月ごとの値
 |  |
 |  |
 |  |  |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
飯田（長野県) 1984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 | ||||||||||||||||||||||||||||
| 191.2 | 62 | 2 | 23 | 51 | 20 | 31 | 4 | 3 | 3 | 1 | 0 | 0 | 22 | 31 | 17 | 17 | 10 | 4 | 1 | 0 | 0 | 4.7 | 6 | 4 | 19 | 0 | 0 | ||
| 185.5 | 59 | 4 | 24 | 27 | 18 | 17 | 2 | 1 | 1 | 0 | 0 | 0 | 22 | 18* | 24 | 23 | 19 | 11 | 2 | 0 | 0 | 5.9 | 0 | 5 | 18 | 2 | 0 | ||
| 202.0 | 55 | 3 | 20 | 47 | 17 | 19 | 6 | 5 | 1 | 0 | 0 | 0 | 18 | 20 | 15 | 12 | 10 | 3 | 0 | 0 | 0 | 4.9 | 7 | 4 | 16 | 4 | 0 | ||
| 201.0 | 51 | 5 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 2 | 10 | 0 | 1 | 0 | ||||
| 222.1 | 51 | 2 | 21 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 4 | 10 | 0 | 0 | 2 | ||||
| 130.2 | 30 | 3 | 14 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 22 | 0 | 0 | 1 | ||||
| 187.1 | 42 | 1 | 16 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 14 | 0 | 0 | 6 | ||||
| 222.9 | 53 | 1 | 26 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 11 | 0 | 1 | 5 | ||||
| 152.7 | 41 | 4 | 16 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 0 | 13 | 0 | 4 | 2 | ||||
| 166.6 | 48 | 6 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 11 | 0 | 6 | 0 | ||||
| 173.2 | 56 | 5 | 23 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.0 | 4 | 6 | 0 | 13 | 0 | ||||
| 142.8 | 47 | 5 | 20 | 5 | 4 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 28 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 5.6 | 3 | 8 | 9 | 7 | 0 | ||