月ごとの値
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函館（渡島地方) 1990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 | ||||||||||||||||||||||||||||
| 120.5 | 41 | 3 | 16 | 6.6 | 134 | 23 | 15 | 15 | 10 | 6 | 1 | 0 | 0 | 46 | 27 | 29 | 25 | 21 | 19 | 17 | 0 | 0 | 6.9 | 0 | 10 | 26 | 0 | 0 | |
| 96.9 | 33 | 5 | 12 | 8.1 | 14 | 7 | 13 | 2 | 1 | 0 | 0 | 0 | 0 | 35 | 01 | 22 | 21 | 20 | 19 | 12 | 0 | 0 | 7.6 | 0 | 12 | 17 | 0 | 0 | |
| 202.8 | 55 | 5 | 20 | 13.7 | 11 | 5 | 08 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 08 | 6 | 4 | 1 | 0 | 0 | 0 | 0 | 5.4 | 7 | 7 | 10 | 0 | 1 | |
| 190.4 | 48 | 3 | 18 | 16.0 | 2 | 2 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 15 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 6.4 | 2 | 11 | 5 | 0 | 0 | |
| 229.7 | 51 | 4 | 20 | 19.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 1 | 14 | 0 | 3 | 0 | |||
| 173.5 | 38 | 5 | 15 | 18.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0 | 15 | 0 | 0 | 1 | |||
| 153.8 | 33 | 4 | 14 | 16.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 2 | 17 | 0 | 2 | 2 | |||
| 183.1 | 43 | 2 | 17 | 16.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 1 | 15 | 0 | 2 | 2 | |||
| 134.4 | 36 | 7 | 13 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 2 | 14 | 0 | 0 | 2 | |||
| 191.2 | 56 | 4 | 22 | 11.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 6 | 6 | 0 | 0 | 3 | |||
| 109.4 | 37 | 4 | 12 | 6.3 | 24 | 23 | 21 | 1 | 1 | 1 | 1 | 0 | 0 | 15 | 21 | 4 | 2 | 2 | 2 | 0 | 0 | 0 | 7.3 | 1 | 14 | 5 | 0 | 0 | |
| 70.7 | 25 | 6 | 8 | 4.3 | 85 | 33 | 24 | 7 | 7 | 2 | 1 | 0 | 0 | 29 | 24 | 19 | 19 | 14 | 13 | 2 | 0 | 0 | 7.8 | 0 | 13 | 16 | 0 | 1 | |