平年値（旬ごとの値）
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前原（福岡県) 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 | 21.3 | 6.7 | 10.5 | 2.5 | 2.3 | 35.3 | /// | /// |
| 中旬 | 27.7 | 6.3 | 9.9 | 2.3 | 2.2 | 30.2 | /// | /// | |
| 下旬 | 29.8 | 5.8 | 9.5 | 2.0 | 2.4 | 37.8 | /// | /// | |
| 2月 | 上旬 | 17.9 | 6.0 | 10.0 | 1.8 | 2.4 | 38.5 | /// | /// |
| 中旬 | 27.9 | 7.0 | 11.1 | 2.6 | 2.4 | 43.2 | /// | /// | |
| 下旬 | 28.1 | 8.1 | 12.5 | 3.3 | 2.3 | 39.3 | /// | /// | |
| 3月 | 上旬 | 38.0 | 8.7 | 12.9 | 4.2 | 2.5 | 46.9 | /// | /// |
| 中旬 | 34.4 | 10.0 | 14.7 | 5.0 | 2.5 | 52.9 | /// | /// | |
| 下旬 | 36.7 | 11.1 | 15.6 | 6.4 | 2.3 | 59.4 | /// | /// | |
| 4月 | 上旬 | 42.1 | 12.9 | 17.7 | 7.8 | 2.3 | 59.9 | /// | /// |
| 中旬 | 35.2 | 14.4 | 19.3 | 9.3 | 2.4 | 61.6 | /// | /// | |
| 下旬 | 39.7 | 16.0 | 21.2 | 10.9 | 2.2 | 65.4 | /// | /// | |
| 5月 | 上旬 | 39.8 | 18.0 | 23.1 | 13.2 | 2.3 | 62.4 | /// | /// |
| 中旬 | 49.0 | 18.8 | 23.9 | 14.0 | 2.1 | 64.0 | /// | /// | |
| 下旬 | 34.6 | 20.1 | 25.2 | 15.4 | 2.0 | 71.9 | /// | /// | |
| 6月 | 上旬 | 37.4 | 21.3 | 26.1 | 17.2 | 2.0 | 54.4 | /// | /// |
| 中旬 | 82.7 | 22.6 | 26.8 | 19.1 | 2.1 | 48.6 | /// | /// | |
| 下旬 | 123.2 | 23.9 | 27.7 | 20.9 | 2.3 | 33.7 | /// | /// | |
| 7月 | 上旬 | 148.7 | 25.6 | 29.2 | 22.6 | 2.4 | 41.6 | /// | /// |
| 中旬 | 92.4 | 26.9 | 30.8 | 23.7 | 2.3 | 56.1 | /// | /// | |
| 下旬 | 53.0 | 27.8 | 31.9 | 24.4 | 1.9 | 77.2 | /// | /// | |
| 8月 | 上旬 | 49.5 | 28.3 | 32.6 | 24.7 | 2.1 | 73.8 | /// | /// |
| 中旬 | 73.1 | 27.8 | 31.9 | 24.5 | 2.0 | 65.0 | /// | /// | |
| 下旬 | 88.4 | 26.8 | 31.0 | 23.3 | 1.9 | 64.1 | /// | /// | |
| 9月 | 上旬 | 66.4 | 25.3 | 29.5 | 21.9 | 1.9 | 55.5 | /// | /// |
| 中旬 | 63.7 | 23.9 | 28.2 | 20.3 | 2.0 | 54.5 | /// | /// | |
| 下旬 | 58.0 | 22.0 | 26.3 | 18.2 | 2.0 | 52.0 | /// | /// | |
| 10月 | 上旬 | 35.0 | 20.5 | 25.1 | 16.3 | 1.9 | 53.9 | /// | /// |
| 中旬 | 30.8 | 18.7 | 23.5 | 14.0 | 2.0 | 59.5 | /// | /// | |
| 下旬 | 29.1 | 16.7 | 21.4 | 12.1 | 1.9 | 58.1 | /// | /// | |
| 11月 | 上旬 | 31.8 | 15.1 | 20.0 | 10.4 | 1.8 | 50.9 | /// | /// |
| 中旬 | 35.8 | 13.2 | 17.7 | 8.6 | 1.9 | 41.7 | /// | /// | |
| 下旬 | 29.2 | 11.4 | 15.9 | 6.6 | 1.8 | 39.7 | /// | /// | |
| 12月 | 上旬 | 27.6 | 9.4 | 13.7 | 4.9 | 2.1 | 34.9 | /// | /// |
| 中旬 | 19.9 | 8.1 | 12.0 | 3.9 | 2.1 | 31.8 | /// | /// | |
| 下旬 | 24.1 | 7.4 | 11.5 | 2.9 | 2.2 | 37.4 | /// | /// | |