平年値（旬ごとの値）
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北上（岩手県) 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 | 1991～ 2020 | 1991～ 2020 | |
| 資料年数 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | |
| 1月 | 上旬 | 29.1 | -0.4 | 2.7 | -3.4 | 1.1 | 25.7 | 40 | 21 |
| 中旬 | 19.5 | -1.1 | 2.2 | -4.5 | 1.1 | 30.4 | 37 | 23 | |
| 下旬 | 24.1 | -1.0 | 2.3 | -4.5 | 1.1 | 34.1 | 47 | 24 | |
| 2月 | 上旬 | 19.3 | -0.8 | 2.7 | -4.3 | 1.2 | 31.1 | 40 | 26 |
| 中旬 | 22.8 | -0.3 | 3.4 | -3.7 | 1.3 | 33.6 | 37 | 24 | |
| 下旬 | 14.3 | 0.8 | 5.0 | -3.1 | 1.3 | 35.8 | 23 | 17 | |
| 3月 | 上旬 | 34.0 | 1.9 | 6.0 | -1.8 | 1.4 | 37.8 | 22 | 13 |
| 中旬 | 24.3 | 3.4 | 8.1 | -1.0 | 1.5 | 48.7 | 14 | 9 | |
| 下旬 | 29.4 | 4.8 | 9.8 | 0.2 | 1.6 | 54.9 | 6 | 3 | |
| 4月 | 上旬 | 25.7 | 7.3 | 12.6 | 2.5 | 1.7 | 54.2 | 2 | 1 |
| 中旬 | 26.3 | 9.3 | 14.9 | 4.1 | 1.6 | 57.1 | 1 | 0 | |
| 下旬 | 34.4 | 11.5 | 17.4 | 6.1 | 1.6 | 60.8 | 0 | 0 | |
| 5月 | 上旬 | 36.8 | 13.7 | 19.4 | 8.5 | 1.6 | 59.0 | 0 | 0 |
| 中旬 | 35.7 | 14.8 | 20.1 | 10.0 | 1.6 | 57.3 | 0 | 0 | |
| 下旬 | 39.6 | 16.9 | 22.6 | 12.2 | 1.5 | 67.2 | 0 | 0 | |
| 6月 | 上旬 | 25.2 | 18.3 | 23.7 | 13.7 | 1.5 | 60.9 | 0 | 0 |
| 中旬 | 41.1 | 19.3 | 24.2 | 15.4 | 1.4 | 45.3 | 0 | 0 | |
| 下旬 | 61.7 | 20.4 | 25.1 | 16.7 | 1.4 | 43.0 | 0 | 0 | |
| 7月 | 上旬 | 69.7 | 21.8 | 26.3 | 18.4 | 1.3 | 40.1 | 0 | 0 |
| 中旬 | 68.8 | 22.6 | 27.0 | 19.2 | 1.2 | 38.1 | 0 | 0 | |
| 下旬 | 55.3 | 24.1 | 28.8 | 20.6 | 1.3 | 50.6 | 0 | 0 | |
| 8月 | 上旬 | 45.4 | 24.9 | 29.9 | 21.1 | 1.3 | 54.0 | 0 | 0 |
| 中旬 | 48.0 | 24.2 | 29.1 | 20.8 | 1.3 | 45.9 | 0 | 0 | |
| 下旬 | 71.9 | 23.2 | 27.9 | 19.7 | 1.2 | 47.5 | 0 | 0 | |
| 9月 | 上旬 | 41.2 | 22.4 | 27.0 | 18.8 | 1.1 | 40.9 | 0 | 0 |
| 中旬 | 67.4 | 20.3 | 24.9 | 16.6 | 1.1 | 37.9 | 0 | 0 | |
| 下旬 | 47.5 | 17.5 | 22.5 | 13.3 | 1.0 | 42.5 | 0 | 0 | |
| 10月 | 上旬 | 46.3 | 15.9 | 20.7 | 11.6 | 1.0 | 40.9 | 0 | 0 |
| 中旬 | 36.1 | 13.6 | 18.7 | 9.1 | 0.9 | 44.0 | 0 | 0 | |
| 下旬 | 41.6 | 11.5 | 16.4 | 7.0 | 1.0 | 44.6 | 0 | 0 | |
| 11月 | 上旬 | 30.3 | 9.4 | 14.4 | 4.8 | 1.0 | 41.0 | 1 | 0 |
| 中旬 | 29.7 | 6.9 | 11.3 | 2.7 | 1.1 | 35.0 | 1 | 1 | |
| 下旬 | 31.8 | 5.0 | 9.2 | 1.2 | 1.1 | 32.3 | 1 | 1 | |
| 12月 | 上旬 | 29.7 | 2.9 | 6.7 | -0.3 | 1.1 | 30.1 | 9 | 5 |
| 中旬 | 28.9 | 1.2 | 4.5 | -1.9 | 1.1 | 25.8 | 24 | 12 | |
| 下旬 | 33.3 | 0.5 | 3.7 | -2.6 | 1.1 | 29.0 | 40 | 20 | |