月ごとの値
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根室（根室地方) 1969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 | ||||||||||||||||||||||||||||
| 177.5 | 62 | 1 | 25 | 9.0 ) | 41 | 15 | 04 | 3 | 3 | 2 | 0 | 0 | 0 | 17 | 28 | 30 | 28 | 23 | 8 | 0 | 0 | 0 | 3.7 | 12 | 3 | 15 | 0 | 0 | |
| 154.2 | 53 | 3 | 18 | 12.2 | 30 | 17 | 01 | 3 | 1 | 1 | 0 | 0 | 0 | 25 | 01 | 28 | 28 | 13 | 7 | 5 | 0 | 0 | 5.4 | 5 | 8 | 16 | 3 | 0 | |
| 248.5 | 68 | 2 | 27 | 17.9 | 9 | 5 | 15 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 02 | 14 | 12 | 6 | 0 | 0 | 0 | 0 | 5.6 | 2 | 4 | 14 | 2 | 0 | |
| 202.7 | 51 | 2 | 19 | 20.2 | 11 | 8 | 05 | 2 | 1 | 0 | 0 | 0 | 0 | 10 | 05 | 6 | 3 | 2 | 1 | 0 | 0 | 0 | 7.0 | 1 | 10 | 7 | 6 | 0 | |
| 190.4 | 42 | 5 | 18 | 20.4 | 0 | 0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 1 | 14 | 1 | 11 | 1 | ||
| 173.2 | 38 | 7 | 14 | 20.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 1 | 18 | 0 | 23 | 0 | |||
| 153.2 | 33 | 5 | 11 | 20.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 19 | 0 | 24 | 1 | |||
| 147.8 ) | 35 ) | 2 ) | 13 ) | 17.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.3 | 0 | 19 | 0 | 13 | 1 | |||
| 208.5 | 56 | 3 | 22 | 14.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 4 | 9 | 0 | 13 | 2 | |||
| 194.1 | 57 | 3 | 21 | 10.8 ) | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 2 | 6 | 0 | 2 | 3 | ||
| 151.3 | 52 | 2 | 21 | 7.0 | 2 | 2 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 29 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 5.7 | 3 | 5 | 7 | 4 | 2 | |
| 170.5 | 61 | 5 | 22 | 6.4 | 32 | 16 | 08 | 4 | 2 | 1 | 0 | 0 | 0 | 17 | 11* | 25 | 24 | 21 | 17 | 0 | 0 | 0 | 3.9 | 9 | 3 | 13 | 1 | 1 | |