旬ごとの値
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小河内（東京都) 1990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 | 0 | 0 | 0 | /// | 1.7 | 8.0 | -2.5 | 15.0 | -4.7 | /// | /// | 0.9 | 3 | 南西 | /// | /// | 54.5 | /// | /// | /// | |
| 中旬 | 12 ) | 8 ] | 2 ) | /// | 1.6 | 5.6 | -1.6 | 11.9 | -4.7 | /// | /// | 0.7 | 3 | 南南西 | /// | /// | 34.1 | /// | /// | /// | |
| 下旬 | 9 | 9 | 2 | /// | -0.7 | 3.7 | -4.3 | 10.2 | -7.0 | /// | /// | 1.0 | 4 | 南西 | /// | /// | 51.2 | /// | /// | /// | |
| 上旬 | 29 | 21 | 3 | /// | 0.3 | 2.5 | -1.4 | 6.7 | -5.7 | /// | /// | 0.5 | 2 | 東北東 | /// | /// | 16.3 | /// | /// | /// | |
| 中旬 | 39 | 11 | 4 | /// | 4.2 | 8.6 | 1.0 | 16.9 | -1.1 | /// | /// | 0.6 | 4 | 南西 | /// | /// | 22.6 | /// | /// | /// | |
| 下旬 | 27 | 8 | 3 | /// | 7.0 | 10.3 | 4.6 | 15.9 | 1.9 | /// | /// | 0.6 | 3 | 東 | /// | /// | 17.4 | /// | /// | /// | |
| 上旬 | 49 | 33 | 6 ) | /// | 4.6 | 8.4 ) | 0.8 ) | 14.0 ) | -1.1 ) | /// | /// | 0.9 | 5 ) | 西南西 | /// | /// | 31.3 | /// | /// | /// | |
| 中旬 | 21 | 16 | 7 | /// | 6.6 | 12.6 | 1.1 | 18.7 | -1.0 | /// | /// | 1.0 | 4 | 南西 | /// | /// | 61.2 | /// | /// | /// | |
| 下旬 | 45 | 26 | 4 | /// | 7.2 | 12.1 | 2.6 | 21.1 | -1.3 | /// | /// | 0.9 | 5 | 南西 | /// | /// | 60.1 | /// | /// | /// | |
| 上旬 | 24 | 12 | 7 | /// | 10.6 | 16.2 | 4.5 | 19.7 | 0.9 | /// | /// | 1.2 | 4 | 南南西 | /// | /// | 53.0 | /// | /// | /// | |
| 中旬 | 73 | 25 | 7 | /// | 9.0 | 12.3 | 5.5 | 20.4 | 2.2 | /// | /// | 0.7 | 3 | 東 | /// | /// | 22.2 | /// | /// | /// | |
| 下旬 | 29 | 14 | 4 | /// | 11.9 | 17.2 ) | 6.8 ) | 20.4 ) | 2.9 ) | /// | /// | 1.0 | 5 | 西南西 | /// | /// | 48.1 | /// | /// | /// | |
| 上旬 | 50 | 35 | 26 | /// | 13.4 | 18.0 | 9.7 | 25.1 | 7.2 | /// | /// | 0.9 | 5 | 西 | /// | /// | 37.8 | /// | /// | /// | |
| 中旬 | 17 | 10 | 3 | /// | 16.1 | 21.1 | 11.8 | 25.8 | 6.9 | /// | /// | 0.9 | 4 | 西南西 | /// | /// | 28.1 | /// | /// | /// | |
| 下旬 | 4 | 2 | 1 | /// | 15.3 | 20.8 | 10.2 | 25.4 | 8.1 | /// | /// | 0.9 | 3 | 北東 | /// | /// | 55.4 | /// | /// | /// | |
| 上旬 | 18 | 9 | 3 | /// | 18.6 | 22.7 | 14.6 | 26.3 | 11.1 | /// | /// | 1.0 | 4 | 東北東 | /// | /// | 23.2 | /// | /// | /// | |
| 中旬 | 24 | 14 | 9 | /// | 21.0 | 25.8 | 16.9 | 28.3 | 15.0 | /// | /// | 0.9 | 3 | 東 | /// | /// | 37.5 | /// | /// | /// | |
| 下旬 | 11 | 7 | 2 | /// | 20.0 | 23.2 | 17.0 | 30.3 | 12.7 | /// | /// | 0.9 | 3 | 東北東 | /// | /// | 18.4 | /// | /// | /// | |
| 上旬 | 18 | 10 | 5 | /// | 19.1 | 22.1 | 16.8 | 27.1 | 13.1 | /// | /// | 0.7 | 3 | 東北東 | /// | /// | 7.3 | /// | /// | /// | |
| 中旬 | 22 | 16 | 4 | /// | 23.2 | 28.2 | 19.5 | 35.0 | 16.0 | /// | /// | 0.9 | 3 | 南南西 | /// | /// | 26.5 | /// | /// | /// | |
| 下旬 | 28 | 25 | 14 | /// | 23.6 | 29.4 | 19.9 | 31.9 | 18.9 | /// | /// | 1.1 | 6 | 北北西 | /// | /// | 43.5 | /// | /// | /// | |
| 上旬 | 350 | 257 | 44 | /// | 24.8 | 29.3 | 21.1 | 32.7 | 19.0 | /// | /// | 1.3 | 5 | 北 | /// | /// | 40.2 | /// | /// | /// | |
| 中旬 | 13 | 13 | 9 | /// | 24.9 | 30.8 | 20.5 | 34.3 | 18.6 | /// | /// | 1.0 | 3 | 東北東 | /// | /// | 59.2 | /// | /// | /// | |
| 下旬 | 3 | 2 | 1 | /// | 24.3 | 29.1 | 20.2 | 33.6 | 17.7 | /// | /// | 1.1 | 4 | 南南西 | /// | /// | 57.5 | /// | /// | /// | |
| 上旬 | 8 | 8 | 4 | /// | 21.6 | 26.3 | 17.8 | 30.4 | 13.7 | /// | /// | 1.0 | 3 | 西北西 | /// | /// | 45.0 | /// | /// | /// | |
| 中旬 | 147 | 52 | 24 | /// | 21.7 | 26.4 | 17.9 | 35.0 | 16.5 | /// | /// | 1.0 | 6 | 西 | /// | /// | 32.4 | /// | /// | /// | |
| 下旬 | 228 | 136 | 18 | /// | 17.7 | 21.3 | 14.8 | 25.0 | 12.4 | /// | /// | 0.8 | 3 | 北東 | /// | /// | 23.5 | /// | /// | /// | |
| 上旬 | 60 | 49 | 12 | /// | 17.3 | 20.8 | 14.6 | 25.8 | 9.1 | /// | /// | 0.8 | 5 | 南西 | /// | /// | 19.3 | /// | /// | /// | |
| 中旬 | 7 | 6 | 2 | /// | 14.9 | 18.6 | 11.7 | 23.1 | 6.8 | /// | /// | 0.7 | 3 | 東北東 | /// | /// | 30.6 | /// | /// | /// | |
| 下旬 | 47 | 20 | 4 | /// | 11.6 | 16.1 | 8.4 | 20.7 | 7.4 | /// | /// | 0.8 | 5 | 南西 | /// | /// | 35.9 | /// | /// | /// | |
| 上旬 | 67 | 64 | 9 | /// | 12.2 | 18.1 | 7.5 | 21.0 | 4.9 | /// | /// | 1.1 | 7 | 南南西 | /// | /// | 51.6 | /// | /// | /// | |
| 中旬 | 1 | 1 | 1 | /// | 9.5 | 15.4 | 5.3 | 18.7 | 1.7 | /// | /// | 0.8 | 3 | 東 | /// | /// | 50.5 | /// | /// | /// | |
| 下旬 | 270 | 168 | 13 | /// | 8.1 | 12.3 | 4.9 | 18.0 | -0.2 | /// | /// | 0.9 | 5 | 西 | /// | /// | 26.7 | /// | /// | /// | |
| 上旬 | 0 | 0 | 0 | /// | 6.9 | 13.7 ) | 3.1 ) | 19.6 ) | 0.1 ) | /// | /// | 1.0 | 7 | 南西 | /// | /// | 59.0 | /// | /// | /// | |
| 中旬 | 30 | 29 | 5 | /// | 4.8 | 9.7 | 1.0 | 14.0 | -1.5 | /// | /// | 0.9 | 4 | 西 | /// | /// | 51.3 | /// | /// | /// | |
| 下旬 | 3 | 2 | 1 | /// | 2.9 | 8.1 | -0.8 | 11.8 | -2.3 | /// | /// | 1.0 | 4 | 南南西 | /// | /// | 53.7 | /// | /// | /// | |
- 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。