平年値（旬ごとの値）
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瀬戸（愛媛県) 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 | 1997～ 2020 | 1997～ 2020 | 1997～ 2020 | 1997～ 2020 | 1997～ 2020 | 1998～ 2020 | /// | /// | |
| 資料年数 | 24 | 24 | 24 | 24 | 24 | 23 | 0 | 0 | |
| 1月 | 上旬 | 14.0 | 7.2 | 9.4 | 5.2 | 4.5 | 38.3 | /// | /// |
| 中旬 | 24.2 | 6.7 | 8.8 | 4.7 | 4.3 | 38.8 | /// | /// | |
| 下旬 | 26.9 | 6.2 | 8.4 | 4.0 | 4.3 | 44.7 | /// | /// | |
| 2月 | 上旬 | 19.8 | 6.4 | 8.7 | 4.2 | 4.3 | 45.1 | /// | /// |
| 中旬 | 25.3 | 7.0 | 9.5 | 4.7 | 4.4 | 47.3 | /// | /// | |
| 下旬 | 29.9 | 8.4 | 11.1 | 6.0 | 4.2 | 45.8 | /// | /// | |
| 3月 | 上旬 | 38.1 | 8.5 | 11.2 | 6.0 | 4.3 | 52.7 | /// | /// |
| 中旬 | 31.6 | 9.9 | 13.1 | 7.0 | 4.6 | 61.4 | /// | /// | |
| 下旬 | 40.8 | 10.7 | 13.8 | 7.9 | 4.4 | 72.7 | /// | /// | |
| 4月 | 上旬 | 44.0 | 12.6 | 16.1 | 9.6 | 4.7 | 64.7 | /// | /// |
| 中旬 | 37.4 | 14.0 | 17.5 | 11.2 | 4.9 | 65.5 | /// | /// | |
| 下旬 | 36.8 | 15.1 | 18.6 | 12.2 | 5.1 | 71.7 | /// | /// | |
| 5月 | 上旬 | 47.8 | 17.1 | 20.7 | 14.1 | 5.1 | 70.3 | /// | /// |
| 中旬 | 56.8 | 17.7 | 21.1 | 14.8 | 4.8 | 69.1 | /// | /// | |
| 下旬 | 51.2 | 19.0 | 22.5 | 16.2 | 4.6 | 74.2 | /// | /// | |
| 6月 | 上旬 | 50.4 | 19.9 | 23.3 | 17.3 | 4.2 | 61.0 | /// | /// |
| 中旬 | 106.0 | 21.0 | 24.1 | 18.6 | 4.3 | 52.9 | /// | /// | |
| 下旬 | 129.4 | 22.1 | 24.9 | 20.1 | 4.8 | 36.5 | /// | /// | |
| 7月 | 上旬 | 117.7 | 23.7 | 26.6 | 21.7 | 5.2 | 48.0 | /// | /// |
| 中旬 | 64.7 | 24.8 | 27.8 | 22.7 | 5.1 | 61.9 | /// | /// | |
| 下旬 | 36.3 | 25.9 | 29.1 | 23.7 | 5.0 | 85.4 | /// | /// | |
| 8月 | 上旬 | 27.4 | 26.6 | 30.2 | 24.3 | 4.5 | 86.3 | /// | /// |
| 中旬 | 34.5 | 26.4 | 29.8 | 24.1 | 4.4 | 76.9 | /// | /// | |
| 下旬 | 41.9 | 25.7 | 28.9 | 23.5 | 4.5 | 74.5 | /// | /// | |
| 9月 | 上旬 | 56.6 | 24.6 | 27.7 | 22.6 | 4.3 | 63.9 | /// | /// |
| 中旬 | 80.6 | 23.7 | 26.6 | 21.6 | 3.8 | 59.5 | /// | /// | |
| 下旬 | 56.6 | 22.0 | 24.6 | 20.0 | 3.4 | 54.7 | /// | /// | |
| 10月 | 上旬 | 43.4 | 21.0 | 23.5 | 18.9 | 3.5 | 55.5 | /// | /// |
| 中旬 | 45.3 | 19.2 | 21.6 | 17.2 | 3.2 | 57.9 | /// | /// | |
| 下旬 | 49.9 | 17.6 | 20.0 | 15.6 | 3.4 | 57.6 | /// | /// | |
| 11月 | 上旬 | 32.9 | 16.2 | 18.6 | 14.0 | 3.4 | 51.1 | /// | /// |
| 中旬 | 30.3 | 14.2 | 16.6 | 12.0 | 3.8 | 46.2 | /// | /// | |
| 下旬 | 22.6 | 12.9 | 15.1 | 10.8 | 3.6 | 42.7 | /// | /// | |
| 12月 | 上旬 | 30.3 | 10.7 | 13.0 | 8.6 | 4.0 | 40.7 | /// | /// |
| 中旬 | 22.4 | 9.0 | 11.1 | 6.9 | 4.4 | 35.4 | /// | /// | |
| 下旬 | 21.7 | 8.1 | 10.4 | 6.1 | 4.4 | 41.2 | /// | /// | |