平年値（日ごとの値）
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南鳥島 4月21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 | 1998～ 2004 |
| 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 | 29 | 28 | 23 | 1 |
| 1日 | 21.6 | 16.8 | 15.4 | 13.5 | 12.1 | 7.4 | 0.7 | -7.6 | -18.8 | -25.7 | -33.7 | -42.8 | -53.1 | -58.7 | -64.9 | -71.3 | -76.4 | -75.4 | -65.9 | -61.3 | -56.8 | -51.1 | /// | /// | /// |
| 2日 | 21.7 | 16.8 | 15.5 | 13.5 | 12.1 | 7.5 | 0.8 | -7.6 | -18.8 | -25.7 | -33.7 | -42.9 | -53.1 | -58.7 | -64.9 | -71.3 | -76.4 | -75.4 | -65.9 | -61.3 | -56.7 | -51.0 | /// | /// | /// |
| 3日 | 21.8 | 16.9 | 15.5 | 13.5 | 12.1 | 7.5 | 0.8 | -7.6 | -18.8 | -25.7 | -33.7 | -42.9 | -53.2 | -58.8 | -64.9 | -71.2 | -76.3 | -75.3 | -65.8 | -61.2 | -56.7 | -50.8 | /// | /// | /// |
| 4日 | 21.8 | 16.9 | 15.6 | 13.5 | 12.2 | 7.5 | 0.8 | -7.6 | -18.8 | -25.6 | -33.7 | -42.9 | -53.2 | -58.8 | -64.9 | -71.2 | -76.3 | -75.3 | -65.7 | -61.2 | -56.6 | -50.7 | /// | /// | /// |
| 5日 | 21.9 | 17.0 | 15.6 | 13.6 | 12.2 | 7.5 | 0.8 | -7.6 | -18.7 | -25.6 | -33.7 | -43.0 | -53.3 | -58.9 | -65.0 | -71.2 | -76.2 | -75.2 | -65.7 | -61.1 | -56.6 | -50.6 | /// | /// | /// |
| 6日 | 21.9 | 17.0 | 15.7 | 13.6 | 12.3 | 7.6 | 0.8 | -7.5 | -18.7 | -25.6 | -33.7 | -43.0 | -53.3 | -58.9 | -65.0 | -71.1 | -76.2 | -75.1 | -65.6 | -61.0 | -56.5 | -50.4 | /// | /// | /// |
| 7日 | 22.0 | 17.1 | 15.8 | 13.7 | 12.3 | 7.6 | 0.9 | -7.5 | -18.7 | -25.6 | -33.7 | -43.0 | -53.4 | -59.0 | -65.0 | -71.2 | -76.2 | -75.0 | -65.6 | -61.0 | -56.4 | -50.3 | /// | /// | /// |
| 8日 | 22.0 | 17.2 | 15.9 | 13.8 | 12.4 | 7.6 | 0.9 | -7.5 | -18.7 | -25.6 | -33.7 | -43.1 | -53.5 | -59.1 | -65.1 | -71.2 | -76.2 | -75.0 | -65.5 | -60.9 | -56.3 | -50.2 | /// | /// | /// |
| 9日 | 22.1 | 17.3 | 16.0 | 13.8 | 12.5 | 7.7 | 0.9 | -7.5 | -18.6 | -25.5 | -33.8 | -43.1 | -53.6 | -59.2 | -65.2 | -71.2 | -76.2 | -74.9 | -65.4 | -60.8 | -56.2 | -50.0 | /// | /// | /// |
| 10日 | 22.2 | 17.3 | 16.1 | 13.9 | 12.6 | 7.7 | 0.9 | -7.4 | -18.6 | -25.5 | -33.8 | -43.2 | -53.7 | -59.3 | -65.2 | -71.2 | -76.2 | -74.8 | -65.4 | -60.7 | -56.1 | -49.9 | /// | /// | /// |
| 11日 | 22.3 | 17.4 | 16.2 | 14.1 | 12.7 | 7.7 | 1.0 | -7.4 | -18.6 | -25.5 | -33.8 | -43.2 | -53.8 | -59.4 | -65.3 | -71.2 | -76.2 | -74.7 | -65.3 | -60.7 | -56.0 | -49.8 | /// | /// | /// |
| 12日 | 22.3 | 17.5 | 16.3 | 14.2 | 12.8 | 7.8 | 1.0 | -7.4 | -18.5 | -25.5 | -33.8 | -43.3 | -53.9 | -59.6 | -65.4 | -71.2 | -76.2 | -74.6 | -65.2 | -60.6 | -55.9 | -49.7 | /// | /// | /// |
| 13日 | 22.4 | 17.6 | 16.4 | 14.3 | 12.9 | 7.8 | 1.0 | -7.4 | -18.5 | -25.5 | -33.8 | -43.3 | -54.0 | -59.7 | -65.4 | -71.2 | -76.1 | -74.5 | -65.2 | -60.5 | -55.8 | -49.6 | /// | /// | /// |
| 14日 | 22.5 | 17.7 | 16.5 | 14.4 | 13.0 | 7.9 | 1.0 | -7.4 | -18.5 | -25.5 | -33.8 | -43.4 | -54.1 | -59.8 | -65.5 | -71.2 | -76.1 | -74.5 | -65.1 | -60.5 | -55.7 | -49.5 | -45.6 | /// | /// |
| 15日 | 22.5 | 17.8 | 16.6 | 14.5 | 13.1 | 8.0 | 1.1 | -7.4 | -18.5 | -25.5 | -33.8 | -43.4 | -54.2 | -59.9 | -65.5 | -71.2 | -76.1 | -74.4 | -65.0 | -60.4 | -55.7 | -49.5 | -45.6 | /// | /// |
| 16日 | 22.6 | 17.9 | 16.7 | 14.7 | 13.1 | 8.0 | 1.1 | -7.4 | -18.5 | -25.5 | -33.8 | -43.5 | -54.3 | -59.9 | -65.5 | -71.2 | -76.0 | -74.3 | -64.9 | -60.3 | -55.6 | -49.4 | -45.6 | /// | /// |
| 17日 | 22.7 | 18.0 | 16.8 | 14.8 | 13.2 | 8.1 | 1.1 | -7.4 | -18.4 | -25.5 | -33.8 | -43.5 | -54.4 | -60.0 | -65.6 | -71.1 | -76.0 | -74.3 | -64.8 | -60.3 | -55.5 | -49.3 | -45.6 | /// | /// |
| 18日 | 22.8 | 18.0 | 16.9 | 14.9 | 13.2 | 8.1 | 1.1 | -7.4 | -18.4 | -25.5 | -33.8 | -43.5 | -54.5 | -60.1 | -65.6 | -71.1 | -75.9 | -74.3 | -64.8 | -60.2 | -55.5 | -49.3 | -45.6 | /// | /// |
| 19日 | 22.8 | 18.1 | 16.9 | 15.0 | 13.3 | 8.1 | 1.1 | -7.4 | -18.4 | -25.4 | -33.8 | -43.6 | -54.6 | -60.1 | -65.6 | -71.0 | -75.9 | -74.3 | -64.7 | -60.1 | -55.4 | -49.3 | -45.6 | /// | /// |
| 20日 | 22.9 | 18.2 | 17.0 | 15.0 | 13.3 | 8.2 | 1.2 | -7.4 | -18.4 | -25.4 | -33.8 | -43.6 | -54.6 | -60.1 | -65.5 | -70.9 | -75.9 | -74.3 | -64.6 | -60.0 | -55.4 | -49.2 | -45.6 | /// | /// |
| 21日 | 22.9 | 18.3 | 17.1 | 15.1 | 13.3 | 8.2 | 1.2 | -7.3 | -18.3 | -25.4 | -33.7 | -43.6 | -54.7 | -60.1 | -65.5 | -70.9 | -75.8 | -74.3 | -64.6 | -60.0 | -55.4 | -49.2 | -45.5 | /// | /// |
| 22日 | 23.0 | 18.3 | 17.1 | 15.1 | 13.3 | 8.2 | 1.2 | -7.3 | -18.3 | -25.3 | -33.7 | -43.6 | -54.7 | -60.1 | -65.5 | -70.9 | -75.8 | -74.3 | -64.5 | -59.9 | -55.3 | -49.2 | -45.5 | /// | /// |
| 23日 | 23.0 | 18.4 | 17.2 | 15.2 | 13.3 | 8.3 | 1.2 | -7.3 | -18.2 | -25.3 | -33.7 | -43.6 | -54.7 | -60.1 | -65.5 | -70.8 | -75.8 | -74.4 | -64.5 | -59.8 | -55.3 | -49.2 | /// | /// | /// |
| 24日 | 23.1 | 18.4 | 17.2 | 15.2 | 13.3 | 8.3 | 1.3 | -7.2 | -18.2 | -25.2 | -33.6 | -43.5 | -54.7 | -60.1 | -65.5 | -70.8 | -75.8 | -74.4 | -64.5 | -59.8 | -55.3 | -49.1 | /// | /// | /// |
| 25日 | 23.1 | 18.5 | 17.3 | 15.2 | 13.3 | 8.3 | 1.3 | -7.2 | -18.1 | -25.2 | -33.6 | -43.5 | -54.7 | -60.1 | -65.5 | -70.8 | -75.7 | -74.4 | -64.5 | -59.7 | -55.2 | -49.1 | /// | /// | /// |
| 26日 | 23.2 | 18.6 | 17.3 | 15.2 | 13.4 | 8.4 | 1.3 | -7.1 | -18.1 | -25.1 | -33.6 | -43.5 | -54.7 | -60.1 | -65.5 | -70.8 | -75.7 | -74.3 | -64.4 | -59.6 | -55.2 | -49.0 | /// | /// | /// |
| 27日 | 23.3 | 18.6 | 17.4 | 15.3 | 13.4 | 8.4 | 1.3 | -7.1 | -18.0 | -25.1 | -33.5 | -43.5 | -54.7 | -60.2 | -65.5 | -70.7 | -75.6 | -74.3 | -64.4 | -59.6 | -55.2 | -49.0 | /// | /// | /// |
| 28日 | 23.3 | 18.7 | 17.4 | 15.3 | 13.4 | 8.5 | 1.4 | -7.0 | -18.0 | -25.1 | -33.5 | -43.5 | -54.7 | -60.2 | -65.6 | -70.7 | -75.6 | -74.2 | -64.4 | -59.6 | -55.1 | -48.9 | /// | /// | /// |
| 29日 | 23.4 | 18.7 | 17.5 | 15.3 | 13.4 | 8.5 | 1.4 | -7.0 | -17.9 | -25.0 | -33.5 | -43.5 | -54.7 | -60.3 | -65.6 | -70.7 | -75.5 | -74.1 | -64.4 | -59.5 | -55.1 | -48.8 | /// | /// | /// |
| 30日 | 23.4 | 18.8 | 17.5 | 15.3 | 13.5 | 8.5 | 1.4 | -7.0 | -17.9 | -25.0 | -33.5 | -43.5 | -54.7 | -60.3 | -65.6 | -70.6 | -75.4 | -74.0 | -64.3 | -59.5 | -55.0 | -48.8 | /// | /// | /// |