平年値（旬ごとの値）
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山形（山形県) 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～ 2020 | 1991～ 2020 | |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | |
| 1月 | 上旬 | 1015.7 | 31.9 | 0.4 | 3.7 | -2.4 | 83 | 1.6 | 22.1 | 5.8 | 34 | 27 | 8.7 @ |
| 中旬 | 1017.8 | 25.6 | -0.3 | 3.1 | -3.3 | 81 | 1.5 | 28.7 | 6.7 | 29 | 30 | 8.3 @ | |
| 下旬 | 1016.6 | 30.3 | -0.4 | 3.1 | -3.4 | 81 | 1.6 | 28.9 | 7.2 | 39 | 36 | 8.4 @ | |
| 2月 | 上旬 | 1016.0 | 22.7 | -0.2 | 3.4 | -3.5 | 79 | 1.7 | 30.6 | 8.5 | 34 | 42 | 8.3 @ |
| 中旬 | 1016.9 | 24.8 | 0.3 | 4.3 | -3.0 | 77 | 1.7 | 34.3 | 9.5 | 26 | 36 | 8.2 @ | |
| 下旬 | 1018.6 | 15.6 | 1.3 | 5.8 | -2.6 | 74 | 1.7 | 34.9 | 11.0 | 18 | 28 | 7.6 @ | |
| 3月 | 上旬 | 1016.6 | 26.3 | 2.5 | 7.0 | -1.3 | 72 | 1.9 | 39.8 | 11.2 | 17 | 20 | 7.8 @ |
| 中旬 | 1016.4 | 22.0 | 3.9 | 9.3 | -0.5 | 69 | 2.0 | 46.8 | 12.8 | 11 | 12 | 7.4 @ | |
| 下旬 | 1016.0 | 23.9 | 5.4 | 10.9 | 0.7 | 66 | 1.9 | 54.3 | 13.8 | 7 | 6 | 7.2 @ | |
| 4月 | 上旬 | 1015.4 | 18.7 | 7.9 | 13.9 | 2.8 | 64 | 2.1 | 55.2 | 15.2 | 1 | 1 | 7.1 @ |
| 中旬 | 1014.3 | 22.4 | 10.2 | 16.5 | 4.6 | 61 | 2.1 | 57.4 | 16.1 | 1 | 1 | 7.2 @ | |
| 下旬 | 1013.7 | 22.7 | 12.5 | 18.9 | 6.6 | 60 | 2.0 | 63.3 | 17.4 | 0 | 0 | 6.9 @ | |
| 5月 | 上旬 | 1012.8 | 21.9 | 14.8 | 21.4 | 9.0 | 61 | 2.1 | 63.3 | 18.1 | 0 | --- | 7.1 @ |
| 中旬 | 1012.1 | 25.0 | 15.8 | 22.0 | 10.4 | 65 | 2.0 | 60.7 | 18.0 | --- | --- | 7.4 @ | |
| 下旬 | 1011.0 | 27.6 | 17.9 | 24.3 | 12.5 | 66 | 1.8 | 72.4 | 19.1 | --- | --- | 7.2 @ | |
| 6月 | 上旬 | 1010.6 | 20.7 | 19.2 | 25.4 | 14.0 | 67 | 1.8 | 67.9 | 20.1 | --- | --- | 7.3 @ |
| 中旬 | 1008.6 | 29.6 | 20.3 | 25.8 | 15.9 | 72 | 1.8 | 51.8 | 17.8 | --- | --- | 8.2 @ | |
| 下旬 | 1007.9 | 54.5 | 21.4 | 26.6 | 17.3 | 75 | 1.7 | 45.3 | 16.3 | --- | --- | 8.5 @ | |
| 7月 | 上旬 | 1008.1 | 57.9 | 22.8 | 27.7 | 19.0 | 77 | 1.7 | 41.2 | 15.6 | --- | --- | 8.5 @ |
| 中旬 | 1008.4 | 69.0 | 23.6 | 28.7 | 19.8 | 78 | 1.7 | 42.1 | 15.5 | --- | --- | 8.5 @ | |
| 下旬 | 1009.3 | 60.4 | 25.2 | 30.7 | 21.1 | 75 | 1.7 | 61.1 | 17.4 | --- | --- | 7.8 @ | |
| 8月 | 上旬 | 1009.8 | 39.9 | 26.0 | 31.7 | 21.7 | 74 | 1.7 | 60.9 | 17.8 | --- | --- | 7.4 @ |
| 中旬 | 1009.5 | 46.7 | 25.2 | 30.6 | 21.1 | 75 | 1.7 | 55.5 | 16.2 | --- | --- | 7.4 @ | |
| 下旬 | 1010.6 | 66.4 | 24.0 | 29.3 | 20.0 | 77 | 1.7 | 55.4 | 14.9 | --- | --- | 7.8 @ | |
| 9月 | 上旬 | 1011.5 | 36.7 | 23.0 | 28.4 | 19.0 | 76 | 1.7 | 48.7 | 14.3 | --- | --- | 7.6 @ |
| 中旬 | 1013.5 | 48.2 | 20.9 | 26.0 | 17.0 | 77 | 1.5 | 45.2 | 12.8 | --- | --- | 7.7 @ | |
| 下旬 | 1016.0 | 39.0 | 18.0 | 23.2 | 13.8 | 77 | 1.5 | 42.7 | 11.6 | --- | --- | 7.6 @ | |
| 10月 | 上旬 | 1016.4 | 36.2 | 16.4 | 21.7 | 12.2 | 77 | 1.6 | 41.2 | 10.8 | --- | --- | 7.6 @ |
| 中旬 | 1018.0 | 32.0 | 14.2 | 19.7 | 9.8 | 76 | 1.5 | 45.2 | 10.4 | --- | --- | 7.0 @ | |
| 下旬 | 1018.4 | 36.8 | 12.0 | 17.3 | 7.7 | 77 | 1.5 | 45.8 | 8.9 | --- | --- | 7.0 @ | |
| 11月 | 上旬 | 1019.0 | 22.5 | 9.9 | 15.3 | 5.3 | 76 | 1.6 | 40.9 | 8.1 | 0 | 0 | 6.7 @ |
| 中旬 | 1018.8 | 25.8 | 7.6 | 12.4 | 3.6 | 78 | 1.6 | 30.7 | 6.6 | 2 | 1 | 7.7 @ | |
| 下旬 | 1019.7 | 26.1 | 5.7 | 10.2 | 1.8 | 79 | 1.6 | 30.5 | 6.1 | 2 | 2 | 7.7 @ | |
| 12月 | 上旬 | 1018.8 | 25.0 | 3.8 | 8.0 | 0.5 | 81 | 1.6 | 25.0 | 5.5 | 7 | 5 | 8.2 @ |
| 中旬 | 1017.9 | 34.1 | 2.1 | 5.7 | -0.8 | 82 | 1.6 | 22.3 | 5.2 | 24 | 15 | 8.5 @ | |
| 下旬 | 1016.6 | 38.1 | 1.3 | 4.8 | -1.7 | 82 | 1.7 | 26.5 | 5.4 | 34 | 25 | 8.4 @ | |
- 「@」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。