月ごとの値
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根室（根室地方) 1980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 | ||||||||||||||||||||||||||||
| 126.9 | 44 | 6 | 17 | 6.2 | 58 | 25 | 14 | 6 | 4 | 1 | 1 | 0 | 0 | 27 | 14 | 26 | 26 | 20 | 1 | 1 | 0 | 0 | 6.0 | 3 | 10 | 21 | 3 | 0 | |
| 207.6 | 69 | 1 | 24 | 11.4 | 5 | 3 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | 05 | 29 | 28 | 25 | 1 | 0 | 0 | 0 | 4.2 | 4 | 3 | 20 | 0 | 0 | |
| 214.5 | 58 | 2 | 25 | 14.7 | 16 | 6 | 04 | 3 | 2 | 0 | 0 | 0 | 0 | 6 | 04 | 17 | 8 | 3 | 0 | 0 | 0 | 0 | 5.5 | 3 | 4 | 20 | 5 | 0 | |
| 148.6 | 37 | 5 | 14 | 15.4 | 22 | 8 | 28 | 4 | 2 | 0 | 0 | 0 | 0 | 8 | 29 | 13 | 11 | 4 | 0 | 0 | 0 | 0 | 7.8 | 0 | 15 | 20 | 6 | 0 | |
| 208.3 | 46 | 6 | 19 | 17.9 | 1 | 1 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 1 | 10 | 4 | 13 | 0 | |
| 149.4 | 33 | 6 | 11 | 17.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 0 | 16 | 0 | 15 | 2 | |||
| 123.7 | 27 | 8 | 10 | 16.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 21 | 0 | 25 | 0 | |||
| 110.0 | 26 | 7 | 9 | 14.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 24 | 0 | 15 | 0 | |||
| 167.7 | 45 | 6 | 17 | 13.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 1 | 12 | 0 | 15 | 0 | |||
| 169.1 | 50 | 5 | 21 | 10.2 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 2 | 7 | 0 | 2 | 2 | ||
| 172.4 | 59 | 4 | 23 | 7.4 | 0 | 0 | 15* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 4 | 6 | 2 | 3 | 0 | |
| 120.9 | 43 | 6 | 18 | 4.9 | 15 | 4 | 13* | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 13* | 22 | 15 | 0 | 0 | 0 | 0 | 0 | 6.2 | 2 | 7 | 19 | 0 | 0 | |