月ごとの値
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飯田（長野県) 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 | ||||||||||||||||||||||||||||
| 193.4 | 62 | 2 | 24 | 24 | 8 | 10 | 4 | 2 | 0 | 0 | 0 | 0 | 9 | 11 | 11 | 11 | 3 | 0 | 0 | 0 | 0 | 4.2 | 8 | 5 | 17 | 0 | 0 | ||
| 141.4 | 47 | 3 | 15 | 38 | 11 | 23 | 6 | 3 | 1 | 0 | 0 | 0 | 11 | 23 | 17 | 14 | 7 | 1 | 0 | 0 | 0 | 6.3 | 4 | 11 | 14 | 2 | 0 | ||
| 181.0 | 49 | 4 | 19 | 11 | 10 | 02 | 1 | 1 | 1 | 0 | 0 | 0 | 12 | 02 | 3 | 2 | 1 | 1 | 0 | 0 | 0 | 5.5 | 8 | 8 | 7 | 3 | 0 | ||
| 194.2 | 50 | 5 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 6 | 8 | 0 | 3 | 0 | ||||
| 222.7 | 51 | 4 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 3 | 10 | 0 | 2 | 3 | ||||
| 130.1 | 30 | 6 | 10 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 18 | 0 | 3 | 3 | ||||
| 185.0 | 42 | 1 | 20 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 16 | 0 | 1 | 7 | ||||
| 181.4 | 44 | 2 | 17 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 14 | 0 | 1 | 1 | ||||
| 152.9 | 41 | 4 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 15 | 0 | 4 | 1 | ||||
| 155.5 | 45 | 6 | 19 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 2 | 12 | 0 | 17 | 0 | ||||
| 137.2 | 44 | 6 | 18 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 6 | 10 | 0 | 12 | 1 | ||||
| 188.3 | 62 | 4 | 26 | 0 | 0 | 20* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.3 | 13 | 3 | 5 | 9 | 0 | |||