平年値(年・月ごとの値)
南鳥島(東京都) 平年値(年・月ごとの値) 主な要素
要素 | 気圧 | 降水量 | 気温 | 蒸気圧 | 相対湿度 | 風向・風速 | 日照時間 | 全天日射量 | 雪 | 雲量 | 大気現象 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
現地平均 (hPa) | 海面平均 (hPa) | 合計 (mm) | 平均 (℃) | 日最高 (℃) | 日最低 (℃) | 平均 (hPa) | 平均 (%) | 平均 (m/s) | 最多風向 | 合計 (時) | 平均 (MJ/㎡) | 降雪の深さ | 最深積雪 (cm) | 平均 | 雪日数 | 霧日数 | 雷日数 | ||
合計 (cm) | 日合計の最大 (cm) | ||||||||||||||||||
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~ 2020 | 1991~ 2020 | 1991~ 2006 | 1991~ 2006 | 1991~ 2006 | 1991~ 2006 | 1991~ 2006 | 1991~ 2006 | 1991~ 2006 |
資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
1月 | 1014.7 | 1015.7 | 69.7 | 22.4 | 24.6 | 20.3 | 19.0 | 70 | 5.8 | 北北東 | 170.8 | 12.9 | --- @ | --- @ | --- @ | 5.9 @ | 0.0 @ | 0.0 @ | 0.1 @ |
2月 | 1015.5 | 1016.5 | 43.4 | 21.8 | 24.3 | 19.6 | 18.5 | 70 | 5.7 | 北東 | 179.4 | 16.1 | --- @ | --- @ | --- @ | 5.6 @ | 0.0 @ | 0.0 @ | 0.1 @ |
3月 | 1015.7 | 1016.7 | 56.0 | 22.5 | 25.3 | 20.4 | 20.5 | 74 | 6.1 | 北東 | 222.3 | 19.3 | --- @ | --- @ | --- @ | 5.3 @ | 0.0 @ | 0.1 @ | 0.1 @ |
4月 | 1015.5 | 1016.5 | 59.6 | 24.3 | 27.1 | 22.3 | 24.0 | 79 | 5.5 | 東 | 240.2 | 22.1 | --- @ | --- @ | --- @ | 5.4 @ | 0.0 @ | 0.1 @ | 0.1 @ |
5月 | 1014.2 | 1015.2 | 100.6 | 26.1 | 29.0 | 24.1 | 26.8 | 79 | 5.1 | 東 | 275.1 | 23.7 | --- @ | --- @ | --- @ | 5.5 @ | 0.0 @ | 0.0 @ | 1.3 @ |
6月 | 1013.6 | 1014.6 | 44.3 | 28.0 | 31.0 | 25.8 | 29.0 | 77 | 4.1 | 東 | 311.2 | 25.5 | --- @ | --- @ | --- @ | 4.8 @ | 0.0 @ | 0.0 @ | 0.6 @ |
7月 | 1012.2 | 1013.2 | 139.8 | 28.5 | 31.3 | 26.1 | 30.0 | 77 | 4.5 | 東 | 276.3 | 23.1 | --- @ | --- @ | --- @ | 5.8 @ | 0.0 @ | 0.0 @ | 2.1 @ |
8月 | 1011.0 | 1012.0 | 177.1 | 28.4 | 31.0 | 26.1 | 30.5 | 79 | 5.4 | 東 | 248.1 | 21.1 | --- @ | --- @ | --- @ | 5.9 @ | 0.0 @ | 0.0 @ | 1.6 @ |
9月 | 1011.7 | 1012.6 | 94.8 | 28.5 | 30.9 | 26.4 | 30.6 | 79 | 5.8 | 東 | 254.6 | 20.7 | --- @ | --- @ | --- @ | 5.2 @ | 0.0 @ | 0.0 @ | 1.8 @ |
10月 | 1012.9 | 1013.9 | 89.6 | 27.9 | 30.2 | 25.9 | 29.3 | 78 | 6.7 | 東 | 250.8 | 18.2 | --- @ | --- @ | --- @ | 4.7 @ | 0.0 @ | 0.0 @ | 0.4 @ |
11月 | 1014.6 | 1015.6 | 83.0 | 26.5 | 28.7 | 24.7 | 26.4 | 76 | 6.5 | 東 | 211.0 | 14.9 | --- @ | --- @ | --- @ | 4.8 @ | 0.0 @ | 0.0 @ | 0.4 @ |
12月 | 1015.0 | 1016.0 | 90.8 | 24.5 | 26.7 | 22.6 | 23.0 | 74 | 6.1 | 東北東 | 182.3 | 12.6 | --- @ | --- @ | --- @ | 5.5 @ | 0.0 @ | 0.0 @ | 0.1 @ |
年 | 1013.9 | 1014.9 | 1052.8 | 25.8 | 28.3 | 23.7 | 25.6 | 76 | 5.6 | 東 | 2821.7 | 19.2 | --- @ | --- @ | --- @ | 5.3 @ | 0.0 @ | 0.2 @ | 8.9 @ |
- 「@」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。