平年値（旬ごとの値）
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大田原（栃木県) 平年値（旬ごとの値）
| 要素 | 降水量 (mm) | 平均気温 (℃) | 日最高気温 (℃) | 日最低気温 (℃) | 平均風速 (m/s) | 日照時間 (h) | 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 | /// | /// | |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 0 | 0 | |
| 1月 | 上旬 | 9.7 | 2.1 | 7.9 | -3.1 | 1.9 | 63.9 | /// | /// |
| 中旬 | 10.0 | 1.5 | 7.2 | -3.5 | 1.9 | 62.1 | /// | /// | |
| 下旬 | 15.3 | 1.5 | 7.1 | -3.6 | 2.0 | 68.1 | /// | /// | |
| 2月 | 上旬 | 7.4 | 1.8 | 7.6 | -3.4 | 2.1 | 66.1 | /// | /// |
| 中旬 | 16.1 | 2.5 | 8.4 | -2.7 | 2.2 | 65.9 | /// | /// | |
| 下旬 | 11.4 | 3.6 | 9.6 | -1.9 | 2.0 | 53.5 | /// | /// | |
| 3月 | 上旬 | 30.5 | 4.5 | 10.5 | -0.7 | 2.1 | 60.1 | /// | /// |
| 中旬 | 17.6 | 5.9 | 12.3 | -0.1 | 2.0 | 65.4 | /// | /// | |
| 下旬 | 36.0 | 7.1 | 13.4 | 1.2 | 2.1 | 68.5 | /// | /// | |
| 4月 | 上旬 | 34.7 | 9.3 | 15.7 | 3.2 | 2.0 | 63.7 | /// | /// |
| 中旬 | 36.0 | 11.4 | 17.7 | 5.7 | 2.0 | 60.2 | /// | /// | |
| 下旬 | 37.6 | 13.3 | 19.5 | 7.7 | 1.8 | 65.2 | /// | /// | |
| 5月 | 上旬 | 38.6 | 15.2 | 21.1 | 9.7 | 1.7 | 60.5 | /// | /// |
| 中旬 | 42.9 | 16.2 | 21.8 | 11.2 | 1.6 | 58.0 | /// | /// | |
| 下旬 | 57.9 | 17.9 | 23.7 | 13.0 | 1.5 | 65.9 | /// | /// | |
| 6月 | 上旬 | 38.4 | 18.9 | 24.4 | 14.2 | 1.4 | 56.8 | /// | /// |
| 中旬 | 66.1 | 20.0 | 24.9 | 16.1 | 1.3 | 40.4 | /// | /// | |
| 下旬 | 65.7 | 21.0 | 25.6 | 17.5 | 1.1 | 32.4 | /// | /// | |
| 7月 | 上旬 | 90.0 | 22.5 | 27.2 | 19.0 | 1.2 | 38.2 | /// | /// |
| 中旬 | 77.5 | 23.4 | 28.3 | 19.9 | 1.1 | 38.8 | /// | /// | |
| 下旬 | 69.9 | 24.4 | 29.6 | 20.7 | 1.1 | 51.4 | /// | /// | |
| 8月 | 上旬 | 63.8 | 25.1 | 30.9 | 21.3 | 1.1 | 55.3 | /// | /// |
| 中旬 | 65.9 | 24.6 | 29.9 | 20.9 | 1.1 | 47.1 | /// | /// | |
| 下旬 | 106.0 | 23.6 | 28.8 | 20.0 | 1.1 | 45.6 | /// | /// | |
| 9月 | 上旬 | 71.2 | 22.8 | 28.0 | 19.0 | 1.2 | 41.6 | /// | /// |
| 中旬 | 75.9 | 21.1 | 26.2 | 17.2 | 1.2 | 39.3 | /// | /// | |
| 下旬 | 62.5 | 18.5 | 23.7 | 14.1 | 1.3 | 39.4 | /// | /// | |
| 10月 | 上旬 | 60.0 | 17.2 | 22.3 | 13.0 | 1.4 | 39.5 | /// | /// |
| 中旬 | 51.9 | 15.3 | 20.7 | 10.5 | 1.4 | 45.3 | /// | /// | |
| 下旬 | 48.6 | 13.1 | 18.7 | 8.0 | 1.4 | 55.2 | /// | /// | |
| 11月 | 上旬 | 19.4 | 11.0 | 17.2 | 5.3 | 1.3 | 54.4 | /// | /// |
| 中旬 | 25.8 | 9.1 | 14.9 | 3.6 | 1.5 | 52.2 | /// | /// | |
| 下旬 | 25.9 | 7.4 | 13.3 | 2.0 | 1.5 | 54.8 | /// | /// | |
| 12月 | 上旬 | 15.5 | 5.4 | 11.3 | 0.2 | 1.6 | 54.0 | /// | /// |
| 中旬 | 10.2 | 3.8 | 9.7 | -1.5 | 1.7 | 59.1 | /// | /// | |
| 下旬 | 13.7 | 2.9 | 8.7 | -2.3 | 1.8 | 67.2 | /// | /// | |