平年値（旬ごとの値）
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八尾（大阪府) 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 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | 2003～ 2020 | /// | /// | /// | |
| 資料年数 | 18 | 18 | 18 | 18 | 18 | 0 | 0 | 0 | |
| 1月 | 上旬 | 9.9 | 5.8 | 9.7 | 1.6 | 3.1 | /// | /// | /// |
| 中旬 | 13.3 | 5.4 | 9.3 | 1.2 | 3.2 | /// | /// | /// | |
| 下旬 | 24.0 | 5.4 | 9.2 | 1.5 | 3.2 | /// | /// | /// | |
| 2月 | 上旬 | 14.8 | 5.4 | 9.3 | 1.2 | 3.1 | /// | /// | /// |
| 中旬 | 23.3 | 6.1 | 10.3 | 1.9 | 3.0 | /// | /// | /// | |
| 下旬 | 24.2 | 7.8 | 12.3 | 3.2 | 2.7 | /// | /// | /// | |
| 3月 | 上旬 | 36.7 | 8.5 | 12.8 | 4.2 | 3.1 | /// | /// | /// |
| 中旬 | 31.3 | 9.5 | 14.6 | 4.4 | 3.0 | /// | /// | /// | |
| 下旬 | 31.9 | 10.7 | 15.8 | 5.8 | 3.0 | /// | /// | /// | |
| 4月 | 上旬 | 30.8 | 13.1 | 18.4 | 8.0 | 3.0 | /// | /// | /// |
| 中旬 | 31.6 | 15.1 | 20.1 | 10.2 | 2.9 | /// | /// | /// | |
| 下旬 | 25.9 | 16.5 | 21.5 | 11.2 | 2.9 | /// | /// | /// | |
| 5月 | 上旬 | 30.3 | 18.9 | 24.1 | 13.8 | 2.7 | /// | /// | /// |
| 中旬 | 47.3 | 19.6 | 24.6 | 14.6 | 2.8 | /// | /// | /// | |
| 下旬 | 40.2 | 21.5 | 26.4 | 16.8 | 2.8 | /// | /// | /// | |
| 6月 | 上旬 | 27.5 | 22.5 | 27.4 | 18.2 | 2.6 | /// | /// | /// |
| 中旬 | 63.2 | 23.8 | 28.3 | 20.0 | 2.6 | /// | /// | /// | |
| 下旬 | 58.3 | 25.4 | 29.6 | 21.8 | 2.5 | /// | /// | /// | |
| 7月 | 上旬 | 75.6 | 26.5 | 30.6 | 23.2 | 2.5 | /// | /// | /// |
| 中旬 | 57.8 | 27.9 | 31.9 | 24.4 | 2.8 | /// | /// | /// | |
| 下旬 | 36.4 | 28.6 | 33.0 | 24.9 | 2.7 | /// | /// | /// | |
| 8月 | 上旬 | 28.6 | 29.5 | 34.2 | 25.7 | 2.9 | /// | /// | /// |
| 中旬 | 33.9 | 29.4 | 34.1 | 25.5 | 2.8 | /// | /// | /// | |
| 下旬 | 40.5 | 28.3 | 32.9 | 24.6 | 2.8 | /// | /// | /// | |
| 9月 | 上旬 | 50.9 | 27.0 | 31.6 | 23.4 | 2.6 | /// | /// | /// |
| 中旬 | 37.9 | 25.5 | 30.0 | 21.6 | 2.6 | /// | /// | /// | |
| 下旬 | 48.6 | 23.1 | 27.7 | 19.1 | 2.4 | /// | /// | /// | |
| 10月 | 上旬 | 41.1 | 21.4 | 26.0 | 17.3 | 2.5 | /// | /// | /// |
| 中旬 | 50.4 | 19.2 | 23.8 | 15.0 | 2.3 | /// | /// | /// | |
| 下旬 | 50.6 | 17.1 | 21.8 | 12.8 | 2.3 | /// | /// | /// | |
| 11月 | 上旬 | 18.4 | 15.6 | 20.4 | 11.0 | 2.1 | /// | /// | /// |
| 中旬 | 35.1 | 13.2 | 17.5 | 8.9 | 2.4 | /// | /// | /// | |
| 下旬 | 18.4 | 11.6 | 15.9 | 7.2 | 2.3 | /// | /// | /// | |
| 12月 | 上旬 | 16.8 | 9.4 | 13.8 | 5.1 | 2.8 | /// | /// | /// |
| 中旬 | 16.6 | 7.8 | 11.6 | 3.8 | 3.2 | /// | /// | /// | |
| 下旬 | 23.6 | 6.9 | 10.9 | 2.8 | 3.2 | /// | /// | /// | |