月ごとの値
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江差（檜山地方) 1973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 | ||||||||||||||||||||||||||||
| 66.8 | 23 | 9 | 9 | 44 | 12 | 21 | 4 | 4 | 2 | 0 | 0 | 0 | 21 | 30 | 28 | 23 | 13 | 9 | 2 | 0 | 0 | 8.9 | 0 | 23 | 22 | 0 | 0 | ||
| 61.1 | 21 | 4 | 5 | 16 | 7 | 25 | 2 | 1 | 0 | 0 | 0 | 0 | 21 | 01 | 24 | 21 | 15 | 4 | 1 | 0 | 0 | 9.2 | 0 | 24 | 24 | 0 | 0 | ||
| 142.4 | 39 | 1 | 14 | 25 | 5 | 08 | 4 | 1 | 0 | 0 | 0 | 0 | 15 | 07 | 23 | 22 | 14 | 6 | 0 | 0 | 0 | 8.4 | 0 | 18 | 28 | 0 | 1 | ||
| 212.1 | 53 | 4 | 21 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 7 | 0 | 0 | 0 | ||||
| 246.3 | 55 | 4 | 20 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 1 | 12 | 0 | 3 | 0 | ||||
| 265.0 | 58 | 1 | 21 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 2 | 9 | 0 | 0 | 0 | ||||
| 215.2 | 47 | 2 | 17 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.6 | 2 | 17 | 0 | 6 | 1 | ||||
| 158.8 | 37 | 3 | 14 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 2 | 16 | 0 | 0 | 3 | ||||
| 183.7 | 49 | 4 | 21 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 12 | 0 | 0 | 5 | ||||
| 164.1 | 48 | 2 | 20 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 0 | 13 | 0 | 0 | 4 | |||
| 76.7 | 26 | 3 | 8 | 11 | 5 | 21 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 21 | 11 | 8 | 1 | 0 | 0 | 0 | 0 | 9.0 | 0 | 22 | 14 | 0 | 2 | ||
| 24.0 | 8 | 13 | 1 | 54 | 16 | 10 | 6 | 4 | 1 | 0 | 0 | 0 | 24 | 10 | 27 | 27 | 24 | 12 | 3 | 0 | 0 | 9.7 | 0 | 30 | 28 | 0 | 1 | ||