平年値（旬ごとの値）
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糸魚川（新潟県) 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 | 129.7 | 4.3 | 7.7 | 1.4 | 3.3 | 15.5 | /// | /// |
| 中旬 | 107.0 | 3.5 | 6.8 | 0.8 | 2.9 | 16.4 | /// | /// | |
| 下旬 | 118.2 | 3.2 | 6.5 | 0.4 | 3.1 | 20.9 | /// | /// | |
| 2月 | 上旬 | 93.7 | 3.1 | 6.7 | 0.2 | 3.0 | 26.8 | /// | /// |
| 中旬 | 79.0 | 3.7 | 7.4 | 0.7 | 3.0 | 28.0 | /// | /// | |
| 下旬 | 52.8 | 4.7 | 8.5 | 1.2 | 2.8 | 30.5 | /// | /// | |
| 3月 | 上旬 | 72.0 | 5.4 | 9.5 | 2.0 | 2.7 | 36.9 | /// | /// |
| 中旬 | 64.2 | 6.7 | 11.1 | 2.8 | 2.7 | 46.2 | /// | /// | |
| 下旬 | 68.3 | 7.8 | 12.1 | 3.9 | 2.5 | 52.2 | /// | /// | |
| 4月 | 上旬 | 53.1 | 9.9 | 14.3 | 5.8 | 2.5 | 57.7 | /// | /// |
| 中旬 | 36.5 | 11.9 | 16.4 | 7.7 | 2.6 | 58.3 | /// | /// | |
| 下旬 | 45.4 | 13.7 | 18.2 | 9.4 | 2.4 | 63.9 | /// | /// | |
| 5月 | 上旬 | 44.3 | 15.6 | 20.2 | 11.4 | 2.3 | 63.7 | /// | /// |
| 中旬 | 41.1 | 16.5 | 20.7 | 12.6 | 2.2 | 64.9 | /// | /// | |
| 下旬 | 35.1 | 18.4 | 22.5 | 14.7 | 2.1 | 76.7 | /// | /// | |
| 6月 | 上旬 | 20.5 | 19.6 | 23.4 | 16.2 | 1.9 | 66.6 | /// | /// |
| 中旬 | 54.1 | 20.7 | 24.2 | 17.7 | 1.9 | 51.2 | /// | /// | |
| 下旬 | 93.4 | 22.0 | 25.4 | 19.2 | 1.8 | 42.6 | /// | /// | |
| 7月 | 上旬 | 94.6 | 23.6 | 27.0 | 20.9 | 1.8 | 43.3 | /// | /// |
| 中旬 | 94.2 | 24.7 | 28.1 | 22.0 | 1.8 | 48.6 | /// | /// | |
| 下旬 | 49.0 | 26.6 | 30.1 | 23.7 | 1.8 | 67.3 | /// | /// | |
| 8月 | 上旬 | 37.4 | 27.4 | 31.0 | 24.4 | 1.9 | 73.0 | /// | /// |
| 中旬 | 80.8 | 26.7 | 30.4 | 23.6 | 1.9 | 62.3 | /// | /// | |
| 下旬 | 105.1 | 25.8 | 29.5 | 22.8 | 2.0 | 59.9 | /// | /// | |
| 9月 | 上旬 | 74.6 | 24.7 | 28.4 | 21.7 | 2.0 | 49.5 | /// | /// |
| 中旬 | 86.2 | 22.9 | 26.6 | 19.8 | 2.1 | 45.3 | /// | /// | |
| 下旬 | 90.6 | 20.8 | 24.7 | 17.6 | 2.4 | 44.1 | /// | /// | |
| 10月 | 上旬 | 70.6 | 19.3 | 23.2 | 16.0 | 2.4 | 42.0 | /// | /// |
| 中旬 | 75.5 | 17.3 | 21.4 | 14.1 | 2.5 | 45.8 | /// | /// | |
| 下旬 | 86.2 | 15.4 | 19.4 | 12.0 | 2.6 | 46.2 | /// | /// | |
| 11月 | 上旬 | 93.0 | 13.5 | 17.6 | 10.0 | 2.6 | 39.1 | /// | /// |
| 中旬 | 128.6 | 11.5 | 15.6 | 8.0 | 2.8 | 30.5 | /// | /// | |
| 下旬 | 119.4 | 9.9 | 13.9 | 6.5 | 2.8 | 30.1 | /// | /// | |
| 12月 | 上旬 | 126.8 | 8.0 | 11.9 | 4.7 | 3.0 | 24.9 | /// | /// |
| 中旬 | 147.3 | 6.2 | 9.9 | 3.2 | 3.2 | 19.7 | /// | /// | |
| 下旬 | 133.3 | 5.3 | 8.8 | 2.3 | 3.3 | 22.1 | /// | /// | |