平年値(年・月ごとの値)
大島(東京都) 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~ 2009 | 1991~ 2009 | 1991~ 2009 | 1991~ 2009 | 2009~ 2020 | 2009~ 2020 | 1991~ 2009 |
資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 19 | 19 | 19 | 19 | 12 | 12 | 19 |
1月 | 5.4 | 北東 | 11.6 | 1.3 | 0.0 | 0.0 | 153.7 | 3.5 | 19.9 | 8.8 @ | 5.3 @ | 4.2 @ | 6.6 @ | 4.2 | 0.0 | 1.1 @ |
2月 | 5.2 | 北東 | 9.4 | 1.6 | 0.0 | 0.0 | 145.4 | 3.2 | 17.2 | 11.6 @ | 5.6 @ | 3.8 @ | 6.6 @ | 4.4 | 0.0 | 0.8 @ |
3月 | 5.4 | 北東 | 10.9 | 1.3 | 0.0 | 0.0 | 158.1 | 5.3 | 16.9 | 13.2 @ | 6.6 @ | 2.6 @ | 10.9 @ | 1.3 | 0.3 | 1.2 @ |
4月 | 5.2 | 北東 | 9.3 | 0.8 | 0.0 | 0.0 | 174.2 | 4.7 | 17.1 | 16.4 @ | 6.6 @ | 2.5 @ | 11.2 @ | 0.0 | 0.3 | 1.4 @ |
5月 | 4.7 | 南南西 | 6.8 | 0.2 | 0.0 | 0.0 | 179.7 | 5.2 | 16.7 | 17.0 @ | 7.4 @ | 1.4 @ | 14.9 @ | 0.0 | 1.4 | 1.1 @ |
6月 | 4.3 | 南南西 | 4.6 | 0.3 | 0.1 | 0.0 | 125.1 | 7.6 | 10.7 | 15.0 @ | 8.3 @ | 0.6 @ | 19.2 @ | 0.0 | 2.2 | 1.1 @ |
7月 | 4.6 | 南南西 | 5.0 | 0.3 | 0.0 | 0.0 | 150.8 | 5.4 | 13.0 | 16.4 @ | 8.1 @ | 0.4 @ | 18.4 @ | 0.0 | 2.5 | 1.9 @ |
8月 | 4.3 | 南南西 | 2.7 | 0.3 | 0.1 | 0.0 | 190.1 | 2.2 | 18.5 | 17.8 @ | 7.1 @ | 0.8 @ | 11.7 @ | 0.0 | 0.3 | 2.4 @ |
9月 | 4.6 | 北東 | 4.8 | 0.6 | 0.3 | 0.0 | 141.0 | 4.6 | 14.5 | 13.7 @ | 7.4 @ | 0.9 @ | 13.6 @ | 0.0 | 0.0 | 2.5 @ |
10月 | 5.0 | 北東 | 6.6 | 0.8 | 0.2 | 0.0 | 131.4 | 6.6 | 14.4 | 10.6 @ | 6.7 @ | 2.6 @ | 13.0 @ | 0.0 | 0.0 | 1.6 @ |
11月 | 5.1 | 北東 | 7.8 | 0.7 | 0.0 | 0.0 | 140.3 | 4.7 | 17.3 | 9.1 @ | 5.8 @ | 4.1 @ | 8.8 @ | 0.0 | 0.0 | 1.7 @ |
12月 | 5.4 | 北東 | 12.0 | 1.9 | 0.0 | 0.0 | 147.6 | 3.2 | 19.4 | 8.1 @ | 5.0 @ | 4.8 @ | 5.6 @ | 1.7 | 0.2 | 1.2 @ |
年 | 4.9 | 北東 | 91.5 | 10.2 | 0.7 | 0.0 | 1837.2 | 56.2 | 195.5 | 13.1 @ | 6.7 @ | 28.8 @ | 139.9 @ | 12.2 | 7.0 | 17.8 @ |
- 「@」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。