平年値（旬ごとの値）
 |
 |  |
 |  |  |  |
西野牧（群馬県) 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 | 5.4 | 1.5 | 7.9 | -3.4 | 1.5 | 68.8 | /// | /// |
| 中旬 | 10.5 | 1.0 | 7.1 | -3.6 | 1.5 | 66.9 | /// | /// | |
| 下旬 | 11.9 | 0.9 | 7.0 | -3.8 | 1.5 | 73.7 | /// | /// | |
| 2月 | 上旬 | 5.8 | 1.1 | 7.5 | -3.8 | 1.6 | 72.4 | /// | /// |
| 中旬 | 14.2 | 1.9 | 8.3 | -3.2 | 1.6 | 69.0 | /// | /// | |
| 下旬 | 8.3 | 3.0 | 9.5 | -2.2 | 1.6 | 58.3 | /// | /// | |
| 3月 | 上旬 | 18.6 | 4.0 | 10.3 | -1.2 | 1.5 | 64.5 | /// | /// |
| 中旬 | 13.4 | 5.2 | 12.2 | -0.6 | 1.5 | 70.2 | /// | /// | |
| 下旬 | 25.6 | 6.6 | 13.4 | 0.8 | 1.5 | 73.6 | /// | /// | |
| 4月 | 上旬 | 26.5 | 9.0 | 16.0 | 2.8 | 1.5 | 71.6 | /// | /// |
| 中旬 | 27.9 | 10.9 | 17.8 | 4.9 | 1.4 | 65.5 | /// | /// | |
| 下旬 | 20.8 | 12.8 | 19.7 | 6.5 | 1.3 | 67.4 | /// | /// | |
| 5月 | 上旬 | 26.4 | 14.7 | 21.6 | 8.7 | 1.2 | 64.7 | /// | /// |
| 中旬 | 35.5 | 15.6 | 22.1 | 10.0 | 1.1 | 64.7 | /// | /// | |
| 下旬 | 44.2 | 17.3 | 23.7 | 11.8 | 1.0 | 72.2 | /// | /// | |
| 6月 | 上旬 | 33.4 | 18.4 | 24.3 | 13.3 | 1.0 | 60.5 | /// | /// |
| 中旬 | 67.1 | 19.5 | 24.7 | 15.4 | 0.8 | 45.5 | /// | /// | |
| 下旬 | 62.6 | 20.7 | 25.5 | 17.0 | 0.8 | 37.2 | /// | /// | |
| 7月 | 上旬 | 69.0 | 22.2 | 27.2 | 18.5 | 0.8 | 41.8 | /// | /// |
| 中旬 | 64.1 | 23.3 | 28.8 | 19.5 | 0.8 | 48.5 | /// | /// | |
| 下旬 | 70.0 | 24.3 | 29.8 | 20.4 | 0.8 | 62.3 | /// | /// | |
| 8月 | 上旬 | 53.8 | 25.0 | 30.9 | 20.8 | 0.8 | 62.2 | /// | /// |
| 中旬 | 65.5 | 24.3 | 29.8 | 20.7 | 0.8 | 49.0 | /// | /// | |
| 下旬 | 69.7 | 23.5 | 28.8 | 19.9 | 0.7 | 51.7 | /// | /// | |
| 9月 | 上旬 | 82.0 | 22.2 | 27.5 | 18.7 | 0.7 | 43.3 | /// | /// |
| 中旬 | 69.8 | 20.5 | 25.7 | 16.9 | 0.7 | 42.5 | /// | /// | |
| 下旬 | 51.0 | 17.8 | 23.1 | 14.0 | 0.7 | 40.6 | /// | /// | |
| 10月 | 上旬 | 62.4 | 16.4 | 21.8 | 12.6 | 0.7 | 40.7 | /// | /// |
| 中旬 | 53.4 | 14.4 | 20.3 | 10.1 | 0.8 | 48.3 | /// | /// | |
| 下旬 | 42.2 | 12.1 | 18.3 | 7.7 | 0.9 | 60.7 | /// | /// | |
| 11月 | 上旬 | 10.8 | 10.1 | 16.9 | 5.2 | 1.0 | 59.5 | /// | /// |
| 中旬 | 17.8 | 8.0 | 14.7 | 3.1 | 1.1 | 59.0 | /// | /// | |
| 下旬 | 11.9 | 6.5 | 13.3 | 1.6 | 1.2 | 61.6 | /// | /// | |
| 12月 | 上旬 | 8.1 | 4.7 | 11.5 | -0.2 | 1.3 | 60.6 | /// | /// |
| 中旬 | 5.3 | 3.2 | 9.9 | -1.6 | 1.4 | 64.8 | /// | /// | |
| 下旬 | 7.4 | 2.1 | 8.7 | -2.6 | 1.5 | 72.8 | /// | /// | |