旬ごとの値
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佐久（長野県) 1987年（旬ごとの値） 主な要素
| 月 | 旬 | 降水量 | 気温 | 湿度 | 風向・風速 | 日照 時間 (h) |
雪 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 合計 (mm) | 最大 | 平均 | 最高 (℃) | 最低 (℃) |
平均 (％) | 最小 (％) |
平均 風速 (m/s) | 最大風速 | 最大瞬間風速 | 降雪の深さ | 最深 積雪 (cm) |
||||||||||
| 日 (mm) | 1時間 (mm) | 10分間 (mm) |
日平均 (℃) | 日最高 (℃) | 日最低 (℃) |
風速 (m/s) | 風向 | 風速 (m/s) | 風向 | 合計 (cm) | 日合計の最大 (cm) |
||||||||||
| 上旬 | 9 | 6 | 2 | /// | -0.4 | 3.8 | -4.1 | 9.9 | -8.5 | /// | /// | 1.1 | 3 | 西北西 | /// | /// | 54.5 | /// | /// | /// | |
| 中旬 | 4 | 3 | 1 | /// | -2.2 | 3.3 | -7.4 | 10.3 | -10.7 | /// | /// | 1.2 | 5 | 西南西 | /// | /// | 72.2 | /// | /// | /// | |
| 下旬 | 10 | 10 | 5 | /// | -1.0 | 5.9 | -6.8 | 12.2 | -11.0 | /// | /// | 1.2 | 4 | 南西 | /// | /// | 82.4 | /// | /// | /// | |
| 上旬 | 7 | 4 | 1 | /// | -0.7 | 6.0 | -6.1 | 16.0 | -9.7 | /// | /// | 1.0 ) | 4 ) | 西北西 | /// | /// | 79.1 | /// | /// | /// | |
| 中旬 | 15 | 11 | 2 | /// | 0.8 | 5.8 | -3.8 | 19.4 | -7.5 | /// | /// | 1.3 ) | 4 ) | 北北西 | /// | /// | 52.3 | /// | /// | /// | |
| 下旬 | 6 | 3 | 3 | /// | -1.1 | 4.7 | -6.5 | 12.0 | -9.8 | /// | /// | 1.1 | 4 | 北北西 | /// | /// | 46.4 | /// | /// | /// | |
| 上旬 | 13 | 12 | 2 | /// | 0.4 | 5.8 | -5.2 | 12.9 | -10.3 | /// | /// | 1.5 ) | 5 ) | 北北西 | /// | /// | 72.2 | /// | /// | /// | |
| 中旬 | 27 | 12 | 5 | /// | 3.4 | 8.9 | -1.2 | 15.5 | -3.8 | /// | /// | 1.3 ] | 4 ] | 北北西 | /// | /// | 58.6 | /// | /// | /// | |
| 下旬 | 11 | 8 | 5 | /// | 6.1 | 12.8 | -0.4 | 18.0 | -6.1 | /// | /// | 1.3 | 4 | 西北西 | /// | /// | 84.1 | /// | /// | /// | |
| 上旬 | 0 | 0 | 0 | /// | 8.5 | 16.4 | 1.2 | 24.9 | -7.8 | /// | /// | 1.0 | 4 | 西北西 | /// | /// | 73.5 | /// | /// | /// | |
| 中旬 | 1 | 1 | 1 | /// | 7.4 | 16.0 | -0.2 | 23.7 | -6.1 | /// | /// | 1.3 | 4 | 北東 | /// | /// | 97.3 | /// | /// | /// | |
| 下旬 | 9 | 8 | 2 | /// | 12.8 | 21.3 | 4.5 | 27.4 | 0.0 | /// | /// | 1.4 | 8 | 南南西 | /// | /// | 92.5 | /// | /// | /// | |
| 上旬 | 0 | 0 | 0 | /// | 13.4 | 21.3 | 4.4 | 26.1 | -0.3 | /// | /// | 1.1 | 4 | 南西 | /// | /// | 91.8 | /// | /// | /// | |
| 中旬 | 75 | 41 | 5 | /// | 15.1 | 20.1 | 10.4 | 26.0 | 8.5 | /// | /// | 0.9 | 3 | 東北東 | /// | /// | 47.1 | /// | /// | /// | |
| 下旬 | 21 | 11 | 5 | /// | 17.2 | 23.8 | 10.9 | 27.8 | 7.6 | /// | /// | 1.1 | 4 | 南西 | /// | /// | 93.9 | /// | /// | /// | |
| 上旬 | 25 | 18 | 9 | /// | 21.2 | 28.3 | 14.8 | 34.1 | 11.7 | /// | /// | 1.0 | 4 | 南南西 | /// | /// | 75.1 | /// | /// | /// | |
| 中旬 | 31 | 13 | 3 | /// | 16.9 | 23.2 | 12.1 | 28.0 | 10.3 | /// | /// | 0.8 | 4 | 南 | /// | /// | 65.9 | /// | /// | /// | |
| 下旬 | 20 | 15 | 4 | /// | 18.5 | 24.2 | 14.3 | 28.3 | 11.0 | /// | /// | 0.9 | 3 | 東北東 | /// | /// | 73.9 | /// | /// | /// | |
| 上旬 | 47 | 17 | 14 | /// | 21.8 | 27.2 | 17.6 | 30.1 | 15.7 | /// | /// | 0.8 | 2 | 北 | /// | /// | 75.8 | /// | /// | /// | |
| 中旬 | 64 | 27 | 7 ) | /// | 23.0 | 27.9 | 19.3 | 33.0 | 17.5 | /// | /// | 0.8 | 4 | 南南西 | /// | /// | 42.9 | /// | /// | /// | |
| 下旬 | 2 | 1 | 1 | /// | 25.2 | 31.5 | 19.8 | 34.1 | 18.3 | /// | /// | 0.9 | 3 | 西南西 | /// | /// | 98.6 | /// | /// | /// | |
| 上旬 | 17 | 12 | 10 | /// | 23.3 | 28.5 | 19.5 | 33.7 | 18.2 | /// | /// | 1.0 | 4 | 南西 | /// | /// | 74.5 | /// | /// | /// | |
| 中旬 | 173 | 76 | 25 | /// | 23.6 | 30.1 | 19.2 | 32.2 | 18.0 | /// | /// | 0.8 | 3 | 南西 | /// | /// | 81.6 | /// | /// | /// | |
| 下旬 | 22 | 10 | 4 | /// | 23.2 | 29.1 | 18.7 | 33.6 | 15.8 | /// | /// | 0.9 | 5 | 南 | /// | /// | 81.5 | /// | /// | /// | |
| 上旬 | 99 | 95 | 39 | /// | 21.6 | 26.2 | 17.5 | 30.3 | 15.6 | /// | /// | 0.9 | 3 | 北東 | /// | /// | 67.7 | /// | /// | /// | |
| 中旬 | 16 | 9 | 7 | /// | 18.7 | 23.4 | 15.1 | 28.4 | 11.8 | /// | /// | 0.7 | 3 | 東北東 | /// | /// | 47.8 | /// | /// | /// | |
| 下旬 | 50 | 34 | 14 | /// | 15.9 | 21.4 | 11.0 | 25.3 | 7.5 | /// | /// | 0.9 | 4 | 北東 | /// | /// | 51.9 | /// | /// | /// | |
| 上旬 | 1 | 1 | 1 | /// | 16.1 | 21.8 | 11.5 | 24.1 | 7.7 | /// | /// | 0.6 | 2 | 北東 | /// | /// | 63.3 | /// | /// | /// | |
| 中旬 | 12 | 6 | 3 | /// | 14.9 | 20.7 | 9.9 | 24.7 | 6.1 | /// | /// | 1.0 | 5 | 南南西 | /// | /// | 49.9 | /// | /// | /// | |
| 下旬 | 28 | 19 | 3 | /// | 10.7 | 16.8 | 5.8 | 23.4 | 1.3 | /// | /// | 0.7 | 3 | 北北西 | /// | /// | 56.4 | /// | /// | /// | |
| 上旬 | 10 | 10 | 2 | /// | 8.5 | 14.3 | 3.3 | 24.1 | -2.9 | /// | /// | 0.8 | 4 | 南西 | /// | /// | 58.8 | /// | /// | /// | |
| 中旬 | 4 | 3 | 2 | /// | 7.1 | 13.3 | 1.9 | 19.0 | -1.9 | /// | /// | 0.9 | 4 | 北西 | /// | /// | 67.0 | /// | /// | /// | |
| 下旬 | 5 | 4 | 2 | /// | 4.3 | 10.9 | -1.8 | 18.1 | -5.1 | /// | /// | 1.1 | 3 | 西 | /// | /// | 63.7 | /// | /// | /// | |
| 上旬 | 17 | 14 | 2 | /// | -1.0 | 4.7 | -6.8 | 9.9 | -11.8 | /// | /// | 0.8 | 4 | 北西 | /// | /// | 53.8 | /// | /// | /// | |
| 中旬 | 10 | 10 | 2 | /// | 0.7 | 6.4 | -4.4 | 10.7 | -7.6 | /// | /// | 0.9 | 4 | 西北西 | /// | /// | 53.3 | /// | /// | /// | |
| 下旬 | 0 | 0 | 0 | /// | 3.0 | 11.9 | -3.6 | 17.0 | -5.7 | /// | /// | 1.0 | 4 | 南西 | /// | /// | 87.2 | /// | /// | /// | |
- 値欄の記号の説明
- 2021年3月2日より、アメダスの日照時間は「推計気象分布（日照時間）」から得る推計値となりましたので、日照計による観測値と単純比較できません。詳しくは要素ごとの値の補足説明をご覧ください。