平年値（旬ごとの値）
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龍ケ崎（茨城県) 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 | 12.3 | 3.5 | 9.9 | -2.4 | 2.3 | 62.9 | /// | /// |
| 中旬 | 19.2 | 3.1 | 9.2 | -2.4 | 2.3 | 60.1 | /// | /// | |
| 下旬 | 23.4 | 3.2 | 9.2 | -2.2 | 2.5 | 67.8 | /// | /// | |
| 2月 | 上旬 | 13.6 | 3.5 | 9.5 | -2.0 | 2.5 | 62.0 | /// | /// |
| 中旬 | 23.6 | 4.3 | 10.2 | -1.2 | 2.7 | 59.7 | /// | /// | |
| 下旬 | 16.1 | 5.4 | 11.1 | -0.1 | 2.9 | 49.6 | /// | /// | |
| 3月 | 上旬 | 38.4 | 6.4 | 12.0 | 1.1 | 2.9 | 53.6 | /// | /// |
| 中旬 | 23.9 | 8.0 | 13.9 | 2.0 | 3.2 | 60.9 | /// | /// | |
| 下旬 | 41.1 | 9.1 | 14.6 | 3.5 | 3.0 | 59.8 | /// | /// | |
| 4月 | 上旬 | 37.6 | 11.2 | 17.0 | 5.4 | 3.3 | 61.4 | /// | /// |
| 中旬 | 37.2 | 13.0 | 18.6 | 7.5 | 3.4 | 55.8 | /// | /// | |
| 下旬 | 34.2 | 14.8 | 20.2 | 9.7 | 3.3 | 61.2 | /// | /// | |
| 5月 | 上旬 | 30.6 | 16.7 | 21.9 | 12.1 | 3.4 | 59.5 | /// | /// |
| 中旬 | 46.0 | 17.5 | 22.3 | 13.2 | 3.2 | 56.0 | /// | /// | |
| 下旬 | 46.0 | 19.1 | 24.3 | 14.9 | 3.1 | 64.4 | /// | /// | |
| 6月 | 上旬 | 31.9 | 20.0 | 24.8 | 16.0 | 2.7 | 53.2 | /// | /// |
| 中旬 | 56.5 | 21.0 | 25.4 | 17.6 | 2.9 | 40.0 | /// | /// | |
| 下旬 | 46.8 | 21.9 | 26.2 | 18.8 | 2.7 | 32.4 | /// | /// | |
| 7月 | 上旬 | 60.9 | 23.6 | 28.1 | 20.2 | 2.8 | 42.1 | /// | /// |
| 中旬 | 36.4 | 24.7 | 29.5 | 21.2 | 2.7 | 50.2 | /// | /// | |
| 下旬 | 30.8 | 25.6 | 30.7 | 22.2 | 2.6 | 63.4 | /// | /// | |
| 8月 | 上旬 | 26.2 | 26.4 | 31.7 | 22.7 | 2.5 | 67.1 | /// | /// |
| 中旬 | 33.0 | 25.9 | 30.9 | 22.4 | 2.6 | 59.4 | /// | /// | |
| 下旬 | 40.8 | 25.3 | 30.4 | 21.7 | 2.6 | 57.1 | /// | /// | |
| 9月 | 上旬 | 52.1 | 24.4 | 29.3 | 20.8 | 2.7 | 49.4 | /// | /// |
| 中旬 | 69.7 | 22.7 | 27.4 | 19.0 | 2.6 | 44.5 | /// | /// | |
| 下旬 | 60.2 | 20.2 | 24.8 | 16.3 | 2.7 | 40.1 | /// | /// | |
| 10月 | 上旬 | 93.4 | 18.9 | 23.5 | 15.1 | 2.6 | 40.1 | /// | /// |
| 中旬 | 60.8 | 17.0 | 21.9 | 12.8 | 2.4 | 41.1 | /// | /// | |
| 下旬 | 58.6 | 14.9 | 20.2 | 10.2 | 2.2 | 52.8 | /// | /// | |
| 11月 | 上旬 | 22.8 | 12.8 | 18.6 | 7.4 | 1.9 | 51.6 | /// | /// |
| 中旬 | 34.3 | 10.9 | 16.5 | 5.7 | 2.0 | 47.0 | /// | /// | |
| 下旬 | 29.8 | 9.0 | 14.8 | 3.7 | 2.0 | 49.2 | /// | /// | |
| 12月 | 上旬 | 22.6 | 7.1 | 13.0 | 1.8 | 2.0 | 48.9 | /// | /// |
| 中旬 | 13.5 | 5.3 | 11.5 | -0.2 | 2.0 | 55.0 | /// | /// | |
| 下旬 | 17.4 | 4.3 | 10.6 | -1.5 | 2.2 | 65.2 | /// | /// | |