平年値（日ごとの値）
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館山（千葉県) 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～ 2006 | 1991～ 2006 | 1991～ 2006 |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 0 | 16 | 16 | 16 |
| 1日 | 4.3 | 16.9 | 21.2 | 12.4 | 6.3 | /// | 6.9 @ | --- @ | --- @ |
| 2日 | 4.3 | 17.0 | 21.3 | 12.6 | 6.3 | /// | 6.9 @ | --- @ | --- @ |
| 3日 | 4.3 | 17.2 | 21.4 | 12.7 | 6.3 | /// | 7.0 @ | --- @ | --- @ |
| 4日 | 4.4 | 17.3 | 21.6 | 12.9 | 6.2 | /// | 7.1 @ | --- @ | --- @ |
| 5日 | 4.5 | 17.4 | 21.7 | 13.1 | 6.2 | /// | 7.2 @ | --- @ | --- @ |
| 6日 | 4.6 | 17.5 | 21.8 | 13.2 | 6.1 | /// | 7.3 @ | --- @ | --- @ |
| 7日 | 4.7 | 17.6 | 21.9 | 13.3 | 6.0 | /// | 7.3 @ | --- @ | --- @ |
| 8日 | 4.9 | 17.7 | 21.9 | 13.4 | 6.0 | /// | 7.4 @ | --- @ | --- @ |
| 9日 | 5.0 | 17.8 | 22.0 | 13.6 | 5.9 | /// | 7.5 @ | --- @ | --- @ |
| 10日 | 5.1 | 17.8 | 22.1 | 13.7 | 5.9 | /// | 7.6 @ | --- @ | --- @ |
| 11日 | 5.2 | 17.9 | 22.2 | 13.8 | 5.8 | /// | 7.6 @ | --- @ | --- @ |
| 12日 | 5.2 | 18.0 | 22.2 | 13.9 | 5.8 | /// | 7.6 @ | --- @ | --- @ |
| 13日 | 5.2 | 18.1 | 22.3 | 14.0 | 5.8 | /// | 7.6 @ | --- @ | --- @ |
| 14日 | 5.2 | 18.2 | 22.4 | 14.1 | 5.8 | /// | 7.6 @ | --- @ | --- @ |
| 15日 | 5.2 | 18.3 | 22.5 | 14.2 | 5.9 | /// | 7.6 @ | --- @ | --- @ |
| 16日 | 5.1 | 18.4 | 22.6 | 14.3 | 5.9 | /// | 7.5 @ | --- @ | --- @ |
| 17日 | 5.0 | 18.5 | 22.8 | 14.4 | 6.0 | /// | 7.5 @ | --- @ | --- @ |
| 18日 | 4.9 | 18.6 | 22.9 | 14.5 | 6.0 | /// | 7.4 @ | --- @ | --- @ |
| 19日 | 4.9 | 18.8 | 23.0 | 14.7 | 6.1 | /// | 7.4 @ | --- @ | --- @ |
| 20日 | 4.9 | 18.9 | 23.2 | 14.8 | 6.1 | /// | 7.3 @ | --- @ | --- @ |
| 21日 | 4.9 | 19.0 | 23.3 | 14.9 | 6.2 | /// | 7.3 @ | --- @ | --- @ |
| 22日 | 4.9 | 19.1 | 23.4 | 15.1 | 6.2 | /// | 7.2 @ | --- @ | --- @ |
| 23日 | 4.9 | 19.3 | 23.5 | 15.2 | 6.2 | /// | 7.2 @ | --- @ | --- @ |
| 24日 | 5.0 | 19.4 | 23.7 | 15.3 | 6.2 | /// | 7.2 @ | --- @ | --- @ |
| 25日 | 5.0 | 19.5 | 23.8 | 15.5 | 6.2 | /// | 7.2 @ | --- @ | --- @ |
| 26日 | 5.1 | 19.6 | 23.9 | 15.6 | 6.1 | /// | 7.3 @ | --- @ | --- @ |
| 27日 | 5.1 | 19.7 | 23.9 | 15.7 | 6.1 | /// | 7.3 @ | --- @ | --- @ |
| 28日 | 5.2 | 19.8 | 24.0 | 15.8 | 6.1 | /// | 7.4 @ | --- @ | --- @ |
| 29日 | 5.2 | 19.8 | 24.1 | 15.9 | 6.0 | /// | 7.4 @ | --- @ | --- @ |
| 30日 | 5.2 | 19.9 | 24.2 | 16.0 | 6.0 | /// | 7.5 @ | --- @ | --- @ |
| 31日 | 5.3 | 20.0 | 24.3 | 16.2 | 6.0 | /// | 7.5 @ | --- @ | --- @ |
- 「@」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。