平年値（日ごとの値）
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八丈島 11月9時
| 要素 | 気温(℃) | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 指定気圧面 | 1000hPa | 925hPa | 900hPa | 850hPa | 800hPa | 700hPa | 600hPa | 500hPa | 400hPa | 350hPa | 300hPa | 250hPa | 200hPa | 175hPa | 150hPa | 125hPa | 100hPa | 70hPa | 50hPa | 40hPa | 30hPa | 20hPa | 15hPa | 10hPa | 5hPa |
| 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 | 2001～ 2019 |
| 資料年数 | 24 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 24 | 4 |
| 1日 | /// | 14.0 | 12.6 | 9.9 | 7.7 | 3.1 | -3.6 | -11.8 | -22.3 | -28.6 | -35.9 | -44.0 | -53.0 | -57.8 | -62.8 | -67.8 | -71.0 | -67.8 | -62.3 | -59.9 | -56.9 | -52.9 | -50.4 | /// | /// |
| 2日 | /// | 13.9 | 12.5 | 9.8 | 7.6 | 3.0 | -3.7 | -12.0 | -22.5 | -28.8 | -36.0 | -44.1 | -53.0 | -57.8 | -62.8 | -67.7 | -70.9 | -67.7 | -62.3 | -59.8 | -56.9 | -53.0 | -50.4 | /// | /// |
| 3日 | /// | 13.8 | 12.4 | 9.7 | 7.5 | 2.8 | -3.9 | -12.2 | -22.7 | -29.0 | -36.2 | -44.2 | -53.1 | -57.8 | -62.8 | -67.6 | -70.7 | -67.7 | -62.3 | -59.8 | -56.9 | -53.0 | -50.4 | /// | /// |
| 4日 | /// | 13.7 | 12.2 | 9.6 | 7.3 | 2.7 | -4.1 | -12.4 | -22.9 | -29.1 | -36.3 | -44.3 | -53.1 | -57.8 | -62.7 | -67.5 | -70.6 | -67.7 | -62.2 | -59.8 | -56.9 | -53.0 | -50.4 | /// | /// |
| 5日 | /// | 13.6 | 12.1 | 9.4 | 7.2 | 2.5 | -4.3 | -12.6 | -23.1 | -29.3 | -36.5 | -44.4 | -53.1 | -57.8 | -62.7 | -67.4 | -70.5 | -67.6 | -62.2 | -59.8 | -56.9 | -52.9 | -50.4 | /// | /// |
| 6日 | /// | 13.4 | 12.0 | 9.3 | 7.1 | 2.4 | -4.4 | -12.8 | -23.3 | -29.5 | -36.6 | -44.5 | -53.1 | -57.8 | -62.6 | -67.3 | -70.3 | -67.6 | -62.2 | -59.7 | -56.9 | -52.9 | -50.3 | /// | /// |
| 7日 | /// | 13.3 | 11.9 | 9.2 | 7.0 | 2.2 | -4.6 | -12.9 | -23.5 | -29.7 | -36.8 | -44.6 | -53.2 | -57.8 | -62.5 | -67.1 | -70.2 | -67.5 | -62.1 | -59.7 | -56.9 | -52.9 | -50.2 | /// | /// |
| 8日 | /// | 13.2 | 11.7 | 9.1 | 6.9 | 2.1 | -4.8 | -13.1 | -23.7 | -29.8 | -36.9 | -44.7 | -53.2 | -57.8 | -62.4 | -67.0 | -70.1 | -67.4 | -62.1 | -59.7 | -56.9 | -52.8 | -50.2 | /// | /// |
| 9日 | /// | 13.0 | 11.6 | 8.9 | 6.8 | 1.9 | -5.0 | -13.3 | -23.8 | -30.0 | -37.1 | -44.9 | -53.2 | -57.7 | -62.3 | -66.8 | -70.0 | -67.4 | -62.1 | -59.7 | -56.9 | -52.8 | -50.1 | /// | /// |
| 10日 | /// | 12.9 | 11.4 | 8.8 | 6.6 | 1.8 | -5.1 | -13.5 | -24.0 | -30.2 | -37.3 | -45.0 | -53.3 | -57.7 | -62.2 | -66.7 | -69.8 | -67.3 | -62.0 | -59.7 | -56.8 | -52.7 | -50.0 | /// | /// |
| 11日 | /// | 12.7 | 11.3 | 8.6 | 6.5 | 1.6 | -5.3 | -13.6 | -24.2 | -30.3 | -37.4 | -45.1 | -53.3 | -57.7 | -62.2 | -66.5 | -69.7 | -67.3 | -62.0 | -59.6 | -56.8 | -52.7 | -49.9 | /// | /// |
| 12日 | /// | 12.5 | 11.1 | 8.4 | 6.3 | 1.5 | -5.5 | -13.8 | -24.3 | -30.5 | -37.6 | -45.2 | -53.4 | -57.7 | -62.1 | -66.4 | -69.6 | -67.2 | -62.0 | -59.6 | -56.8 | -52.6 | -49.8 | /// | /// |
| 13日 | /// | 12.4 | 10.9 | 8.2 | 6.2 | 1.3 | -5.6 | -13.9 | -24.5 | -30.7 | -37.7 | -45.3 | -53.5 | -57.7 | -62.1 | -66.3 | -69.5 | -67.1 | -62.0 | -59.6 | -56.7 | -52.5 | -49.7 | /// | /// |
| 14日 | /// | 12.2 | 10.7 | 8.0 | 6.0 | 1.1 | -5.8 | -14.1 | -24.6 | -30.8 | -37.8 | -45.4 | -53.5 | -57.7 | -62.0 | -66.2 | -69.4 | -67.1 | -61.9 | -59.5 | -56.7 | -52.4 | -49.6 | /// | /// |
| 15日 | /// | 12.0 | 10.5 | 7.8 | 5.8 | 1.0 | -5.9 | -14.2 | -24.7 | -31.0 | -37.9 | -45.5 | -53.5 | -57.7 | -62.0 | -66.1 | -69.3 | -67.1 | -61.9 | -59.5 | -56.6 | -52.3 | -49.6 | /// | /// |
| 16日 | /// | 11.9 | 10.3 | 7.6 | 5.6 | 0.8 | -6.1 | -14.3 | -24.8 | -31.1 | -38.0 | -45.5 | -53.6 | -57.8 | -62.0 | -66.1 | -69.3 | -67.0 | -61.9 | -59.5 | -56.5 | -52.2 | /// | /// | /// |
| 17日 | /// | 11.7 | 10.2 | 7.5 | 5.4 | 0.6 | -6.2 | -14.4 | -25.0 | -31.2 | -38.1 | -45.6 | -53.6 | -57.8 | -62.0 | -66.0 | -69.2 | -67.0 | -61.8 | -59.4 | -56.5 | -52.1 | /// | /// | /// |
| 18日 | /// | 11.5 | 10.0 | 7.3 | 5.3 | 0.5 | -6.3 | -14.5 | -25.1 | -31.3 | -38.1 | -45.6 | -53.6 | -57.8 | -62.0 | -66.0 | -69.2 | -67.0 | -61.8 | -59.4 | -56.4 | -52.0 | /// | /// | /// |
| 19日 | /// | 11.4 | 9.9 | 7.1 | 5.1 | 0.3 | -6.4 | -14.6 | -25.1 | -31.3 | -38.2 | -45.6 | -53.6 | -57.8 | -62.0 | -66.1 | -69.1 | -67.0 | -61.8 | -59.4 | -56.4 | -52.0 | /// | /// | /// |
| 20日 | /// | 11.3 | 9.7 | 7.0 | 5.0 | 0.2 | -6.5 | -14.7 | -25.2 | -31.4 | -38.2 | -45.6 | -53.6 | -57.8 | -62.0 | -66.1 | -69.1 | -67.0 | -61.7 | -59.4 | -56.3 | -51.9 | /// | /// | /// |
| 21日 | /// | 11.2 | 9.6 | 6.9 | 4.8 | 0.1 | -6.6 | -14.8 | -25.3 | -31.4 | -38.2 | -45.6 | -53.5 | -57.7 | -62.0 | -66.1 | -69.1 | -66.9 | -61.7 | -59.3 | -56.3 | -51.8 | /// | /// | /// |
| 22日 | /// | 11.1 | 9.5 | 6.7 | 4.7 | 0.0 | -6.7 | -14.9 | -25.4 | -31.5 | -38.1 | -45.5 | -53.4 | -57.7 | -62.1 | -66.2 | -69.1 | -66.9 | -61.6 | -59.3 | -56.3 | -51.8 | -48.0 | /// | /// |
| 23日 | /// | 11.0 | 9.4 | 6.6 | 4.6 | -0.2 | -6.7 | -14.9 | -25.4 | -31.5 | -38.1 | -45.4 | -53.4 | -57.7 | -62.1 | -66.2 | -69.1 | -66.9 | -61.6 | -59.3 | -56.2 | -51.8 | -47.9 | /// | /// |
| 24日 | /// | 10.8 | 9.3 | 6.5 | 4.4 | -0.3 | -6.8 | -15.0 | -25.5 | -31.5 | -38.1 | -45.3 | -53.3 | -57.6 | -62.1 | -66.3 | -69.1 | -66.9 | -61.6 | -59.3 | -56.2 | -51.7 | -47.9 | /// | /// |
| 25日 | /// | 10.7 | 9.2 | 6.4 | 4.3 | -0.4 | -6.9 | -15.1 | -25.5 | -31.5 | -38.0 | -45.2 | -53.2 | -57.5 | -62.1 | -66.3 | -69.1 | -66.9 | -61.6 | -59.3 | -56.2 | -51.8 | -47.9 | /// | /// |
| 26日 | /// | 10.6 | 9.1 | 6.3 | 4.2 | -0.5 | -7.0 | -15.2 | -25.6 | -31.5 | -38.0 | -45.1 | -53.1 | -57.5 | -62.1 | -66.4 | -69.1 | -66.9 | -61.6 | -59.2 | -56.2 | -51.8 | -47.9 | /// | /// |
| 27日 | /// | 10.5 | 8.9 | 6.2 | 4.0 | -0.6 | -7.1 | -15.3 | -25.7 | -31.5 | -37.9 | -45.1 | -53.0 | -57.4 | -62.0 | -66.4 | -69.1 | -66.9 | -61.6 | -59.2 | -56.2 | -51.8 | -47.9 | /// | /// |
| 28日 | /// | 10.4 | 8.8 | 6.0 | 3.8 | -0.8 | -7.2 | -15.4 | -25.7 | -31.5 | -37.9 | -45.0 | -52.9 | -57.4 | -62.0 | -66.3 | -69.0 | -66.9 | -61.6 | -59.2 | -56.2 | -51.8 | /// | /// | /// |
| 29日 | /// | 10.2 | 8.6 | 5.8 | 3.6 | -0.9 | -7.3 | -15.5 | -25.8 | -31.6 | -37.9 | -44.9 | -52.8 | -57.3 | -62.0 | -66.3 | -69.0 | -66.9 | -61.6 | -59.2 | -56.2 | -51.8 | /// | /// | /// |
| 30日 | /// | 10.0 | 8.4 | 5.6 | 3.5 | -1.1 | -7.5 | -15.7 | -25.9 | -31.6 | -37.9 | -44.9 | -52.8 | -57.3 | -61.9 | -66.3 | -68.9 | -66.9 | -61.6 | -59.2 | -56.2 | -51.8 | /// | /// | /// |