半旬ごとの値
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根室（根室地方) 1971年（半旬ごとの値） 詳細（日照・雪・その他）
| 月 | 半旬 | 日～日 | 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 | ||||||||||||||||||||||||||||||
| 第1半旬 | 1～ 5 | 27.0 | 60 | 0 | 4 | 6.5 | 6 | 5 | 02 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 02 | 5 | 5 | 4 | 0 | 0 | 0 | 0 | 5.5 | 1 | 1 | 3 | 0 | 0 | |
| 第2半旬 | 6～10 | 37.1 | 82 | 0 | 5 | 7.6 | 1 | 1 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 06 | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 3.0 | 1 | 0 | 4 | 0 | 0 | |
| 第3半旬 | 11～15 | 21.1 | 46 | 1 | 3 | 5.8 | 2 | 2 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 11 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 1 | 4 | 0 | 0 | |
| 第4半旬 | 16～20 | 3.5 | 7 | 4 | 0 | 3.6 | 30 | 26 | 17 | 2 | 1 | 1 | 1 | 0 | 0 | 30 | 17 | 5 | 5 | 5 | 4 | 4 | 0 | 0 | 10.0 | 0 | 5 | 5 | 0 | 0 | |
| 第5半旬 | 21～25 | 20.1 | 42 | 2 | 3 | 6.2 | 24 | 24 | 22 | 1 | 1 | 1 | 1 | 0 | 0 | 46 | 23* | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 7.1 | 0 | 2 | 3 | 0 | 0 | |
| 第6半旬 | 26～31 | 31.6 | 54 | 0 | 5 | 7.9 | 4 | 2 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | 42 | 26 | 6 | 6 | 6 | 6 | 6 | 0 | 0 | 6.5 | 0 | 0 | 6 | 0 | 0 | |
| 第1半旬 | 1～ 5 | 18.3 | 37 | 0 | 2 | 6.9 | 11 | 5 | 01 | 2 | 1 | 0 | 0 | 0 | 0 | 43 | 05 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 7.2 | 0 | 2 | 4 | 0 | 0 | |
| 第2半旬 | 6～10 | 43.1 | 85 | 0 | 5 | 11.4 | 0 | 0 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | 43 | 06 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 4.1 | 2 | 0 | 3 | 0 | 0 | |
| 第3半旬 | 11～15 | 37.4 | 72 | 0 | 5 | 11.1 | 0 | 0 | 12* | 0 | 0 | 0 | 0 | 0 | 0 | 39 | 14* | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 5.7 | 1 | 1 | 3 | 0 | 0 | |
| 第4半旬 | 16～20 | 24.4 | 46 | 1 | 3 | 9.7 | 14 | 13 | 18 | 1 | 1 | 1 | 0 | 0 | 0 | 49 | 19 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 7.4 | 0 | 1 | 5 | 0 | 0 | |
| 第5半旬 | 21～25 | 31.2 | 58 | 0 | 4 | 11.1 | 7 | 7 | 23 | 1 | 1 | 0 | 0 | 0 | 0 | 47 | 23 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 6.6 | 0 | 1 | 4 | 2 | 0 | |
| 第6半旬 | 26～28 | 15.6 | 47 | 1 | 2 | 10.6 | 2 | 2 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 40 | 26 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 4.4 | 1 | 1 | 2 | 0 | 0 | |
| 第1半旬 | 1～ 5 | 23.5 | 42 | 1 | 3 | 10.9 | 23 | 13 | 04 | 2 | 2 | 2 | 0 | 0 | 0 | 50 | 05 | 5 | 5 | 5 | 5 | 5 | 1 | 0 | 7.6 | 0 | 3 | 4 | 0 | 0 | |
| 第2半旬 | 6～10 | 39.9 | 70 | 0 | 5 | 14.6 | 1 | 1 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 49 | 06 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 7.8 | 0 | 2 | 3 | 0 | 0 | |
| 第3半旬 | 11～15 | 45.8 | 78 | 0 | 5 | 16.4 | 0 | 0 | 13* | 0 | 0 | 0 | 0 | 0 | 0 | 34 | 11 | 5 | 5 | 5 | 5 | 5 | 0 | 0 | 4.7 | 0 | 0 | 3 | 2 | 0 | |
| 第4半旬 | 16～20 | 47.2 | 79 | 0 | 5 | 16.5 | 1 | 1 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 16 | 5 | 5 | 5 | 3 | 1 | 0 | 0 | 4.0 | 1 | 0 | 3 | 0 | 0 | |
| 第5半旬 | 21～25 | 40.9 | 67 | 0 | 4 | 16.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 21 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 4.5 | 2 | 1 | 0 | 2 | 0 | ||
| 第6半旬 | 26～31 | 43.1 | 58 | 0 | 4 | 13.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.5 | 2 | 2 | 0 | 1 | 0 | |||
| 第1半旬 | 1～ 5 | 31.5 | 49 | 1 | 4 | 17.7 | 3 | 3 | 01 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 01 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5.9 | 1 | 1 | 1 | 1 | 0 | |
| 第2半旬 | 6～10 | 28.3 | 44 | 1 | 3 | 15.7 | 0 | 0 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07* | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 4 | 2 | 2 | 0 | |
| 第3半旬 | 11～15 | 33.1 | 50 | 1 | 3 | 19.0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 2 | 1 | 1 | 0 | ||
| 第4半旬 | 16～20 | 42.9 | 64 | 1 | 4 | 20.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.4 | 1 | 0 | 0 | 1 | 0 | |||
| 第5半旬 | 21～25 | 33.6 | 49 | 0 | 2 | 18.4 | 7 | 7 | 25 | 1 | 1 | 0 | 0 | 0 | 0 | 7 | 25 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 5.8 | 1 | 1 | 1 | 2 | 0 | |
| 第6半旬 | 26～30 | 36.1 | 52 | 1 | 3 | 22.5 | 0 | 0 | 28* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 0 | 1 | 2 | 1 | 1 | |
| 第1半旬 | 1～ 5 | 2.9 | 4 | 3 | 0 | 11.8 | 0 | 0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 5 | 0 | 0 | ||
| 第2半旬 | 6～10 | 23.3 | 32 | 1 | 2 | 19.4 | 3 | 2 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 08* | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 2 | 4 | 1 | 0 | |
| 第3半旬 | 11～15 | 27.1 | 37 | 1 | 2 | 17.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 4 | 0 | 4 | 0 | |||
| 第4半旬 | 16～20 | 40.1 | 55 | 0 | 3 | 23.9 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.4 | 0 | 1 | 0 | 3 | 0 | |||
| 第5半旬 | 21～25 | 13.4 | 18 | 3 | 1 | 14.1 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 3 | 0 | 5 | 1 | |||
| 第6半旬 | 26～31 | 51.6 | 57 | 1 | 4 | 24.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 0 | 3 | 0 | 3 | 0 | |||
| 第1半旬 | 1～ 5 | 17.9 | 24 | 2 | 1 | 18.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 0 | 3 | 0 | 4 | 0 | |||
| 第2半旬 | 6～10 | 49.2 | 65 | 0 | 5 | 21.4 ] | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.3 | 1 | 0 | 0 | 3 | 0 | |||
| 第3半旬 | 11～15 | 35.4 | 46 | 2 | 3 | 28.4 ] | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 1 | 2 | 0 | 3 | 0 | |||
| 第4半旬 | 16～20 | 20.5 | 27 | 1 | 1 | 18.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.5 | 1 | 3 | 0 | 4 | 0 | |||
| 第5半旬 | 21～25 | 28.1 | 37 | 0 | 1 | 24.4 ) | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0 | 4 | 0 | 5 | 0 | |||
| 第6半旬 | 26～30 | 46.1 | 60 | 0 | 4 | 27.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 0 | 2 | 0 | 4 | 0 | |||
| 第1半旬 | 1～ 5 | 45.7 | 60 | 0 | 4 | 28.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 0 | 1 | 0 | 2 | 0 | |||
| 第2半旬 | 6～10 | 18.7 | 25 | 3 | 2 | 17.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 0 | 4 | 0 | 4 | 0 | |||
| 第3半旬 | 11～15 | 14.8 | 20 | 2 | 1 | 15.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 3 | 0 | 3 | 0 | |||
| 第4半旬 | 16～20 | 2.7 | 4 | 3 | 0 | 11.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 0 | 4 | 0 | |||
| 第5半旬 | 21～25 | 4.4 | 6 | 3 | 0 | 11.6 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.0 | 0 | 5 | 0 | 5 | 1 | |||
| 第6半旬 | 26～31 | 27.1 | 31 | 1 | 2 | 17.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 1 | 4 | 0 | 3 | 0 | |||
| 第1半旬 | 1～ 5 | 15.0 | 21 | 2 | 1 | 16.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 4 | 0 | 5 | 1 | |||
| 第2半旬 | 6～10 | 25.2 | 35 | 0 | 2 | 20.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 0 | 4 | 0 | 3 | 0 | |||
| 第3半旬 | 11～15 | 18.4 | 26 | 2 | 1 | 16.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 0 | 4 | 0 | 1 | 1 | |||
| 第4半旬 | 16～20 | 10.2 | 15 | 2 | 1 | 12.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.9 | 0 | 4 | 0 | 0 | 0 | |||
| 第5半旬 | 21～25 | 12.8 | 19 | 2 | 1 | 13.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.1 | 0 | 3 | 0 | 5 | 0 | |||
| 第6半旬 | 26～31 | 37.2 | 46 | 0 | 3 | 20.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 3 | 0 | |||
| 第1半旬 | 1～ 5 | 21.7 | 33 | 2 | 2 | 14.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 0 | 3 | 0 | 1 | 0 | |||
| 第2半旬 | 6～10 | 31.2 | 49 | 2 | 3 | 15.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 0 | 3 | 0 | 2 | 0 | |||
| 第3半旬 | 11～15 | 20.9 | 33 | 2 | 2 | 11.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 0 | 2 | 0 | 4 | 0 | |||
| 第4半旬 | 16～20 | 29.4 | 47 | 1 | 3 | 15.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 0 | 2 | 0 | 2 | 0 | |||
| 第5半旬 | 21～25 | 42.8 | 71 | 0 | 4 | 18.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 1 | 1 | 0 | 2 | 0 | |||
| 第6半旬 | 26～30 | 13.5 | 23 | 1 | 1 | 11.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 | 0 | 4 | 0 | 0 | 0 | |||
| 第1半旬 | 1～ 5 | 18.8 | 32 | 3 | 2 | 10.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 0 | 3 | 0 | 0 | 0 | |||
| 第2半旬 | 6～10 | 50.1 | 88 | 0 | 5 | 18.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.2 | 3 | 0 | 0 | 1 | 0 | |||
| 第3半旬 | 11～15 | 30.3 | 54 | 0 | 3 | 12.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.8 | 2 | 1 | 0 | 2 | 0 | |||
| 第4半旬 | 16～20 | 39.8 | 73 | 0 | 5 | 15.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 2 | 0 | 0 | 2 | 0 | |||
| 第5半旬 | 21～25 | 27.5 | 51 | 1 | 3 | 10.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.9 | 0 | 1 | 0 | 2 | 0 | |||
| 第6半旬 | 26～31 | 26.0 | 42 | 1 | 4 | 8.7 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.1 | 1 | 3 | 0 | 1 | 0 | ||
| 第1半旬 | 1～ 5 | 28.2 | 55 | 0 | 3 | 9.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.1 | 0 | 1 | 0 | 1 | 0 | |||
| 第2半旬 | 6～10 | 31.6 | 63 | 0 | 4 | 10.1 | 0 | 0 | 09* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 0 | 0 | 2 | 0 | 0 | ||
| 第3半旬 | 11～15 | 29.9 | 61 | 0 | 4 | 9.3 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 0 | 0 | 0 | 0 | 0 | |||
| 第4半旬 | 16～20 | 19.4 ) | 51 ) | 0 ) | 3 ) | 8.6 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.4 | 0 | 0 | 0 | 0 | 0 | ||
| 第5半旬 | 21～25 | 29.0 | 62 | 0 | 4 | 8.5 | 0 | 0 | 23* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.2 | 0 | 1 | 2 | 0 | 0 | ||
| 第6半旬 | 26～30 | 35.1 | 76 | 0 | 5 | 9.3 | 0 | 0 | 29* | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.8 | 2 | 0 | 2 | 0 | 0 | ||
| 第1半旬 | 1～ 5 | 28.3 | 62 | 0 | 3 | 7.3 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 0 | 1 | 1 | 0 | 0 | ||
| 第2半旬 | 6～10 | 29.6 | 65 | 1 | 4 | 7.3 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 2 | 1 | 1 | 0 | 0 | |
| 第3半旬 | 11～15 | 15.4 | 34 | 1 | 2 | 5.8 | 5 | 4 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 13 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 6.8 | 0 | 1 | 5 | 0 | 0 | |
| 第4半旬 | 16～20 | 25.7 | 58 | 0 | 4 | 6.6 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 1 | 0 | 1 | 0 | 0 | |
| 第5半旬 | 21～25 | 31.6 | 71 | 0 | 5 | 7.9 | 0 | 0 | 24* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 1 | 0 | 2 | 0 | 0 | |
| 第6半旬 | 26～31 | 26.7 | 50 | 0 | 4 | 6.2 | 4 | 3 | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 28* | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 5.3 | 1 | 1 | 4 | 0 | 0 | |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。