平年値（日ごとの値）
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江差（檜山地方) 8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～ 2007 | 1991～ 2020 | 1991～ 2020 |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 0 | 17 | 30 | 30 |
| 1日 | 4.6 | 22.6 | 25.7 | 20.0 | 4.9 | /// | 8.0 @ | --- | --- |
| 2日 | 4.7 | 22.6 | 25.8 | 20.0 | 5.0 | /// | 8.0 @ | --- | --- |
| 3日 | 4.8 | 22.7 | 25.8 | 20.1 | 5.0 | /// | 8.0 @ | --- | --- |
| 4日 | 5.0 | 22.7 | 25.9 | 20.1 | 5.1 | /// | 7.9 @ | --- | --- |
| 5日 | 5.1 | 22.7 | 25.9 | 20.1 | 5.1 | /// | 7.9 @ | --- | --- |
| 6日 | 5.2 | 22.8 | 25.9 | 20.1 | 5.1 | /// | 7.9 @ | --- | --- |
| 7日 | 5.3 | 22.8 | 26.0 | 20.1 | 5.2 | /// | 7.8 @ | --- | --- |
| 8日 | 5.4 | 22.8 | 26.0 | 20.1 | 5.2 | /// | 7.8 @ | --- | --- |
| 9日 | 5.4 | 22.8 | 26.0 | 20.1 | 5.2 | /// | 7.7 @ | --- | --- |
| 10日 | 5.5 | 22.8 | 26.0 | 20.1 | 5.2 | /// | 7.7 @ | --- | --- |
| 11日 | 5.5 | 22.8 | 26.0 | 20.1 | 5.2 | /// | 7.6 @ | --- | --- |
| 12日 | 5.5 | 22.8 | 26.0 | 20.1 | 5.3 | /// | 7.6 @ | --- | --- |
| 13日 | 5.5 | 22.8 | 26.0 | 20.0 | 5.3 | /// | 7.5 @ | --- | --- |
| 14日 | 5.5 | 22.8 | 26.0 | 20.0 | 5.3 | /// | 7.5 @ | --- | --- |
| 15日 | 5.5 | 22.8 | 26.0 | 19.9 | 5.3 | /// | 7.5 @ | --- | --- |
| 16日 | 5.6 | 22.7 | 26.0 | 19.9 | 5.3 | /// | 7.4 @ | --- | --- |
| 17日 | 5.6 | 22.7 | 26.0 | 19.8 | 5.3 | /// | 7.4 @ | --- | --- |
| 18日 | 5.7 | 22.7 | 26.0 | 19.7 | 5.3 | /// | 7.4 @ | --- | --- |
| 19日 | 5.8 | 22.6 | 26.0 | 19.7 | 5.3 | /// | 7.4 @ | --- | --- |
| 20日 | 5.8 | 22.6 | 25.9 | 19.6 | 5.4 | /// | 7.3 @ | --- | --- |
| 21日 | 5.8 | 22.5 | 25.9 | 19.5 | 5.4 | /// | 7.3 @ | --- | --- |
| 22日 | 5.8 | 22.5 | 25.9 | 19.4 | 5.4 | /// | 7.3 @ | --- | --- |
| 23日 | 5.8 | 22.5 | 25.8 | 19.4 | 5.5 | /// | 7.3 @ | --- | --- |
| 24日 | 5.7 | 22.4 | 25.8 | 19.3 | 5.5 | /// | 7.3 @ | --- | --- |
| 25日 | 5.6 | 22.3 | 25.8 | 19.2 | 5.6 | /// | 7.3 @ | --- | --- |
| 26日 | 5.5 | 22.3 | 25.7 | 19.1 | 5.6 | /// | 7.4 @ | --- | --- |
| 27日 | 5.3 | 22.2 | 25.7 | 19.0 | 5.7 | /// | 7.4 @ | --- | --- |
| 28日 | 5.2 | 22.2 | 25.6 | 19.0 | 5.7 | /// | 7.4 @ | --- | --- |
| 29日 | 5.1 | 22.1 | 25.6 | 18.9 | 5.7 | /// | 7.4 @ | --- | --- |
| 30日 | 5.0 | 22.0 | 25.5 | 18.8 | 5.7 | /// | 7.4 @ | --- | --- |
| 31日 | 5.0 | 22.0 | 25.4 | 18.7 | 5.7 | /// | 7.4 @ | --- | --- |
- 「@」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。