平年値（旬ごとの値）
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土浦（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 | 9.5 | 4.2 | 9.9 | -0.8 | 1.6 | 64.2 | /// | /// |
| 中旬 | 16.7 | 3.8 | 9.1 | -1.0 | 1.6 | 62.9 | /// | /// | |
| 下旬 | 22.2 | 3.9 | 9.2 | -1.0 | 1.7 | 69.5 | /// | /// | |
| 2月 | 上旬 | 10.9 | 4.1 | 9.4 | -0.8 | 1.7 | 63.9 | /// | /// |
| 中旬 | 19.4 | 4.7 | 10.1 | -0.2 | 1.8 | 61.7 | /// | /// | |
| 下旬 | 15.5 | 5.7 | 10.9 | 0.9 | 1.8 | 51.0 | /// | /// | |
| 3月 | 上旬 | 33.8 | 6.8 | 11.9 | 2.1 | 1.8 | 54.6 | /// | /// |
| 中旬 | 20.2 | 8.3 | 13.7 | 3.1 | 1.9 | 63.7 | /// | /// | |
| 下旬 | 36.5 | 9.3 | 14.5 | 4.4 | 1.8 | 62.5 | /// | /// | |
| 4月 | 上旬 | 35.6 | 11.4 | 16.9 | 6.4 | 2.0 | 64.2 | /// | /// |
| 中旬 | 34.6 | 13.2 | 18.5 | 8.3 | 2.0 | 58.3 | /// | /// | |
| 下旬 | 34.9 | 14.9 | 20.3 | 10.0 | 1.8 | 62.3 | /// | /// | |
| 5月 | 上旬 | 30.7 | 16.7 | 21.9 | 12.2 | 1.9 | 59.3 | /// | /// |
| 中旬 | 45.5 | 17.4 | 22.3 | 13.2 | 1.8 | 55.7 | /// | /// | |
| 下旬 | 45.1 | 19.2 | 24.3 | 14.9 | 1.7 | 65.3 | /// | /// | |
| 6月 | 上旬 | 31.4 | 20.0 | 24.7 | 16.1 | 1.7 | 55.4 | /// | /// |
| 中旬 | 47.3 | 21.0 | 25.4 | 17.7 | 1.7 | 40.4 | /// | /// | |
| 下旬 | 44.8 | 22.1 | 26.1 | 18.9 | 1.6 | 32.8 | /// | /// | |
| 7月 | 上旬 | 51.9 | 23.7 | 28.1 | 20.4 | 1.7 | 42.8 | /// | /// |
| 中旬 | 37.3 | 24.9 | 29.5 | 21.5 | 1.7 | 48.2 | /// | /// | |
| 下旬 | 34.4 | 25.9 | 30.6 | 22.6 | 1.6 | 59.3 | /// | /// | |
| 8月 | 上旬 | 21.9 | 26.8 | 31.8 | 23.3 | 1.6 | 65.9 | /// | /// |
| 中旬 | 36.6 | 26.3 | 31.0 | 23.0 | 1.7 | 59.8 | /// | /// | |
| 下旬 | 40.7 | 25.6 | 30.2 | 22.4 | 1.7 | 57.3 | /// | /// | |
| 9月 | 上旬 | 50.3 | 24.7 | 29.2 | 21.5 | 1.7 | 50.1 | /// | /// |
| 中旬 | 60.8 | 23.0 | 27.3 | 19.7 | 1.6 | 45.7 | /// | /// | |
| 下旬 | 60.8 | 20.5 | 24.7 | 17.1 | 1.7 | 40.8 | /// | /// | |
| 10月 | 上旬 | 76.6 | 19.2 | 23.3 | 15.9 | 1.6 | 40.0 | /// | /// |
| 中旬 | 50.7 | 17.4 | 21.6 | 13.7 | 1.5 | 42.3 | /// | /// | |
| 下旬 | 50.4 | 15.4 | 19.9 | 11.2 | 1.5 | 54.2 | /// | /// | |
| 11月 | 上旬 | 21.6 | 13.4 | 18.3 | 8.8 | 1.3 | 51.9 | /// | /// |
| 中旬 | 30.7 | 11.4 | 16.3 | 6.9 | 1.3 | 48.9 | /// | /// | |
| 下旬 | 22.4 | 9.7 | 14.7 | 5.1 | 1.4 | 50.5 | /// | /// | |
| 12月 | 上旬 | 19.3 | 7.8 | 12.8 | 3.2 | 1.4 | 50.4 | /// | /// |
| 中旬 | 11.9 | 6.1 | 11.5 | 1.3 | 1.5 | 57.5 | /// | /// | |
| 下旬 | 16.2 | 5.0 | 10.5 | 0.1 | 1.6 | 66.6 | /// | /// | |