平年値（旬ごとの値）
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秩父（埼玉県) 平年値（旬ごとの値）
| 要素 | 海面気圧 (hPa) | 降水量 (mm) | 平均気温 (℃) | 日最高気温 (℃) | 日最低気温 (℃) | 相対湿度 (%) | 平均風速 (m/s) | 日照時間 (時) | 全天日射量 (MJ/㎡) | 降雪の深さ合計 (cm) | 最深積雪 (cm) | 雲量 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 統計期間 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | /// | 1991～ 2020 | 1991～ 2020 | 1991～ 1998 | |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 0 | 30 | 30 | 7 | |
| 1月 | 上旬 | 1015.8 | 7.2 | 2.0 | 9.5 | -3.8 | 64 | 1.7 | 68.8 | /// | 4 | 4 | /// |
| 中旬 | 1017.4 | 14.7 | 1.7 | 8.6 | -3.9 | 66 | 1.6 | 64.2 | /// | 5 | 5 | /// | |
| 下旬 | 1016.3 | 18.5 | 1.8 | 8.7 | -3.8 | 63 | 1.8 | 72.5 | /// | 6 | 7 | /// | |
| 2月 | 上旬 | 1015.7 | 7.2 | 2.0 | 9.2 | -3.8 | 62 | 1.8 | 70.1 | /// | 4 | 6 | /// |
| 中旬 | 1016.4 | 15.2 | 2.9 | 10.0 | -3.0 | 63 | 1.8 | 67.3 | /// | 7 | 7 | /// | |
| 下旬 | 1018.0 | 8.4 | 4.1 | 11.1 | -1.8 | 62 | 1.9 | 55.7 | /// | 1 | 2 | /// | |
| 3月 | 上旬 | 1015.7 | 26.4 | 5.2 | 11.8 | -0.5 | 66 | 1.9 | 59.6 | /// | 4 | 3 | /// |
| 中旬 | 1015.7 | 14.2 | 6.6 | 13.8 | 0.4 | 63 | 1.9 | 64.9 | /// | 1 | 1 | /// | |
| 下旬 | 1015.2 | 28.3 | 7.9 | 14.7 | 1.9 | 65 | 1.9 | 65.2 | /// | 1 | 1 | /// | |
| 4月 | 上旬 | 1014.6 | 32.4 | 10.3 | 17.3 | 3.8 | 65 | 2.0 | 64.1 | /// | 0 | 0 | /// |
| 中旬 | 1013.6 | 35.2 | 12.2 | 19.0 | 6.1 | 67 | 1.9 | 58.9 | /// | 0 | 0 | /// | |
| 下旬 | 1013.3 | 20.4 | 14.2 | 21.1 | 7.9 | 67 | 1.9 | 63.7 | /// | --- | --- | /// | |
| 5月 | 上旬 | 1012.5 | 25.8 | 16.1 | 22.9 | 10.0 | 69 | 1.8 | 60.4 | /// | --- | --- | /// |
| 中旬 | 1011.8 | 29.6 | 16.9 | 23.3 | 11.3 | 72 | 1.7 | 54.6 | /// | --- | --- | /// | |
| 下旬 | 1010.6 | 47.1 | 18.7 | 25.0 | 13.2 | 73 | 1.6 | 63.5 | /// | --- | --- | /// | |
| 6月 | 上旬 | 1010.3 | 33.8 | 19.7 | 25.6 | 14.6 | 75 | 1.6 | 53.4 | /// | --- | --- | /// |
| 中旬 | 1008.3 | 65.2 | 20.8 | 25.9 | 16.7 | 80 | 1.5 | 38.9 | /// | --- | --- | /// | |
| 下旬 | 1007.7 | 46.3 | 21.9 | 26.6 | 18.2 | 83 | 1.4 | 31.0 | /// | --- | --- | /// | |
| 7月 | 上旬 | 1007.9 | 61.8 | 23.4 | 28.3 | 19.6 | 83 | 1.5 | 35.8 | /// | --- | --- | /// |
| 中旬 | 1008.1 | 57.2 | 24.6 | 29.9 | 20.7 | 82 | 1.5 | 43.1 | /// | --- | --- | /// | |
| 下旬 | 1009.2 | 73.0 | 25.6 | 31.0 | 21.5 | 80 | 1.5 | 54.5 | /// | --- | --- | /// | |
| 8月 | 上旬 | 1009.7 | 38.7 | 26.3 | 32.2 | 21.9 | 79 | 1.5 | 58.9 | /// | --- | --- | /// |
| 中旬 | 1009.3 | 71.1 | 25.6 | 31.1 | 21.8 | 81 | 1.5 | 47.7 | /// | --- | --- | /// | |
| 下旬 | 1010.3 | 78.6 | 24.8 | 29.9 | 21.0 | 81 | 1.4 | 46.6 | /// | --- | --- | /// | |
| 9月 | 上旬 | 1011.0 | 88.1 | 23.6 | 28.7 | 19.9 | 82 | 1.4 | 40.0 | /// | --- | --- | /// |
| 中旬 | 1013.0 | 76.7 | 21.7 | 26.7 | 18.0 | 83 | 1.3 | 38.1 | /// | --- | --- | /// | |
| 下旬 | 1015.4 | 72.0 | 19.0 | 24.0 | 15.2 | 83 | 1.3 | 35.5 | /// | --- | --- | /// | |
| 10月 | 上旬 | 1016.0 | 83.4 | 17.7 | 22.6 | 13.9 | 83 | 1.2 | 35.6 | /// | --- | --- | /// |
| 中旬 | 1017.4 | 67.5 | 15.6 | 20.9 | 11.5 | 83 | 1.2 | 40.8 | /// | --- | --- | /// | |
| 下旬 | 1018.1 | 53.2 | 13.3 | 19.2 | 8.7 | 82 | 1.2 | 52.3 | /// | --- | --- | /// | |
| 11月 | 上旬 | 1018.9 | 12.1 | 11.2 | 17.8 | 6.0 | 80 | 1.2 | 54.3 | /// | --- | --- | /// |
| 中旬 | 1018.6 | 18.8 | 9.0 | 15.7 | 3.9 | 79 | 1.2 | 53.4 | /// | --- | --- | /// | |
| 下旬 | 1019.3 | 16.6 | 7.3 | 14.2 | 2.0 | 78 | 1.2 | 55.9 | /// | --- | --- | /// | |
| 12月 | 上旬 | 1018.6 | 11.5 | 5.4 | 12.5 | 0.0 | 75 | 1.3 | 56.4 | /// | 0 | 0 | /// |
| 中旬 | 1017.9 | 6.6 | 3.8 | 11.2 | -1.7 | 70 | 1.5 | 62.9 | /// | 0 | 0 | /// | |
| 下旬 | 1016.8 | 12.5 | 2.8 | 10.2 | -2.9 | 67 | 1.6 | 73.0 | /// | 2 | 1 | /// | |
- 「@」の付いた値は、参考値です。平年差や平年比に利用できません。