平年値（旬ごとの値）
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白石（佐賀県) 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 | 13.8 | 5.3 | 10.4 | 0.8 | 1.8 | 39.4 | /// | /// |
| 中旬 | 19.3 | 5.2 | 9.9 | 0.8 | 1.8 | 35.7 | /// | /// | |
| 下旬 | 20.6 | 4.7 | 9.5 | 0.3 | 1.8 | 42.2 | /// | /// | |
| 2月 | 上旬 | 19.3 | 5.1 | 10.3 | 0.4 | 2.0 | 42.2 | /// | /// |
| 中旬 | 24.9 | 6.2 | 11.4 | 1.4 | 2.0 | 45.3 | /// | /// | |
| 下旬 | 27.0 | 7.6 | 13.2 | 2.4 | 1.9 | 40.6 | /// | /// | |
| 3月 | 上旬 | 31.8 | 8.2 | 13.5 | 3.1 | 2.1 | 48.9 | /// | /// |
| 中旬 | 37.4 | 9.7 | 15.4 | 4.1 | 2.1 | 51.2 | /// | /// | |
| 下旬 | 40.6 | 10.9 | 16.4 | 5.6 | 2.0 | 58.2 | /// | /// | |
| 4月 | 上旬 | 46.9 | 12.9 | 18.9 | 7.3 | 2.1 | 56.8 | /// | /// |
| 中旬 | 43.7 | 14.5 | 20.5 | 8.8 | 2.1 | 59.9 | /// | /// | |
| 下旬 | 54.5 | 16.0 | 22.1 | 10.3 | 2.0 | 61.2 | /// | /// | |
| 5月 | 上旬 | 58.1 | 18.2 | 24.3 | 12.7 | 2.1 | 60.5 | /// | /// |
| 中旬 | 58.8 | 19.1 | 25.3 | 13.6 | 2.0 | 61.3 | /// | /// | |
| 下旬 | 38.0 | 20.6 | 26.8 | 15.2 | 2.0 | 66.1 | /// | /// | |
| 6月 | 上旬 | 44.6 | 22.0 | 27.9 | 17.2 | 2.0 | 48.0 | /// | /// |
| 中旬 | 103.5 | 23.2 | 28.1 | 19.2 | 2.1 | 41.7 | /// | /// | |
| 下旬 | 161.5 | 24.1 | 28.0 | 21.1 | 2.3 | 25.8 | /// | /// | |
| 7月 | 上旬 | 179.2 | 25.8 | 29.7 | 22.7 | 2.4 | 37.5 | /// | /// |
| 中旬 | 99.0 | 27.0 | 31.3 | 23.7 | 2.2 | 50.4 | /// | /// | |
| 下旬 | 75.8 | 28.0 | 32.8 | 24.4 | 1.9 | 73.7 | /// | /// | |
| 8月 | 上旬 | 55.9 | 28.3 | 33.6 | 24.6 | 1.9 | 71.4 | /// | /// |
| 中旬 | 73.0 | 27.9 | 32.8 | 24.3 | 1.8 | 64.4 | /// | /// | |
| 下旬 | 90.5 | 26.8 | 31.8 | 23.2 | 1.7 | 63.8 | /// | /// | |
| 9月 | 上旬 | 64.1 | 25.4 | 30.6 | 21.6 | 1.6 | 55.7 | /// | /// |
| 中旬 | 53.9 | 23.9 | 29.4 | 19.8 | 1.7 | 53.5 | /// | /// | |
| 下旬 | 53.2 | 21.9 | 27.4 | 17.7 | 1.5 | 50.5 | /// | /// | |
| 10月 | 上旬 | 29.8 | 20.2 | 26.0 | 15.5 | 1.6 | 53.1 | /// | /// |
| 中旬 | 27.1 | 18.3 | 24.6 | 13.0 | 1.6 | 58.4 | /// | /// | |
| 下旬 | 31.9 | 16.1 | 22.2 | 10.9 | 1.5 | 57.1 | /// | /// | |
| 11月 | 上旬 | 30.0 | 14.4 | 20.4 | 9.2 | 1.5 | 51.1 | /// | /// |
| 中旬 | 32.7 | 12.3 | 17.9 | 7.4 | 1.5 | 44.1 | /// | /// | |
| 下旬 | 23.2 | 10.3 | 16.0 | 5.3 | 1.5 | 44.6 | /// | /// | |
| 12月 | 上旬 | 26.8 | 8.3 | 13.7 | 3.6 | 1.6 | 40.3 | /// | /// |
| 中旬 | 15.6 | 6.8 | 11.7 | 2.3 | 1.7 | 37.8 | /// | /// | |
| 下旬 | 17.0 | 6.0 | 11.3 | 1.3 | 1.8 | 43.1 | /// | /// | |