平年値（旬ごとの値）
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真岡（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 | 7.9 | 1.8 | 9.1 | -4.8 | 1.3 | 68.4 | /// | /// |
| 中旬 | 10.7 | 1.4 | 8.3 | -4.9 | 1.3 | 66.3 | /// | /// | |
| 下旬 | 16.1 | 1.6 | 8.3 | -4.8 | 1.4 | 71.5 | /// | /// | |
| 2月 | 上旬 | 7.9 | 1.9 | 8.7 | -4.7 | 1.4 | 69.3 | /// | /// |
| 中旬 | 17.9 | 2.8 | 9.6 | -3.7 | 1.5 | 68.6 | /// | /// | |
| 下旬 | 11.4 | 4.0 | 10.5 | -2.3 | 1.7 | 56.4 | /// | /// | |
| 3月 | 上旬 | 28.0 | 5.1 | 11.6 | -1.1 | 1.8 | 60.2 | /// | /// |
| 中旬 | 16.7 | 6.6 | 13.3 | -0.2 | 1.8 | 66.0 | /// | /// | |
| 下旬 | 35.6 | 7.9 | 14.3 | 1.3 | 1.9 | 68.4 | /// | /// | |
| 4月 | 上旬 | 40.4 | 10.0 | 16.7 | 3.4 | 1.9 | 64.1 | /// | /// |
| 中旬 | 33.2 | 12.0 | 18.5 | 5.7 | 1.9 | 59.4 | /// | /// | |
| 下旬 | 34.2 | 13.9 | 20.5 | 7.4 | 1.7 | 62.4 | /// | /// | |
| 5月 | 上旬 | 33.2 | 15.9 | 21.9 | 10.0 | 1.6 | 61.6 | /// | /// |
| 中旬 | 45.7 | 16.9 | 22.6 | 11.5 | 1.6 | 59.3 | /// | /// | |
| 下旬 | 55.3 | 18.6 | 24.4 | 13.6 | 1.6 | 67.3 | /// | /// | |
| 6月 | 上旬 | 36.1 | 19.5 | 25.0 | 14.7 | 1.5 | 57.9 | /// | /// |
| 中旬 | 56.3 | 20.8 | 25.7 | 16.8 | 1.4 | 41.9 | /// | /// | |
| 下旬 | 54.8 | 21.8 | 26.4 | 18.3 | 1.3 | 32.6 | /// | /// | |
| 7月 | 上旬 | 67.6 | 23.3 | 28.2 | 19.7 | 1.3 | 41.9 | /// | /// |
| 中旬 | 65.7 | 24.4 | 29.4 | 20.7 | 1.3 | 44.7 | /// | /// | |
| 下旬 | 47.4 | 25.3 | 30.5 | 21.6 | 1.3 | 59.7 | /// | /// | |
| 8月 | 上旬 | 28.1 | 26.1 | 31.8 | 22.1 | 1.3 | 61.4 | /// | /// |
| 中旬 | 48.8 | 25.6 | 31.0 | 21.8 | 1.3 | 53.8 | /// | /// | |
| 下旬 | 64.3 | 24.8 | 30.0 | 21.0 | 1.2 | 54.0 | /// | /// | |
| 9月 | 上旬 | 50.7 | 23.9 | 29.1 | 20.2 | 1.3 | 46.8 | /// | /// |
| 中旬 | 71.2 | 22.1 | 27.3 | 18.1 | 1.2 | 43.2 | /// | /// | |
| 下旬 | 62.1 | 19.4 | 24.6 | 15.1 | 1.2 | 41.5 | /// | /// | |
| 10月 | 上旬 | 60.5 | 18.1 | 23.2 | 13.8 | 1.1 | 41.5 | /// | /// |
| 中旬 | 46.6 | 16.1 | 21.5 | 11.3 | 1.0 | 45.9 | /// | /// | |
| 下旬 | 45.9 | 13.7 | 19.6 | 8.3 | 1.0 | 57.7 | /// | /// | |
| 11月 | 上旬 | 20.6 | 11.5 | 17.9 | 5.7 | 1.0 | 55.5 | /// | /// |
| 中旬 | 23.5 | 9.4 | 15.8 | 3.5 | 1.0 | 54.8 | /// | /// | |
| 下旬 | 22.9 | 7.6 | 14.1 | 1.7 | 1.1 | 56.0 | /// | /// | |
| 12月 | 上旬 | 15.3 | 5.5 | 12.1 | -0.4 | 1.2 | 56.6 | /// | /// |
| 中旬 | 10.0 | 3.7 | 10.7 | -2.5 | 1.2 | 63.4 | /// | /// | |
| 下旬 | 14.2 | 2.6 | 9.7 | -3.8 | 1.2 | 72.0 | /// | /// | |