平年値（日ごとの値）
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南鳥島（東京都) 10月 平年値（日ごとの値） 主な要素
| 要素 | 降水量 (mm) | 平均気温 (℃) | 最高気温 (℃) | 最低気温 (℃) | 日照時間 (時間) | 全天日射量 (MJ/㎡) | 平均雲量 | 降雪の深さ合計 (cm) | 最深積雪 (cm) |
|---|---|---|---|---|---|---|---|---|---|
| 統計期間 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2006 | 1991～ 2006 | 1991～ 2006 |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 16 | 16 | 16 |
| 1日 | 2.7 | 28.3 | 30.7 | 26.3 | 8.4 | 19.8 | 4.7 @ | --- @ | --- @ |
| 2日 | 2.8 | 28.2 | 30.6 | 26.2 | 8.4 | 19.7 | 4.6 @ | --- @ | --- @ |
| 3日 | 2.8 | 28.2 | 30.6 | 26.2 | 8.4 | 19.6 | 4.6 @ | --- @ | --- @ |
| 4日 | 2.8 | 28.2 | 30.6 | 26.2 | 8.3 | 19.4 | 4.6 @ | --- @ | --- @ |
| 5日 | 2.9 | 28.2 | 30.5 | 26.2 | 8.3 | 19.3 | 4.6 @ | --- @ | --- @ |
| 6日 | 3.0 | 28.1 | 30.5 | 26.2 | 8.3 | 19.2 | 4.7 @ | --- @ | --- @ |
| 7日 | 3.0 | 28.1 | 30.5 | 26.1 | 8.2 | 19.0 | 4.7 @ | --- @ | --- @ |
| 8日 | 3.1 | 28.1 | 30.4 | 26.1 | 8.2 | 18.9 | 4.8 @ | --- @ | --- @ |
| 9日 | 3.1 | 28.1 | 30.4 | 26.1 | 8.1 | 18.8 | 4.9 @ | --- @ | --- @ |
| 10日 | 3.1 | 28.0 | 30.4 | 26.1 | 8.1 | 18.7 | 4.9 @ | --- @ | --- @ |
| 11日 | 3.1 | 28.0 | 30.3 | 26.0 | 8.1 | 18.5 | 5.0 @ | --- @ | --- @ |
| 12日 | 3.1 | 28.0 | 30.3 | 26.0 | 8.1 | 18.4 | 5.0 @ | --- @ | --- @ |
| 13日 | 3.1 | 28.0 | 30.3 | 26.0 | 8.0 | 18.3 | 5.0 @ | --- @ | --- @ |
| 14日 | 3.1 | 27.9 | 30.3 | 26.0 | 8.0 | 18.3 | 5.0 @ | --- @ | --- @ |
| 15日 | 3.0 | 27.9 | 30.2 | 26.0 | 8.1 | 18.2 | 4.9 @ | --- @ | --- @ |
| 16日 | 3.0 | 27.9 | 30.2 | 25.9 | 8.1 | 18.1 | 4.9 @ | --- @ | --- @ |
| 17日 | 2.9 | 27.9 | 30.2 | 25.9 | 8.1 | 18.1 | 4.9 @ | --- @ | --- @ |
| 18日 | 2.9 | 27.8 | 30.2 | 25.9 | 8.1 | 18.0 | 4.8 @ | --- @ | --- @ |
| 19日 | 2.9 | 27.8 | 30.2 | 25.9 | 8.1 | 17.9 | 4.8 @ | --- @ | --- @ |
| 20日 | 2.9 | 27.8 | 30.1 | 25.9 | 8.1 | 17.9 | 4.8 @ | --- @ | --- @ |
| 21日 | 2.8 | 27.7 | 30.1 | 25.8 | 8.1 | 17.8 | 4.8 @ | --- @ | --- @ |
| 22日 | 2.8 | 27.7 | 30.0 | 25.8 | 8.1 | 17.7 | 4.8 @ | --- @ | --- @ |
| 23日 | 2.8 | 27.7 | 30.0 | 25.8 | 8.0 | 17.6 | 4.7 @ | --- @ | --- @ |
| 24日 | 2.7 | 27.6 | 30.0 | 25.8 | 8.0 | 17.6 | 4.7 @ | --- @ | --- @ |
| 25日 | 2.7 | 27.6 | 29.9 | 25.7 | 8.0 | 17.5 | 4.7 @ | --- @ | --- @ |
| 26日 | 2.6 | 27.5 | 29.9 | 25.7 | 8.0 | 17.4 | 4.7 @ | --- @ | --- @ |
| 27日 | 2.6 | 27.5 | 29.8 | 25.7 | 8.0 | 17.3 | 4.7 @ | --- @ | --- @ |
| 28日 | 2.6 | 27.5 | 29.7 | 25.6 | 8.0 | 17.2 | 4.6 @ | --- @ | --- @ |
| 29日 | 2.6 | 27.4 | 29.7 | 25.6 | 8.0 | 17.1 | 4.6 @ | --- @ | --- @ |
| 30日 | 2.6 | 27.4 | 29.6 | 25.6 | 7.9 | 17.0 | 4.6 @ | --- @ | --- @ |
| 31日 | 2.7 | 27.3 | 29.6 | 25.5 | 7.9 | 16.8 | 4.5 @ | --- @ | --- @ |
- 「@」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。