平年値（旬ごとの値）
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越谷（埼玉県) 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 | 9.8 | 4.5 | 10.1 | -0.4 | 1.6 | 66.0 | /// | /// |
| 中旬 | 18.1 | 4.1 | 9.3 | -0.6 | 1.6 | 63.1 | /// | /// | |
| 下旬 | 22.6 | 4.1 | 9.4 | -0.6 | 1.7 | 71.3 | /// | /// | |
| 2月 | 上旬 | 11.5 | 4.4 | 9.8 | -0.3 | 1.8 | 65.2 | /// | /// |
| 中旬 | 21.2 | 5.2 | 10.7 | 0.3 | 1.8 | 63.2 | /// | /// | |
| 下旬 | 14.8 | 6.2 | 11.6 | 1.3 | 1.9 | 53.3 | /// | /// | |
| 3月 | 上旬 | 36.0 | 7.2 | 12.4 | 2.4 | 1.9 | 56.8 | /// | /// |
| 中旬 | 20.1 | 8.8 | 14.4 | 3.5 | 2.0 | 65.2 | /// | /// | |
| 下旬 | 38.5 | 9.9 | 15.3 | 4.8 | 2.0 | 63.3 | /// | /// | |
| 4月 | 上旬 | 40.9 | 12.1 | 17.8 | 6.7 | 2.0 | 64.0 | /// | /// |
| 中旬 | 37.6 | 13.9 | 19.6 | 8.7 | 2.0 | 58.2 | /// | /// | |
| 下旬 | 31.4 | 15.7 | 21.3 | 10.5 | 1.9 | 61.8 | /// | /// | |
| 5月 | 上旬 | 29.7 | 17.5 | 23.1 | 12.6 | 1.9 | 58.5 | /// | /// |
| 中旬 | 46.4 | 18.3 | 23.5 | 13.7 | 1.7 | 57.2 | /// | /// | |
| 下旬 | 48.3 | 20.1 | 25.5 | 15.5 | 1.7 | 67.4 | /// | /// | |
| 6月 | 上旬 | 38.4 | 21.0 | 26.0 | 16.7 | 1.6 | 55.2 | /// | /// |
| 中旬 | 55.6 | 22.0 | 26.7 | 18.3 | 1.6 | 40.7 | /// | /// | |
| 下旬 | 50.2 | 23.0 | 27.4 | 19.6 | 1.5 | 33.1 | /// | /// | |
| 7月 | 上旬 | 53.9 | 24.7 | 29.4 | 21.1 | 1.6 | 42.3 | /// | /// |
| 中旬 | 41.2 | 26.0 | 30.8 | 22.2 | 1.6 | 49.3 | /// | /// | |
| 下旬 | 38.5 | 26.9 | 31.9 | 23.2 | 1.6 | 61.8 | /// | /// | |
| 8月 | 上旬 | 29.1 | 27.8 | 33.1 | 23.9 | 1.6 | 65.8 | /// | /// |
| 中旬 | 52.1 | 27.2 | 32.2 | 23.5 | 1.6 | 58.5 | /// | /// | |
| 下旬 | 53.1 | 26.4 | 31.2 | 22.7 | 1.5 | 57.0 | /// | /// | |
| 9月 | 上旬 | 66.1 | 25.4 | 30.2 | 21.8 | 1.6 | 48.9 | /// | /// |
| 中旬 | 65.6 | 23.5 | 28.2 | 19.9 | 1.5 | 45.1 | /// | /// | |
| 下旬 | 65.4 | 20.9 | 25.4 | 17.3 | 1.5 | 40.7 | /// | /// | |
| 10月 | 上旬 | 87.2 | 19.6 | 23.9 | 16.0 | 1.5 | 39.8 | /// | /// |
| 中旬 | 62.1 | 17.6 | 22.2 | 13.8 | 1.3 | 42.1 | /// | /// | |
| 下旬 | 54.1 | 15.6 | 20.3 | 11.5 | 1.4 | 54.3 | /// | /// | |
| 11月 | 上旬 | 22.9 | 13.6 | 18.6 | 9.2 | 1.2 | 52.7 | /// | /// |
| 中旬 | 31.3 | 11.6 | 16.5 | 7.2 | 1.3 | 49.2 | /// | /// | |
| 下旬 | 24.4 | 9.8 | 14.8 | 5.3 | 1.3 | 51.9 | /// | /// | |
| 12月 | 上旬 | 20.1 | 7.9 | 12.9 | 3.5 | 1.3 | 50.6 | /// | /// |
| 中旬 | 11.9 | 6.4 | 11.7 | 1.7 | 1.4 | 56.2 | /// | /// | |
| 下旬 | 18.3 | 5.3 | 10.8 | 0.5 | 1.5 | 67.7 | /// | /// | |