平年値(年・月ごとの値)
南大東(南大東島)(沖縄県) 平年値(年・月ごとの値) 詳細(風・日照)
要素 | 風向・風速 | 日照時間 | 全天日射量 | 雲量 | 大気現象 | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
平均風速 (m/s) | 最多風向 | 各階級の日数 | 合計 (時) | 各階級の日数 | 平均 (MJ/㎡) | 平均 | 各階級の日数 | 雪日数 | 霧日数 | 雷日数 | ||||||
≧10.0m/s | ≧15.0m/s | ≧20.0m/s | ≧30.0m/s | 不照 | 日照率≧40% | <1.5 | ≧8.5 | |||||||||
統計期間 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2020 | 1991~ 2016 | 1991~ 2016 | 1991~ 2016 | 1991~ 2016 | 1991~ 2016 | 1991~ 2016 |
資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 26 | 26 | 26 | 26 | 26 | 26 |
1月 | 4.6 | 北 | 3.6 | 0.0 | 0.0 | 0.0 | 121.3 | 3.3 | 14.5 | 10.5 | 7.2 @ | 0.5 @ | 12.3 @ | 0.0 @ | 0.0 @ | 0.2 @ |
2月 | 4.6 | 北 | 3.4 | 0.1 | 0.0 | 0.0 | 120.3 | 3.6 | 13.4 | 12.5 | 7.0 @ | 0.7 @ | 10.2 @ | 0.0 @ | 0.2 @ | 0.4 @ |
3月 | 4.5 | 北 | 2.5 | 0.1 | 0.0 | 0.0 | 154.0 | 3.1 | 16.5 | 15.5 | 6.7 @ | 1.3 @ | 10.3 @ | 0.0 @ | 0.8 @ | 0.6 @ |
4月 | 4.5 | 東 | 1.9 | 0.1 | 0.0 | 0.0 | 152.8 | 3.2 | 14.9 | 17.4 | 7.2 @ | 0.9 @ | 12.8 @ | 0.0 @ | 1.4 @ | 1.7 @ |
5月 | 4.2 | 東北東 | 2.5 | 0.2 | 0.0 | 0.0 | 171.0 | 3.7 | 15.8 | 18.7 | 7.4 @ | 0.6 @ | 14.2 @ | 0.0 @ | 2.2 @ | 1.8 @ |
6月 | 4.3 | 南南西 | 2.6 | 0.5 | 0.2 | 0.0 | 219.3 | 2.0 | 19.3 | 21.3 | 7.2 @ | 1.0 @ | 12.9 @ | 0.0 @ | 1.4 @ | 2.6 @ |
7月 | 4.5 | 東南東 | 3.7 | 0.6 | 0.1 | 0.0 | 277.8 | 0.8 | 26.0 | 23.3 | 6.0 @ | 0.6 @ | 6.9 @ | 0.0 @ | 0.2 @ | 1.6 @ |
8月 | 4.6 | 東 | 5.2 | 1.3 | 0.6 | 0.0 | 249.3 | 1.4 | 25.0 | 21.3 | 6.1 @ | 0.5 @ | 7.3 @ | 0.0 @ | 0.1 @ | 2.1 @ |
9月 | 4.7 | 東 | 4.8 | 1.3 | 0.4 | 0.1 | 220.4 | 1.2 | 23.5 | 19.2 | 5.9 @ | 0.7 @ | 7.0 @ | 0.0 @ | 0.1 @ | 2.1 @ |
10月 | 4.8 | 北東 | 3.8 | 1.2 | 0.6 | 0.1 | 178.4 | 2.0 | 20.4 | 15.1 | 6.4 @ | 0.6 @ | 9.2 @ | 0.0 @ | 0.0 @ | 1.3 @ |
11月 | 4.8 | 北東 | 2.7 | 0.1 | 0.0 | 0.0 | 136.4 | 3.8 | 16.5 | 11.6 | 6.8 @ | 0.7 @ | 10.4 @ | 0.0 @ | 0.2 @ | 0.6 @ |
12月 | 4.7 | 北北東 | 3.2 | 0.2 | 0.0 | 0.0 | 120.8 | 4.7 | 14.1 | 9.7 | 6.8 @ | 0.8 @ | 10.5 @ | 0.0 @ | 0.1 @ | 0.3 @ |
年 | 4.6 | 北東 | 40.1 | 5.6 | 1.8 | 0.3 | 2121.7 | 33.0 | 219.9 | 16.4 | 6.7 @ | 9.0 @ | 123.7 @ | 0.0 @ | 6.8 @ | 15.4 @ |
- 「@」の付いた値は、参考値です。平年差や平年比に利用できません。