 | 23 | 27 | 11 | 11 | 7 | 4 | 2 | 0 | 0 | 4.5 | 6 | 7 | 12 | 0 | 0 | |
| 189.1 | 63 | 2 | 19 | 12.8 | 1 | 1 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 01 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 5.0 | 6 | 7 | 5 | 0 | 0 | |
| 204.0 | 55 | 4 | 23 | 14.8 | 1 | 1 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 13 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 5.6 | 0 | 6 | 6 | 0 | 0 | |
| 233.8 | 60 | 2 | 23 | 19.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 4 | 8 | 0 | 0 | 0 | |||
| 183.5 | 42 | 7 | 15 | 17.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 2 | 13 | 0 | 0 | 2 | |||
| 117.2 | 27 | 8 | 11 | 14.4 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 1 | 19 | 0 | 0 | 4 | |||
| 258.2 | 58 | 0 | 24 | 21.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 0 | 7 | 0 | 0 | 7 | |||
| 89.5 | 21 | 5 | 7 | 12.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 22 | 0 | 1 | 6 | |||
| 134.5 | 36 | 8 | 14 | 12.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 2 | 15 | 0 | 0 | 0 | |||
| 176.4 | 51 | 6 | 18 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 4 | 11 | 0 | 1 | 0 | |||
| 206.2 | 67 | 1 | 22 | 10.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 12 | 4 | 0 | 0 | 0 | |||
| 214.6 | 72 | 0 | 26 | 9.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.7 | 7 | 4 | 0 | 0 | 0 | |||