月ごとの値
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根室（根室地方) 1961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 | ||||||||||||||||||||||||||||
| 183.4 | 64 | 2 | 25 | 10.0 | 49 | 37 | 26 | 4 | 1 | 1 | 1 | 0 | 0 | 45 | 27* | 31 | 31 | 31 | 30 | 6 | 0 | 0 | 3.6 | 11 | 3 | 14 | 1 | 0 | |
| 163.0 | 56 | 5 | 20 | 14.3 | 37 | 14 | 01 | 4 | 2 | 2 | 0 | 0 | 0 | 51 | 08* | 28 | 28 | 28 | 28 | 28 | 4 | 0 | 5.4 | 3 | 5 | 17 | 1 | 0 | |
| 217.0 | 59 | 4 | 23 | 19.3 | 11 | 7 | 23 | 2 | 1 | 0 | 0 | 0 | 0 | 41 | 01 | 26 | 24 | 20 | 19 | 16 | 0 | 0 | 5.1 | 4 | 7 | 22 | 5 | 0 | |
| 169.3 | 42 | 6 | 15 | 18.9 | 3 | 3 | 06 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 06 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 6.4 | 2 | 12 | 5 | 9 | 1 | |
| 191.6 | 42 | 6 | 15 | 21.6 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 1 | 13 | 1 | 13 | 0 | ||
| 147.8 | 32 | 11 | 12 | 20.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 2 | 13 | 0 | 20 | 0 | |||
| 141.4 | 30 | 8 | 12 | 18.3 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 22 | 0 | 29 | 0 | |||
| 93.6 | 22 | 6 | 6 | 14.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 0 | 26 | 0 | 20 | 0 | |||
| 145.4 | 39 | 7 | 14 | 13.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 6 | 10 | 0 | 14 | 0 | |||
| 162.2 | 47 | 7 | 18 | 12.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 6 | 8 | 0 | 4 | 0 | |||
| 148.1 | 51 | 4 | 20 | 9.3 | 0 | 0 | 30* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 5 | 4 | 8 | 0 | 0 | ||
| 117.1 | 42 | 2 | 14 | 7.2 | 10 | 5 | 29 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 29 | 12 | 6 | 1 | 0 | 0 | 0 | 0 | 6.2 | 3 | 9 | 18 | 0 | 0 | |