平年値（日ごとの値）
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江戸川臨海（東京都) 4月 平年値（日ごとの値） 詳細（気温）
| 要素 | 気温 | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 平均 (℃) | 最高 (℃) | 最低 (℃) | 1時間毎の気温 | ||||||||||||||||||||||||
| 01時 | 02時 | 03時 | 04時 | 05時 | 06時 | 07時 | 08時 | 09時 | 10時 | 11時 | 12時 | 13時 | 14時 | 15時 | 16時 | 17時 | 18時 | 19時 | 20時 | 21時 | 22時 | 23時 | 24時 | ||||
| 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 | 1991～ 2020 | 1991～ 2020 | 1991～ 2020 | 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 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| 1日 | 11.6 | 15.6 | 7.8 | 10.2 | 9.9 | 9.6 | 9.3 | 9.1 | 9.0 | 9.7 | 10.6 | 11.5 | 12.4 | 13.1 | 13.6 | 14.0 | 14.2 | 14.1 | 13.7 | 13.2 | 12.5 | 12.1 | 11.8 | 11.5 | 11.2 | 10.9 | 10.6 |
| 2日 | 11.8 | 15.8 | 7.9 | 10.4 | 10.1 | 9.8 | 9.5 | 9.3 | 9.2 | 9.9 | 10.8 | 11.7 | 12.6 | 13.3 | 13.9 | 14.2 | 14.4 | 14.3 | 13.9 | 13.3 | 12.7 | 12.3 | 12.0 | 11.6 | 11.3 | 11.0 | 10.8 |
| 3日 | 12.0 | 16.0 | 8.1 | 10.5 | 10.3 | 10.0 | 9.7 | 9.5 | 9.4 | 10.1 | 11.0 | 11.9 | 12.8 | 13.5 | 14.1 | 14.4 | 14.6 | 14.5 | 14.1 | 13.5 | 12.9 | 12.4 | 12.1 | 11.8 | 11.5 | 11.2 | 11.0 |
| 4日 | 12.1 | 16.2 | 8.3 | 10.7 | 10.4 | 10.2 | 9.9 | 9.7 | 9.6 | 10.3 | 11.2 | 12.1 | 13.0 | 13.7 | 14.2 | 14.6 | 14.8 | 14.6 | 14.3 | 13.7 | 13.0 | 12.6 | 12.3 | 11.9 | 11.6 | 11.4 | 11.1 |
| 5日 | 12.3 | 16.4 | 8.5 | 10.9 | 10.6 | 10.3 | 10.1 | 9.8 | 9.8 | 10.4 | 11.3 | 12.3 | 13.2 | 13.9 | 14.4 | 14.8 | 15.0 | 14.8 | 14.4 | 13.8 | 13.2 | 12.7 | 12.4 | 12.1 | 11.8 | 11.5 | 11.3 |
| 6日 | 12.5 | 16.5 | 8.6 | 11.0 | 10.7 | 10.5 | 10.2 | 10.0 | 10.0 | 10.6 | 11.5 | 12.5 | 13.4 | 14.1 | 14.6 | 15.0 | 15.1 | 15.0 | 14.6 | 14.0 | 13.3 | 12.9 | 12.6 | 12.2 | 11.9 | 11.7 | 11.4 |
| 7日 | 12.6 | 16.7 | 8.8 | 11.2 | 10.9 | 10.6 | 10.4 | 10.2 | 10.1 | 10.8 | 11.7 | 12.7 | 13.6 | 14.2 | 14.8 | 15.1 | 15.3 | 15.1 | 14.8 | 14.2 | 13.5 | 13.0 | 12.7 | 12.4 | 12.1 | 11.8 | 11.6 |
| 8日 | 12.8 | 16.8 | 9.0 | 11.3 | 11.0 | 10.8 | 10.5 | 10.3 | 10.3 | 11.0 | 11.9 | 12.9 | 13.7 | 14.4 | 14.9 | 15.3 | 15.5 | 15.3 | 14.9 | 14.3 | 13.6 | 13.2 | 12.8 | 12.5 | 12.2 | 11.9 | 11.7 |
| 9日 | 12.9 | 17.0 | 9.1 | 11.4 | 11.2 | 10.9 | 10.7 | 10.5 | 10.5 | 11.2 | 12.1 | 13.0 | 13.9 | 14.6 | 15.1 | 15.5 | 15.6 | 15.4 | 15.1 | 14.5 | 13.8 | 13.3 | 13.0 | 12.6 | 12.4 | 12.1 | 11.9 |
| 10日 | 13.1 | 17.1 | 9.3 | 11.6 | 11.3 | 11.1 | 10.8 | 10.6 | 10.7 | 11.3 | 12.2 | 13.2 | 14.1 | 14.7 | 15.3 | 15.6 | 15.8 | 15.6 | 15.2 | 14.6 | 13.9 | 13.5 | 13.1 | 12.8 | 12.5 | 12.2 | 12.0 |
| 11日 | 13.2 | 17.3 | 9.5 | 11.7 | 11.5 | 11.2 | 11.0 | 10.8 | 10.8 | 11.5 | 12.4 | 13.4 | 14.2 | 14.9 | 15.4 | 15.8 | 15.9 | 15.8 | 15.4 | 14.8 | 14.1 | 13.7 | 13.3 | 12.9 | 12.7 | 12.4 | 12.2 |
| 12日 | 13.4 | 17.4 | 9.7 | 11.9 | 11.7 | 11.4 | 11.2 | 11.0 | 11.0 | 11.7 | 12.6 | 13.5 | 14.4 | 15.1 | 15.6 | 15.9 | 16.1 | 15.9 | 15.5 | 14.9 | 14.2 | 13.8 | 13.4 | 13.1 | 12.8 | 12.5 | 12.3 |
| 13日 | 13.6 | 17.6 | 9.9 | 12.0 | 11.8 | 11.6 | 11.3 | 11.1 | 11.2 | 11.9 | 12.8 | 13.7 | 14.6 | 15.2 | 15.8 | 16.1 | 16.3 | 16.1 | 15.7 | 15.1 | 14.4 | 14.0 | 13.6 | 13.3 | 13.0 | 12.7 | 12.5 |
| 14日 | 13.7 | 17.7 | 10.0 | 12.2 | 12.0 | 11.7 | 11.5 | 11.3 | 11.4 | 12.1 | 13.0 | 13.9 | 14.8 | 15.4 | 16.0 | 16.3 | 16.4 | 16.2 | 15.9 | 15.2 | 14.5 | 14.1 | 13.8 | 13.4 | 13.1 | 12.9 | 12.6 |
| 15日 | 13.9 | 17.9 | 10.2 | 12.3 | 12.1 | 11.9 | 11.7 | 11.5 | 11.6 | 12.3 | 13.2 | 14.1 | 14.9 | 15.6 | 16.1 | 16.4 | 16.6 | 16.4 | 16.0 | 15.4 | 14.7 | 14.3 | 13.9 | 13.6 | 13.3 | 13.0 | 12.8 |
| 16日 | 14.1 | 18.1 | 10.4 | 12.5 | 12.3 | 12.1 | 11.8 | 11.6 | 11.8 | 12.5 | 13.3 | 14.3 | 15.1 | 15.7 | 16.3 | 16.6 | 16.7 | 16.6 | 16.2 | 15.5 | 14.8 | 14.4 | 14.1 | 13.7 | 13.4 | 13.2 | 12.9 |
| 17日 | 14.2 | 18.2 | 10.6 | 12.7 | 12.5 | 12.3 | 12.0 | 11.8 | 11.9 | 12.6 | 13.5 | 14.4 | 15.3 | 15.9 | 16.5 | 16.8 | 16.9 | 16.7 | 16.3 | 15.7 | 15.0 | 14.6 | 14.2 | 13.9 | 13.6 | 13.4 | 13.1 |
| 18日 | 14.4 | 18.4 | 10.8 | 12.8 | 12.6 | 12.4 | 12.2 | 12.0 | 12.1 | 12.8 | 13.7 | 14.6 | 15.5 | 16.1 | 16.6 | 16.9 | 17.1 | 16.9 | 16.5 | 15.8 | 15.1 | 14.7 | 14.4 | 14.0 | 13.8 | 13.5 | 13.3 |
| 19日 | 14.6 | 18.5 | 11.0 | 13.0 | 12.8 | 12.6 | 12.4 | 12.2 | 12.3 | 13.0 | 13.9 | 14.8 | 15.6 | 16.3 | 16.8 | 17.1 | 17.2 | 17.0 | 16.6 | 16.0 | 15.3 | 14.9 | 14.5 | 14.2 | 13.9 | 13.7 | 13.4 |
| 20日 | 14.7 | 18.7 | 11.2 | 13.2 | 13.0 | 12.8 | 12.5 | 12.4 | 12.5 | 13.2 | 14.1 | 15.0 | 15.8 | 16.4 | 17.0 | 17.3 | 17.4 | 17.2 | 16.8 | 16.1 | 15.4 | 15.0 | 14.7 | 14.3 | 14.1 | 13.8 | 13.6 |
| 21日 | 14.9 | 18.9 | 11.4 | 13.3 | 13.1 | 12.9 | 12.7 | 12.5 | 12.7 | 13.4 | 14.3 | 15.2 | 16.0 | 16.6 | 17.2 | 17.5 | 17.5 | 17.4 | 16.9 | 16.3 | 15.6 | 15.2 | 14.8 | 14.5 | 14.2 | 14.0 | 13.8 |
| 22日 | 15.1 | 19.0 | 11.6 | 13.5 | 13.3 | 13.1 | 12.9 | 12.7 | 12.9 | 13.6 | 14.5 | 15.4 | 16.2 | 16.8 | 17.3 | 17.6 | 17.7 | 17.5 | 17.1 | 16.4 | 15.7 | 15.3 | 14.9 | 14.6 | 14.4 | 14.2 | 13.9 |
| 23日 | 15.2 | 19.2 | 11.8 | 13.7 | 13.5 | 13.3 | 13.0 | 12.9 | 13.1 | 13.8 | 14.7 | 15.6 | 16.4 | 17.0 | 17.5 | 17.8 | 17.9 | 17.7 | 17.3 | 16.6 | 15.9 | 15.5 | 15.1 | 14.8 | 14.5 | 14.3 | 14.1 |
| 24日 | 15.4 | 19.4 | 11.9 | 13.8 | 13.6 | 13.4 | 13.2 | 13.1 | 13.3 | 14.0 | 14.9 | 15.8 | 16.6 | 17.2 | 17.7 | 18.0 | 18.0 | 17.8 | 17.4 | 16.8 | 16.1 | 15.6 | 15.3 | 15.0 | 14.7 | 14.5 | 14.2 |
| 25日 | 15.6 | 19.5 | 12.1 | 14.0 | 13.8 | 13.6 | 13.4 | 13.2 | 13.5 | 14.2 | 15.1 | 16.0 | 16.7 | 17.4 | 17.9 | 18.2 | 18.2 | 18.0 | 17.6 | 16.9 | 16.2 | 15.8 | 15.4 | 15.1 | 14.9 | 14.6 | 14.4 |
| 26日 | 15.8 | 19.7 | 12.3 | 14.2 | 14.0 | 13.8 | 13.6 | 13.4 | 13.7 | 14.4 | 15.3 | 16.2 | 16.9 | 17.6 | 18.1 | 18.4 | 18.4 | 18.2 | 17.7 | 17.1 | 16.4 | 15.9 | 15.6 | 15.3 | 15.1 | 14.8 | 14.6 |
| 27日 | 16.0 | 19.9 | 12.5 | 14.3 | 14.2 | 14.0 | 13.7 | 13.6 | 13.9 | 14.6 | 15.5 | 16.4 | 17.1 | 17.7 | 18.3 | 18.6 | 18.6 | 18.4 | 17.9 | 17.3 | 16.6 | 16.1 | 15.8 | 15.5 | 15.2 | 15.0 | 14.8 |
| 28日 | 16.1 | 20.0 | 12.7 | 14.5 | 14.3 | 14.1 | 13.9 | 13.7 | 14.1 | 14.8 | 15.7 | 16.6 | 17.3 | 17.9 | 18.4 | 18.7 | 18.7 | 18.5 | 18.1 | 17.4 | 16.7 | 16.3 | 15.9 | 15.7 | 15.4 | 15.2 | 14.9 |
| 29日 | 16.3 | 20.2 | 12.8 | 14.7 | 14.5 | 14.3 | 14.1 | 13.9 | 14.3 | 15.0 | 15.9 | 16.8 | 17.5 | 18.1 | 18.6 | 18.9 | 18.9 | 18.7 | 18.2 | 17.6 | 16.9 | 16.4 | 16.1 | 15.8 | 15.6 | 15.3 | 15.1 |
| 30日 | 16.5 | 20.3 | 13.0 | 14.9 | 14.7 | 14.5 | 14.3 | 14.1 | 14.5 | 15.2 | 16.1 | 16.9 | 17.7 | 18.3 | 18.8 | 19.1 | 19.1 | 18.8 | 18.4 | 17.7 | 17.1 | 16.6 | 16.3 | 16.0 | 15.7 | 15.5 | 15.2 |