平年値（旬ごとの値）
 |
 |  |
 |  |  |  |
笠間（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 | 11.1 | 2.6 | 9.7 | -3.4 | 1.3 | 66.9 | /// | /// |
| 中旬 | 16.6 | 2.3 | 9.0 | -3.4 | 1.2 | 65.7 | /// | /// | |
| 下旬 | 22.6 | 2.4 | 9.0 | -3.4 | 1.4 | 73.2 | /// | /// | |
| 2月 | 上旬 | 10.8 | 2.4 | 9.2 | -3.6 | 1.3 | 66.9 | /// | /// |
| 中旬 | 23.0 | 3.3 | 9.9 | -2.6 | 1.3 | 65.1 | /// | /// | |
| 下旬 | 15.7 | 4.5 | 10.9 | -1.5 | 1.5 | 55.8 | /// | /// | |
| 3月 | 上旬 | 36.4 | 5.5 | 11.8 | -0.3 | 1.5 | 57.8 | /// | /// |
| 中旬 | 22.1 | 6.9 | 13.7 | 0.3 | 1.6 | 67.0 | /// | /// | |
| 下旬 | 39.1 | 8.1 | 14.5 | 1.8 | 1.6 | 67.7 | /// | /// | |
| 4月 | 上旬 | 43.7 | 10.2 | 16.9 | 3.7 | 1.6 | 66.0 | /// | /// |
| 中旬 | 38.5 | 12.1 | 18.6 | 6.0 | 1.6 | 60.2 | /// | /// | |
| 下旬 | 39.8 | 13.9 | 20.4 | 7.7 | 1.4 | 64.4 | /// | /// | |
| 5月 | 上旬 | 35.6 | 15.8 | 22.0 | 10.0 | 1.3 | 63.1 | /// | /// |
| 中旬 | 48.0 | 16.7 | 22.5 | 11.4 | 1.1 | 60.6 | /// | /// | |
| 下旬 | 53.3 | 18.4 | 24.3 | 13.2 | 1.1 | 69.8 | /// | /// | |
| 6月 | 上旬 | 38.0 | 19.3 | 24.8 | 14.5 | 1.0 | 58.0 | /// | /// |
| 中旬 | 55.5 | 20.6 | 25.5 | 16.6 | 1.0 | 42.4 | /// | /// | |
| 下旬 | 49.7 | 21.7 | 26.3 | 18.1 | 0.9 | 34.9 | /// | /// | |
| 7月 | 上旬 | 64.7 | 23.3 | 28.2 | 19.5 | 0.9 | 44.2 | /// | /// |
| 中旬 | 53.7 | 24.4 | 29.5 | 20.6 | 0.9 | 47.9 | /// | /// | |
| 下旬 | 43.5 | 25.4 | 30.6 | 21.6 | 0.9 | 59.6 | /// | /// | |
| 8月 | 上旬 | 33.6 | 26.2 | 31.7 | 22.2 | 0.9 | 67.4 | /// | /// |
| 中旬 | 40.5 | 25.7 | 30.9 | 21.8 | 0.9 | 56.5 | /// | /// | |
| 下旬 | 54.8 | 25.0 | 30.1 | 21.1 | 0.9 | 55.8 | /// | /// | |
| 9月 | 上旬 | 51.3 | 24.0 | 29.2 | 20.2 | 1.0 | 49.2 | /// | /// |
| 中旬 | 71.0 | 22.3 | 27.5 | 18.2 | 1.0 | 45.6 | /// | /// | |
| 下旬 | 67.7 | 19.6 | 24.9 | 15.4 | 1.1 | 42.1 | /// | /// | |
| 10月 | 上旬 | 74.5 | 18.3 | 23.5 | 14.0 | 1.0 | 41.8 | /// | /// |
| 中旬 | 52.9 | 16.3 | 21.9 | 11.7 | 1.0 | 46.3 | /// | /// | |
| 下旬 | 53.3 | 14.1 | 20.0 | 9.0 | 1.0 | 56.6 | /// | /// | |
| 11月 | 上旬 | 21.3 | 12.1 | 18.4 | 6.6 | 0.9 | 55.2 | /// | /// |
| 中旬 | 30.3 | 10.1 | 16.4 | 4.5 | 1.0 | 52.8 | /// | /// | |
| 下旬 | 24.4 | 8.3 | 14.7 | 2.7 | 1.0 | 54.0 | /// | /// | |
| 12月 | 上旬 | 16.7 | 6.3 | 12.8 | 0.7 | 1.0 | 53.9 | /// | /// |
| 中旬 | 12.0 | 4.5 | 11.4 | -1.2 | 1.1 | 61.0 | /// | /// | |
| 下旬 | 16.7 | 3.4 | 10.4 | -2.5 | 1.2 | 69.1 | /// | /// | |