平年値（旬ごとの値）
 |
 |  |
 |  |  |  |
古関（山梨県) 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 | 14.9 | 0.6 | 6.7 | -3.5 | 1.4 | 55.0 | /// | /// |
| 中旬 | 18.3 | 0.3 | 6.0 | -3.7 | 1.4 | 51.5 | /// | /// | |
| 下旬 | 23.6 | 0.1 | 6.0 | -4.3 | 1.5 | 62.5 | /// | /// | |
| 2月 | 上旬 | 14.6 | 0.7 | 6.8 | -4.0 | 1.5 | 55.3 | /// | /// |
| 中旬 | 24.5 | 1.8 | 8.2 | -3.1 | 1.5 | 55.5 | /// | /// | |
| 下旬 | 18.2 | 3.3 | 9.7 | -1.8 | 1.6 | 52.8 | /// | /// | |
| 3月 | 上旬 | 43.0 | 4.5 | 10.8 | -0.6 | 1.6 | 55.0 | /// | /// |
| 中旬 | 29.9 | 5.7 | 12.3 | 0.1 | 1.7 | 62.2 | /// | /// | |
| 下旬 | 49.0 | 7.2 | 13.7 | 1.6 | 1.7 | 66.0 | /// | /// | |
| 4月 | 上旬 | 43.8 | 9.6 | 16.4 | 3.6 | 1.8 | 66.1 | /// | /// |
| 中旬 | 47.2 | 11.5 | 18.2 | 5.7 | 1.8 | 64.2 | /// | /// | |
| 下旬 | 36.6 | 13.1 | 19.8 | 7.1 | 1.7 | 67.7 | /// | /// | |
| 5月 | 上旬 | 37.6 | 14.9 | 21.8 | 9.1 | 1.7 | 67.1 | /// | /// |
| 中旬 | 39.1 | 15.8 | 22.5 | 10.2 | 1.6 | 64.2 | /// | /// | |
| 下旬 | 51.4 | 17.1 | 23.9 | 11.8 | 1.5 | 73.8 | /// | /// | |
| 6月 | 上旬 | 29.4 | 18.2 | 24.6 | 13.1 | 1.4 | 60.7 | /// | /// |
| 中旬 | 60.3 | 19.6 | 25.3 | 15.2 | 1.3 | 50.8 | /// | /// | |
| 下旬 | 62.4 | 20.9 | 26.3 | 16.9 | 1.2 | 39.5 | /// | /// | |
| 7月 | 上旬 | 63.3 | 22.4 | 28.0 | 18.3 | 1.3 | 46.1 | /// | /// |
| 中旬 | 52.4 | 23.5 | 29.4 | 19.3 | 1.3 | 53.7 | /// | /// | |
| 下旬 | 55.9 | 24.2 | 30.6 | 19.8 | 1.3 | 69.1 | /// | /// | |
| 8月 | 上旬 | 49.2 | 24.7 | 31.5 | 20.2 | 1.3 | 69.5 | /// | /// |
| 中旬 | 52.5 | 24.4 | 30.8 | 20.0 | 1.3 | 64.1 | /// | /// | |
| 下旬 | 80.7 | 23.5 | 29.7 | 19.2 | 1.2 | 61.5 | /// | /// | |
| 9月 | 上旬 | 97.3 | 22.4 | 28.5 | 18.1 | 1.3 | 53.8 | /// | /// |
| 中旬 | 119.7 | 20.5 | 26.5 | 16.3 | 1.2 | 45.6 | /// | /// | |
| 下旬 | 92.2 | 17.9 | 23.7 | 13.9 | 1.1 | 38.2 | /// | /// | |
| 10月 | 上旬 | 94.2 | 16.4 | 22.0 | 12.5 | 1.1 | 41.8 | /// | /// |
| 中旬 | 72.3 | 14.4 | 20.2 | 10.3 | 1.1 | 43.3 | /// | /// | |
| 下旬 | 60.1 | 12.0 | 18.0 | 7.7 | 1.1 | 47.7 | /// | /// | |
| 11月 | 上旬 | 20.7 | 10.1 | 16.5 | 5.5 | 1.2 | 51.5 | /// | /// |
| 中旬 | 36.3 | 8.1 | 14.3 | 3.7 | 1.2 | 44.3 | /// | /// | |
| 下旬 | 33.4 | 6.5 | 12.6 | 2.1 | 1.3 | 46.4 | /// | /// | |
| 12月 | 上旬 | 24.4 | 4.5 | 10.5 | 0.3 | 1.4 | 48.7 | /// | /// |
| 中旬 | 14.9 | 2.7 | 8.7 | -1.5 | 1.4 | 52.1 | /// | /// | |
| 下旬 | 19.1 | 1.5 | 7.4 | -2.7 | 1.4 | 58.0 | /// | /// | |