平年値（旬ごとの値）
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防府（山口県) 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 | 14.4 | 5.4 | 10.2 | 1.1 | 1.8 | 44.9 | /// | /// |
| 中旬 | 19.9 | 5.1 | 9.7 | 0.8 | 1.8 | 44.7 | /// | /// | |
| 下旬 | 21.4 | 4.6 | 9.2 | 0.4 | 1.9 | 49.8 | /// | /// | |
| 2月 | 上旬 | 16.1 | 4.9 | 9.7 | 0.6 | 1.9 | 47.8 | /// | /// |
| 中旬 | 25.4 | 5.8 | 10.7 | 1.1 | 2.0 | 51.3 | /// | /// | |
| 下旬 | 27.4 | 7.1 | 12.0 | 2.2 | 2.0 | 44.4 | /// | /// | |
| 3月 | 上旬 | 36.1 | 7.7 | 12.6 | 2.9 | 2.1 | 52.7 | /// | /// |
| 中旬 | 36.5 | 9.1 | 14.4 | 3.8 | 2.2 | 58.3 | /// | /// | |
| 下旬 | 46.6 | 10.3 | 15.4 | 5.3 | 2.1 | 63.5 | /// | /// | |
| 4月 | 上旬 | 46.3 | 12.4 | 17.8 | 7.1 | 2.2 | 61.4 | /// | /// |
| 中旬 | 45.3 | 14.1 | 19.5 | 8.8 | 2.2 | 63.2 | /// | /// | |
| 下旬 | 51.2 | 15.6 | 20.9 | 10.2 | 2.3 | 66.2 | /// | /// | |
| 5月 | 上旬 | 63.2 | 17.7 | 23.0 | 12.6 | 2.3 | 66.4 | /// | /// |
| 中旬 | 69.7 | 18.5 | 23.8 | 13.4 | 2.2 | 68.2 | /// | /// | |
| 下旬 | 51.1 | 19.9 | 25.1 | 15.1 | 2.1 | 74.9 | /// | /// | |
| 6月 | 上旬 | 43.7 | 21.3 | 26.1 | 17.0 | 2.0 | 59.4 | /// | /// |
| 中旬 | 76.2 | 22.5 | 26.8 | 18.8 | 1.9 | 52.9 | /// | /// | |
| 下旬 | 121.9 | 23.4 | 27.1 | 20.5 | 2.0 | 36.2 | /// | /// | |
| 7月 | 上旬 | 149.3 | 24.9 | 28.8 | 22.0 | 2.0 | 41.2 | /// | /// |
| 中旬 | 100.9 | 26.3 | 30.4 | 23.1 | 2.1 | 54.0 | /// | /// | |
| 下旬 | 65.6 | 27.6 | 31.9 | 24.2 | 2.2 | 78.8 | /// | /// | |
| 8月 | 上旬 | 42.1 | 28.1 | 32.5 | 24.7 | 2.3 | 76.6 | /// | /// |
| 中旬 | 51.9 | 27.7 | 32.0 | 24.3 | 2.0 | 67.6 | /// | /// | |
| 下旬 | 53.7 | 26.8 | 31.1 | 23.3 | 2.1 | 68.4 | /// | /// | |
| 9月 | 上旬 | 51.5 | 25.6 | 30.0 | 22.0 | 2.0 | 60.5 | /// | /// |
| 中旬 | 48.7 | 24.1 | 28.7 | 20.2 | 1.9 | 56.9 | /// | /// | |
| 下旬 | 59.4 | 22.0 | 26.7 | 17.7 | 1.8 | 55.5 | /// | /// | |
| 10月 | 上旬 | 34.7 | 20.4 | 25.5 | 15.8 | 1.7 | 56.9 | /// | /// |
| 中旬 | 26.9 | 18.4 | 23.8 | 13.6 | 1.7 | 61.7 | /// | /// | |
| 下旬 | 27.9 | 16.2 | 21.5 | 11.3 | 1.6 | 64.6 | /// | /// | |
| 11月 | 上旬 | 25.2 | 14.4 | 19.9 | 9.5 | 1.6 | 55.9 | /// | /// |
| 中旬 | 28.1 | 12.5 | 17.6 | 7.7 | 1.7 | 49.1 | /// | /// | |
| 下旬 | 21.7 | 10.5 | 15.8 | 5.7 | 1.6 | 49.6 | /// | /// | |
| 12月 | 上旬 | 24.3 | 8.5 | 13.6 | 3.9 | 1.8 | 47.9 | /// | /// |
| 中旬 | 13.9 | 6.9 | 11.7 | 2.5 | 1.8 | 45.4 | /// | /// | |
| 下旬 | 16.8 | 6.2 | 11.2 | 1.8 | 1.8 | 50.3 | /// | /// | |