旬ごとの値
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大島北ノ山（東京都) 2021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 | 1.5 | 1.0 | 1.0 | 1.0 | 7.2 | 9.8 | 4.6 | 12.7 | 2.2 | /// | /// | 5.1 | 11.9 | 西南西 | 21.1 | 西 | /// | /// | /// | /// | |
| 中旬 | 2.0 | 2.0 | 1.0 | 0.5 | 8.5 | 11.5 | 4.5 | 17.4 | 1.1 | /// | /// | 4.8 | 11.9 | 南西 | 20.1 | 南西 | /// | /// | /// | /// | |
| 下旬 | 111.5 | 38.0 | 15.5 | 6.0 | 9.8 | 13.0 | 6.4 | 18.8 | 0.9 | /// | /// | 7.0 | 18.8 | 北北東 | 24.2 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 5.0 | 5.0 | 2.0 | 1.5 | 10.2 | 13.8 | 6.1 | 18.4 | 0.9 | /// | /// | 5.7 | 17.3 | 南南西 | 25.7 | 南西 | /// | /// | /// | /// | |
| 中旬 | 53.5 | 53.5 | 16.0 | 5.5 | 10.8 | 14.1 | 7.0 | 20.2 | -1.7 | /// | /// | 6.0 | 19.6 | 南南西 | 27.8 | 南南西 | /// | /// | /// | /// | |
| 下旬 | 3.5 | 3.5 | 1.0 | 0.5 | 11.1 | 13.9 | 8.2 | 19.4 | 5.1 | /// | /// | 6.3 | 14.8 | 北北東 | 20.6 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 37.5 | 12.5 | 3.0 | 1.5 | 11.8 | 14.8 | 8.9 | 19.7 | 5.7 | /// | /// | 5.9 | 16.5 | 南南西 | 22.6 | 南南西 | /// | /// | /// | /// | |
| 中旬 | 72.5 | 61.0 | 11.5 | 3.5 | 14.0 | 17.1 | 10.6 | 18.9 | 8.2 | /// | /// | 4.7 | 12.9 | 南西 | 19.5 | 南西 | /// | /// | /// | /// | |
| 下旬 | 73.5 | 34.0 | 10.5 | 4.0 | 15.5 | 18.6 | 12.1 | 20.4 | 7.1 | /// | /// | 5.5 | 14.7 | 南南西 | 21.1 | 南 | /// | /// | /// | /// | |
| 上旬 | 44.0 | 30.0 | 12.0 | 4.0 | 14.4 | 17.8 | 10.7 | 21.1 | 7.9 | /// | /// | 5.7 | 14.1 | 北北東 | 18.5 | 北北東 | /// | /// | /// | /// | |
| 中旬 | 32.5 | 22.5 | 12.5 | 4.0 | 14.8 | 18.7 | 10.8 | 21.4 | 8.7 | /// | /// | 5.2 | 15.6 | 南南西 | 23.1 | 南 | /// | /// | /// | /// | |
| 下旬 | 60.5 | 60.5 | 12.5 | 6.0 | 16.2 | 19.9 | 12.6 | 22.2 | 10.2 | /// | /// | 5.8 | 17.3 | 南南西 | 23.7 | 南南西 | /// | /// | /// | /// | |
| 上旬 | 51.0 | 30.0 | 10.5 | 8.5 | 18.0 | 21.5 | 14.0 | 23.1 | 10.1 | /// | /// | 5.9 | 13.2 | 南西 | 23.1 | 西南西 | /// | /// | /// | /// | |
| 中旬 | 102.5 | 50.0 | 20.5 | 5.0 | 19.2 | 21.9 | 17.1 | 25.8 | 15.3 | /// | /// | 5.1 | 12.9 | 北北東 | 19.5 | 北北東 | /// | /// | /// | /// | |
| 下旬 | 82.0 | 69.5 | 18.0 | 5.5 | 19.8 | 22.7 | 17.4 | 24.4 | 14.6 | /// | /// | 6.0 | 13.4 | 南南西 | 18.5 | 南南西 | /// | /// | /// | /// | |
| 上旬 | 22.0 | 13.5 | 3.0 | 1.5 | 21.4 | 24.7 | 17.9 | 28.0 | 16.5 | /// | /// | 4.3 | 15.1 | 南南西 | 20.6 | 南 | /// | /// | /// | /// | |
| 中旬 | 61.5 | 33.0 | 6.5 | 2.0 | 22.2 | 25.4 | 19.3 | 27.1 | 17.6 | /// | /// | 3.8 | 9.7 | 北北東 | 13.9 | 北北東 | /// | /// | /// | /// | |
| 下旬 | 21.0 | 17.0 | 6.0 | 1.5 | 22.5 | 25.7 | 20.0 | 27.1 | 19.3 | /// | /// | 4.1 | 15.6 | 北北東 | 19.5 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 302.5 | 161.5 | 20.0 | 7.0 | 23.9 | 25.9 | 22.2 | 29.4 | 19.7 | /// | /// | 4.9 | 13.2 | 北北東 | 18.5 | 南西 | /// | /// | /// | /// | |
| 中旬 | 20.0 | 15.5 | 14.0 | 5.5 | 25.8 | 29.2 | 22.8 | 31.2 | 21.0 | /// | /// | 3.5 | 10.4 | 南南西 | 13.9 | 南南西 | /// | /// | /// | /// | |
| 下旬 | 89.0 | 61.0 | 49.0 | 15.0 | 26.5 | 30.5 | 23.0 | 31.5 | 21.4 | /// | /// | 3.6 | 10.2 | 南南西 | 14.4 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 26.0 ) | 19.0 ) | 9.5 ) | 3.5 ) | 27.5 | 30.4 | 24.8 | 32.1 | 22.2 | /// | /// | 5.7 | 15.6 | 南南西 | 23.7 | 南南西 | /// | /// | /// | /// | |
| 中旬 | 157.0 | 79.0 | 14.0 | 5.5 | 25.5 | 28.3 | 23.4 | 31.1 | 20.0 | /// | /// | 6.3 | 13.0 | 南西 | 21.6 | 南西 | /// | /// | /// | /// | |
| 下旬 | 9.5 | 7.5 | 7.0 | 4.0 | 27.6 | 30.9 | 25.0 | 32.3 | 23.7 | /// | /// | 4.7 | 10.4 | 南南西 | 14.9 | 南南西 | /// | /// | /// | /// | |
| 上旬 | 87.0 | 49.0 | 18.5 | 7.0 | 22.2 | 24.2 | 20.4 | 28.4 | 19.4 | /// | /// | 5.4 | 11.7 | 北北東 | 15.4 | 北北東 | /// | /// | /// | /// | |
| 中旬 | 48.5 | 20.0 | 7.0 | 3.5 | 24.0 | 26.6 | 21.5 | 29.0 | 20.2 | /// | /// | 5.5 | 13.1 | 北東 | 17.5 | 南 | /// | /// | /// | /// | |
| 下旬 | 31.5 | 25.5 | 5.5 | 2.5 | 23.1 | 26.0 | 20.9 | 28.8 | 19.3 | /// | /// | 6.3 | 12.3 | 北北東 | 15.9 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 117.5 | 102.5 | 17.0 | 4.0 | 23.0 | 26.0 | 20.2 | 28.4 | 18.4 | /// | /// | 5.4 | 19.4 | 北 | 29.3 | 北 | /// | /// | /// | /// | |
| 中旬 | 41.5 | 14.0 | 11.5 | 4.5 | 19.8 | 22.7 | 17.0 | 27.5 | 13.7 | /// | /// | 5.7 | 12.7 | 北東 | 17.5 | 北東 | /// | /// | /// | /// | |
| 下旬 | 85.0 | 21.5 | 13.5 | 3.0 | 16.7 | 19.1 | 14.5 | 21.2 | 12.7 | /// | /// | 6.3 | 17.8 | 北北東 | 23.1 | 北北東 | /// | /// | /// | /// | |
| 上旬 | 54.5 | 32.0 | 9.0 | 4.0 | 17.7 | 20.1 | 15.5 | 22.5 | 13.5 | /// | /// | 5.8 | 13.2 | 北北東 | 18.5 | 南南東 | /// | /// | /// | /// | |
| 中旬 | 0.5 | 0.5 | 0.5 | 0.5 | 15.7 | 18.6 | 12.4 | 19.2 | 9.4 | /// | /// | 4.4 | 9.8 | 南西 | 15.9 | 南西 | /// | /// | /// | /// | |
| 下旬 | 81.5 | 48.5 | 17.0 | 4.5 | 14.1 | 16.9 | 11.0 | 21.2 | 5.4 | /// | /// | 5.4 | 13.5 | 南西 | 19.5 | 南西 | /// | /// | /// | /// | |
| 上旬 | 55.0 | 37.5 | 10.5 | 4.0 | 12.6 | 14.8 | 9.7 | 20.2 | 7.0 | /// | /// | 8.2 | 18.7 | 南 | 26.7 | 南 | /// | /// | /// | /// | |
| 中旬 | 73.0 | 72.5 | 41.0 | 18.0 | 11.4 | 14.5 | 6.6 | 18.7 | 2.9 | /// | /// | 4.7 | 16.0 | 南南西 | 23.7 | 南 | /// | /// | /// | /// | |
| 下旬 | 18.5 | 13.5 | 8.0 | 3.0 | 9.2 | 12.1 | 5.6 | 15.8 | 0.9 | /// | /// | 5.3 | 10.2 | 西南西 | 19.5 | 西南西 | /// | /// | /// | /// | |
- 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。