平年値（旬ごとの値）
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友ケ島（和歌山県) 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 | 1998～ 2020 | 1998～ 2020 | 1998～ 2020 | 1998～ 2020 | 1998～ 2020 | 1998～ 2020 | /// | /// | |
| 資料年数 | 23 | 23 | 23 | 23 | 23 | 23 | 0 | 0 | |
| 1月 | 上旬 | 8.3 | 7.4 | 10.6 | 5.0 | 4.2 | 52.8 | /// | /// |
| 中旬 | 10.8 | 6.7 | 9.7 | 4.4 | 4.1 | 51.2 | /// | /// | |
| 下旬 | 22.4 | 6.3 | 9.5 | 3.8 | 4.0 | 54.1 | /// | /// | |
| 2月 | 上旬 | 14.7 | 6.2 | 9.4 | 3.6 | 3.9 | 51.2 | /// | /// |
| 中旬 | 22.0 | 6.6 | 10.0 | 4.0 | 4.1 | 53.6 | /// | /// | |
| 下旬 | 20.9 | 7.8 | 11.3 | 5.1 | 3.9 | 46.6 | /// | /// | |
| 3月 | 上旬 | 31.3 | 8.4 | 12.0 | 5.7 | 4.1 | 55.6 | /// | /// |
| 中旬 | 26.1 | 9.4 | 13.4 | 6.3 | 4.5 | 63.4 | /// | /// | |
| 下旬 | 29.4 | 10.5 | 14.6 | 7.4 | 4.2 | 70.5 | /// | /// | |
| 4月 | 上旬 | 26.7 | 12.4 | 16.7 | 9.2 | 4.4 | 65.9 | /// | /// |
| 中旬 | 30.7 | 14.2 | 18.2 | 11.2 | 4.7 | 64.8 | /// | /// | |
| 下旬 | 26.2 | 15.3 | 19.3 | 12.2 | 4.8 | 68.9 | /// | /// | |
| 5月 | 上旬 | 27.0 | 17.3 | 21.4 | 14.4 | 4.9 | 70.4 | /// | /// |
| 中旬 | 51.1 | 18.1 | 22.0 | 15.2 | 4.7 | 71.2 | /// | /// | |
| 下旬 | 48.2 | 19.6 | 23.6 | 16.7 | 4.2 | 78.4 | /// | /// | |
| 6月 | 上旬 | 28.6 | 20.6 | 24.5 | 17.9 | 3.9 | 66.4 | /// | /// |
| 中旬 | 58.6 | 21.6 | 25.2 | 19.4 | 4.1 | 57.9 | /// | /// | |
| 下旬 | 77.2 | 22.8 | 26.0 | 20.8 | 4.7 | 41.8 | /// | /// | |
| 7月 | 上旬 | 62.2 | 24.2 | 27.3 | 22.3 | 5.5 | 51.0 | /// | /// |
| 中旬 | 58.0 | 25.4 | 28.9 | 23.3 | 5.3 | 63.4 | /// | /// | |
| 下旬 | 28.2 | 26.4 | 30.4 | 24.2 | 5.0 | 86.2 | /// | /// | |
| 8月 | 上旬 | 43.2 | 27.2 | 31.4 | 24.8 | 4.8 | 91.3 | /// | /// |
| 中旬 | 31.1 | 27.4 | 31.5 | 25.0 | 4.5 | 79.2 | /// | /// | |
| 下旬 | 31.3 | 26.7 | 30.8 | 24.3 | 4.4 | 78.0 | /// | /// | |
| 9月 | 上旬 | 59.9 | 25.7 | 29.8 | 23.3 | 4.0 | 62.0 | /// | /// |
| 中旬 | 58.7 | 24.9 | 28.8 | 22.5 | 3.9 | 62.0 | /// | /// | |
| 下旬 | 59.9 | 23.0 | 26.7 | 20.5 | 3.5 | 52.7 | /// | /// | |
| 10月 | 上旬 | 51.9 | 21.7 | 25.2 | 19.2 | 3.7 | 56.5 | /// | /// |
| 中旬 | 70.3 | 19.7 | 23.1 | 17.4 | 3.5 | 56.4 | /// | /// | |
| 下旬 | 52.5 | 18.0 | 21.1 | 15.6 | 3.4 | 59.6 | /// | /// | |
| 11月 | 上旬 | 30.2 | 16.7 | 19.9 | 14.2 | 3.4 | 55.9 | /// | /// |
| 中旬 | 41.8 | 14.4 | 17.3 | 11.9 | 3.7 | 47.9 | /// | /// | |
| 下旬 | 17.9 | 13.0 | 16.0 | 10.5 | 3.5 | 49.9 | /// | /// | |
| 12月 | 上旬 | 21.2 | 11.0 | 14.1 | 8.6 | 3.8 | 50.7 | /// | /// |
| 中旬 | 20.4 | 9.3 | 12.2 | 7.0 | 4.1 | 45.8 | /// | /// | |
| 下旬 | 20.4 | 8.3 | 11.4 | 6.0 | 4.1 | 53.1 | /// | /// | |