平年値（旬ごとの値）
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江差（檜山地方) 平年値（旬ごとの値）
| 要素 | 海面気圧 (hPa) | 降水量 (mm) | 平均気温 (℃) | 日最高気温 (℃) | 日最低気温 (℃) | 相対湿度 (%) | 平均風速 (m/s) | 日照時間 (時) | 全天日射量 (MJ/㎡) | 降雪の深さ合計 (cm) | 最深積雪 (cm) | 雲量 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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～ 2007 | |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 0 | 30 | 30 | 17 | |
| 1月 | 上旬 | 1013.1 | 29.9 | 0.0 | 2.3 | -2.6 | 67 | 7.6 | 9.2 | /// | 21 | 10 | 9.3 @ |
| 中旬 | 1015.8 | 25.0 | -0.9 | 1.4 | -3.5 | 68 | 6.8 | 11.2 | /// | 25 | 14 | 9.1 @ | |
| 下旬 | 1014.3 | 30.0 | -0.9 | 1.6 | -3.8 | 67 | 6.8 | 14.5 | /// | 30 | 17 | 9.2 @ | |
| 2月 | 上旬 | 1013.8 | 23.4 | -0.9 | 1.5 | -3.6 | 67 | 6.9 | 14.7 | /// | 24 | 18 | 9.2 @ |
| 中旬 | 1014.7 | 24.9 | -0.3 | 2.1 | -3.0 | 67 | 7.1 | 18.5 | /// | 23 | 20 | 9.0 @ | |
| 下旬 | 1016.5 | 20.1 | 0.8 | 3.5 | -2.2 | 66 | 5.9 | 24.2 | /// | 13 | 14 | 8.4 @ | |
| 3月 | 上旬 | 1014.7 | 24.8 | 1.3 | 4.1 | -1.7 | 66 | 6.1 | 33.2 | /// | 15 | 12 | 8.1 @ |
| 中旬 | 1014.1 | 20.9 | 2.9 | 6.0 | -0.2 | 66 | 5.9 | 37.7 | /// | 7 | 5 | 8.0 @ | |
| 下旬 | 1014.0 | 17.8 | 4.2 | 7.2 | 1.1 | 66 | 5.5 | 52.4 | /// | 4 | 3 | 7.7 @ | |
| 4月 | 上旬 | 1013.6 | 18.9 | 6.1 | 9.3 | 2.8 | 68 | 4.8 | 54.3 | /// | 1 | 1 | 7.3 @ |
| 中旬 | 1012.9 | 29.1 | 7.5 | 11.1 | 4.0 | 69 | 4.4 | 59.1 | /// | 0 | --- | 6.9 @ | |
| 下旬 | 1012.4 | 26.7 | 9.3 | 12.8 | 5.8 | 73 | 4.0 | 56.5 | /// | --- | --- | 7.1 @ | |
| 5月 | 上旬 | 1011.7 | 41.9 | 10.9 | 14.5 | 7.4 | 74 | 3.7 | 58.2 | /// | --- | --- | 7.4 @ |
| 中旬 | 1011.3 | 26.8 | 12.0 | 15.4 | 8.7 | 77 | 3.1 | 54.9 | /// | --- | --- | 7.5 @ | |
| 下旬 | 1010.6 | 29.3 | 13.8 | 17.4 | 10.5 | 78 | 2.7 | 66.3 | /// | --- | --- | 7.2 @ | |
| 6月 | 上旬 | 1010.6 | 21.5 | 15.1 | 18.7 | 11.9 | 78 | 2.6 | 59.7 | /// | --- | --- | 7.5 @ |
| 中旬 | 1008.9 | 30.0 | 16.4 | 19.8 | 13.5 | 80 | 2.5 | 51.2 | /// | --- | --- | 7.8 @ | |
| 下旬 | 1008.0 | 27.2 | 17.7 | 21.0 | 14.9 | 81 | 2.5 | 52.5 | /// | --- | --- | 7.9 @ | |
| 7月 | 上旬 | 1008.0 | 44.9 | 19.2 | 22.5 | 16.6 | 82 | 2.4 | 44.0 | /// | --- | --- | 8.4 @ |
| 中旬 | 1008.3 | 36.9 | 20.3 | 23.6 | 17.8 | 83 | 2.5 | 43.8 | /// | --- | --- | 8.2 @ | |
| 下旬 | 1009.0 | 44.6 | 22.1 | 25.3 | 19.5 | 82 | 2.7 | 50.7 | /// | --- | --- | 8.0 @ | |
| 8月 | 上旬 | 1009.7 | 52.2 | 22.8 | 25.9 | 20.2 | 82 | 2.6 | 51.4 | /// | --- | --- | 7.9 @ |
| 中旬 | 1009.6 | 52.3 | 22.8 | 26.1 | 19.9 | 80 | 2.6 | 53.6 | /// | --- | --- | 7.4 @ | |
| 下旬 | 1010.5 | 62.5 | 22.3 | 25.7 | 19.2 | 78 | 2.8 | 60.2 | /// | --- | --- | 7.4 @ | |
| 9月 | 上旬 | 1011.3 | 48.8 | 21.5 | 24.9 | 18.1 | 77 | 2.9 | 56.0 | /// | --- | --- | 7.3 @ |
| 中旬 | 1013.3 | 49.5 | 19.7 | 23.1 | 16.1 | 74 | 3.1 | 51.8 | /// | --- | --- | 7.4 @ | |
| 下旬 | 1015.5 | 37.4 | 17.5 | 21.2 | 13.6 | 72 | 3.4 | 54.5 | /// | --- | --- | 6.8 @ | |
| 10月 | 上旬 | 1015.6 | 40.0 | 15.7 | 19.3 | 11.9 | 71 | 3.8 | 48.4 | /// | --- | --- | 7.0 @ |
| 中旬 | 1016.7 | 31.3 | 13.6 | 17.2 | 9.6 | 68 | 4.5 | 49.1 | /// | --- | --- | 6.8 @ | |
| 下旬 | 1016.9 | 34.3 | 11.9 | 15.1 | 8.2 | 68 | 4.9 | 40.9 | /// | --- | --- | 7.5 @ | |
| 11月 | 上旬 | 1016.7 | 35.4 | 10.0 | 13.1 | 6.5 | 67 | 5.9 | 28.9 | /// | 0 | 0 | 7.9 @ |
| 中旬 | 1016.7 | 47.5 | 7.2 | 10.3 | 3.8 | 67 | 6.1 | 20.3 | /// | 1 | 1 | 8.6 @ | |
| 下旬 | 1017.6 | 35.7 | 5.2 | 8.0 | 2.1 | 66 | 6.6 | 16.7 | /// | 4 | 2 | 8.7 @ | |
| 12月 | 上旬 | 1016.8 | 34.4 | 2.9 | 5.7 | 0.1 | 67 | 6.8 | 12.8 | /// | 13 | 6 | 8.9 @ |
| 中旬 | 1015.7 | 37.3 | 1.3 | 3.8 | -1.4 | 68 | 7.4 | 9.5 | /// | 18 | 9 | 9.2 @ | |
| 下旬 | 1014.1 | 37.8 | 0.8 | 3.3 | -2.0 | 67 | 7.4 | 10.8 | /// | 17 | 10 | 9.2 @ | |
- 「@」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。