平年値（日ごとの値）
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南鳥島（東京都) 5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 | 2.6 | 25.2 | 28.0 | 23.3 | 8.4 | 23.0 | 5.6 @ | --- @ | --- @ |
| 2日 | 2.6 | 25.3 | 28.1 | 23.4 | 8.4 | 23.1 | 5.6 @ | --- @ | --- @ |
| 3日 | 2.7 | 25.4 | 28.2 | 23.4 | 8.4 | 23.2 | 5.6 @ | --- @ | --- @ |
| 4日 | 2.7 | 25.4 | 28.2 | 23.4 | 8.5 | 23.2 | 5.6 @ | --- @ | --- @ |
| 5日 | 2.7 | 25.5 | 28.3 | 23.5 | 8.5 | 23.3 | 5.6 @ | --- @ | --- @ |
| 6日 | 2.7 | 25.5 | 28.3 | 23.5 | 8.6 | 23.4 | 5.5 @ | --- @ | --- @ |
| 7日 | 2.7 | 25.6 | 28.4 | 23.6 | 8.6 | 23.5 | 5.5 @ | --- @ | --- @ |
| 8日 | 2.7 | 25.6 | 28.5 | 23.6 | 8.7 | 23.6 | 5.4 @ | --- @ | --- @ |
| 9日 | 2.8 | 25.7 | 28.5 | 23.7 | 8.7 | 23.7 | 5.4 @ | --- @ | --- @ |
| 10日 | 2.8 | 25.8 | 28.6 | 23.7 | 8.8 | 23.7 | 5.4 @ | --- @ | --- @ |
| 11日 | 2.8 | 25.8 | 28.6 | 23.7 | 8.8 | 23.7 | 5.4 @ | --- @ | --- @ |
| 12日 | 2.9 | 25.9 | 28.7 | 23.8 | 8.8 | 23.8 | 5.4 @ | --- @ | --- @ |
| 13日 | 3.1 | 25.9 | 28.7 | 23.8 | 8.8 | 23.8 | 5.4 @ | --- @ | --- @ |
| 14日 | 3.2 | 26.0 | 28.8 | 23.9 | 8.8 | 23.8 | 5.4 @ | --- @ | --- @ |
| 15日 | 3.4 | 26.0 | 28.8 | 23.9 | 8.8 | 23.7 | 5.4 @ | --- @ | --- @ |
| 16日 | 3.6 | 26.1 | 28.9 | 24.0 | 8.8 | 23.7 | 5.4 @ | --- @ | --- @ |
| 17日 | 3.8 | 26.1 | 29.0 | 24.0 | 8.9 | 23.7 | 5.4 @ | --- @ | --- @ |
| 18日 | 3.9 | 26.2 | 29.1 | 24.1 | 8.9 | 23.7 | 5.4 @ | --- @ | --- @ |
| 19日 | 4.0 | 26.3 | 29.1 | 24.1 | 8.9 | 23.7 | 5.4 @ | --- @ | --- @ |
| 20日 | 4.1 | 26.3 | 29.2 | 24.2 | 9.0 | 23.8 | 5.4 @ | --- @ | --- @ |
| 21日 | 4.1 | 26.4 | 29.3 | 24.3 | 9.0 | 23.8 | 5.4 @ | --- @ | --- @ |
| 22日 | 4.0 | 26.5 | 29.4 | 24.4 | 9.1 | 23.9 | 5.4 @ | --- @ | --- @ |
| 23日 | 3.9 | 26.6 | 29.5 | 24.4 | 9.1 | 24.0 | 5.4 @ | --- @ | --- @ |
| 24日 | 3.8 | 26.6 | 29.5 | 24.5 | 9.2 | 24.0 | 5.3 @ | --- @ | --- @ |
| 25日 | 3.6 | 26.7 | 29.6 | 24.6 | 9.3 | 24.1 | 5.3 @ | --- @ | --- @ |
| 26日 | 3.3 | 26.8 | 29.7 | 24.6 | 9.4 | 24.2 | 5.3 @ | --- @ | --- @ |
| 27日 | 3.1 | 26.8 | 29.7 | 24.7 | 9.5 | 24.3 | 5.2 @ | --- @ | --- @ |
| 28日 | 2.9 | 26.9 | 29.8 | 24.8 | 9.6 | 24.4 | 5.1 @ | --- @ | --- @ |
| 29日 | 2.7 | 27.0 | 29.9 | 24.8 | 9.6 | 24.6 | 5.1 @ | --- @ | --- @ |
| 30日 | 2.5 | 27.0 | 30.0 | 24.9 | 9.7 | 24.7 | 5.0 @ | --- @ | --- @ |
| 31日 | 2.4 | 27.1 | 30.0 | 24.9 | 9.8 | 24.8 | 5.0 @ | --- @ | --- @ |
- 「@」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。