旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
昭和（南極) 2021年（旬ごとの値） 詳細（日照・雪・その他）
| 月 | 旬 | 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 | |||||||||||||||||||||||||||||
| 上旬 | 130.4 | 54 | 0 | 6 | 28.5 | 4 | 2 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 164 | 02* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.4 | 0 | 5 | 5 | 0 | 0 | |
| 中旬 | 172.9 | 73 | 0 | 8 | 30.5 | 2 | 2 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 158 | 12* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 4.9 | 2 | 2 | 2 | 0 | 0 | |
| 下旬 | 119.2 | 52 | 0 | 7 | 24.2 | 1 | 1 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 149 | 21 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 6.7 | 1 | 4 | 2 | 0 | 0 | |
| 上旬 | 94.1 | 51 | 0 | 5 | 21.1 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 140 | 01 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 6.2 | 2 | 4 | 1 | 1 | 0 | ||
| 中旬 | 35.0 | 21 | 4 | 2 | 14.2 | 2 | 1 | 18* | 0 | 0 | 0 | 0 | 0 | 0 | 136 | 14* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.4 | 0 | 9 | 8 | 0 | 0 | |
| 下旬 | 54.3 | 44 | 0 | 4 | 14.9 | 7 | 6 | 22 | 1 | 1 | 0 | 0 | 0 | 0 | 140 | 23 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6.6 | 1 | 3 | 4 | 0 | 0 | |
| 上旬 | 98.8 | 69 | 2 | 7 | 13.5 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 136 | 03* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 4.2 | 4 | 2 | 2 | 1 | 0 | ||
| 中旬 | 35.9 | 28 | 1 | 2 | 8.1 | 7 | 5 | 16 | 1 | 1 | 0 | 0 | 0 | 0 | 138 | 18* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.3 | 0 | 6 | 7 | 0 | 0 | |
| 下旬 | 4.2 | 3 | 7 | 0 | 4.5 | 7 ) | 3 ] | 28 | 1 | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 155 ) | 31* | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 9.4 | 0 | 8 | 8 | 0 | 0 | |
| 上旬 | 16.2 | 16 | 6 | 2 | 3.6 | 1 | 1 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 154 | 01 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.3 | 0 | 7 | 7 | 1 | 0 | |
| 中旬 | 32.3 | 38 | 4 | 5 | 2.5 | 1 | 1 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 153 | 18* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.2 | 0 | 5 | 6 | 0 | 0 | |
| 下旬 | 0.8 | 1 | 9 | 0 | 0.9 | 8 ) | 4 ) | 30 | 1 ) | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 161 ) | 30 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.8 | 0 | 10 | 8 | 0 | 0 | |
| 上旬 | 1.6 | 3 | 9 | 0 | 0.4 | 1 ) | 1 ) | 08 | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 161 ) | 01 | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 9.6 | 0 | 9 | 10 | 0 | 0 | |
| 中旬 | 8.2 | 21 | 7 | 2 | 0.2 | 6 | 2 | 18* | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 19* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.1 | 0 | 6 | 7 | 0 | 0 | |
| 下旬 | 0.2 | 1 | 10 | 0 | 0.0 | 2 | 2 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 30 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 7.9 | 0 | 6 | 4 | 0 | 0 | |
| 上旬 | -- | -- | 10 | 0 | 0.0 | 1 | 1 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 04 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5.7 | 2 | 3 | 5 | 0 | 0 | |
| 中旬 | -- | -- | 10 | 0 | 0.0 | 1 ) | 1 ) | 17 | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 157 ] | 18* | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 9 ) | 5.5 | 2 | 2 | 6 | 0 | 0 | |
| 下旬 | -- | -- | 10 | 0 | 0.0 | 9 ) | 3 ) | 30* | 2 ) | 0 ) | 0 ) | 0 ) | 0 ) | 0 ) | 163 ] | 23 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.2 | 1 | 6 | 5 | 0 | 0 | |
| 上旬 | -- | -- | 10 | 0 | 0.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 159 | 02* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 6.4 | 1 | 4 | 5 | 0 | 0 | ||
| 中旬 | -- | -- | 10 | 0 | 0.0 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 20* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.4 | 0 | 3 | 4 | 0 | 0 | ||
| 下旬 | 9.3 | 23 | 6 | 3 | 0.2 | 2 | 2 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 158 | 28 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 5.0 | 3 | 1 | 3 | 0 | 0 | |
| 上旬 | 24.2 | 44 | 1 | 6 | 0.7 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 10* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 3.5 | 3 | 0 | 5 | 0 | 0 | ||
| 中旬 | 32.0 | 46 | 4 | 6 | 1.4 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 20* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 6.3 | 2 | 4 | 3 | 0 | 0 | ||
| 下旬 | 14.4 | 15 | 5 | 2 | 2.2 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 31* | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 8.1 | 0 | 7 | 6 | 0 | 0 | ||
| 上旬 | 25.7 | 26 | 5 | 3 | 4.1 | 1 | 1 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 10* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7.8 | 0 | 4 | 6 | 1 | 0 | |
| 中旬 | 75.2 | 67 | 1 | 8 | 7.4 | 5 | 5 | 20 | 1 | 1 | 0 | 0 | 0 | 0 | 161 | 20 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 4.9 | 3 | 2 | 3 | 0 | 0 | |
| 下旬 | 19.4 | 15 | 6 | 2 | 7.9 | 1 | 1 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 160 | 21 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.6 | 0 | 8 | 9 | 0 | 0 | |
| 上旬 | 79.8 | 57 | 4 | 6 | 12.9 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 157 | 01 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5.7 | 2 | 4 | 5 | 0 | 0 | ||
| 中旬 | 58.5 | 38 | 3 | 4 | 14.6 | 1 | 1 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 18 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 6.9 | 2 | 5 | 5 | 0 | 0 | |
| 下旬 | 44.2 | 24 | 2 | 2 | 16.3 | 8 | 3 | 30* | 2 | 0 | 0 | 0 | 0 | 0 | 162 | 31 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 9.1 | 0 | 8 | 9 | 0 | 0 | |
| 上旬 | 56.2 | 30 | 0 | 4 | 20.4 | 1 | 1 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 161 | 06 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8.4 | 1 | 7 | 8 | 0 | 0 | |
| 中旬 | 105.2 | 51 | 0 | 6 | 25.8 | -- | -- | 0 | 0 | 0 | 0 | 0 | 0 | 156 | 19* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5.4 | 1 | 3 | 6 | 0 | 0 | ||
| 下旬 | 128.4 | 54 | 2 | 7 | 28.5 | 6 | 4 | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 158 | 29 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5.3 | 3 | 4 | 5 | 2 | 0 | |
| 上旬 | 195.9 | 82 | 0 | 9 | 33.1 | 3 | 3 | 01 | 1 | 0 | 0 | 0 | 0 | 0 | 158 | 01 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 4.7 | 2 | 1 | 1 | 0 | 0 | |
| 中旬 | 195.6 | 82 | 0 | 9 | 34.2 | 1 | 1 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 150 | 15* | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 3.2 | 4 | 0 | 1 | 1 | 0 | |
| 下旬 | 104.9 | 40 | 3 | 5 | 27.2 | 5 | 3 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 136 | 29* | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 7.3 | 0 | 7 | 7 | 3 | 0 | |