旬ごとの値
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南鳥島（東京都) 1980年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温(℃) | 蒸気圧 (hPa) | 湿度(％) | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 日平均 | 最高気温 | 最低気温 | 各階級の日数（平均） | 各階級の日数（最低） | 各階級の日数（最高） | |||||||||||||||||||
| 平均 | 平均 | 最高 | 最低 | 平均 | 最低 | 最高 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 平均 | 平均 | 最小 | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||||
| 上旬 | 20.9 | 23.6 | 25.7 | 05 | 21.8 | 10* | 19.1 | 17.7 | 10* | 21.7 | 05 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.4 | 66 | 47 | 10 | |
| 中旬 | 21.0 | 23.7 | 25.3 | 15 | 21.6 | 20 | 18.8 | 17.4 | 20 | 21.2 | 15 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 17.4 | 69 | 49 | 13 | |
| 下旬 | 20.3 | 22.6 | 25.6 | 31 | 20.0 | 28 | 18.3 | 15.1 | 25 | 21.9 | 31 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.8 | 69 | 46 | 27 | |
| 上旬 | 20.9 | 23.8 | 25.3 | 06 | 22.5 | 08 | 18.8 | 16.1 | 09 | 20.1 | 01 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 17.4 | 70 | 51 | 09 | |
| 中旬 | 19.8 | 23.3 | 23.9 | 17* | 22.2 | 18 | 16.9 | 14.9 | 20 | 18.4 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.2 | 61 | 42 | 19 | |
| 下旬 | 20.6 | 24.0 | 26.1 | 28 | 22.2 | 26 | 18.5 | 16.9 | 26 | 21.2 | 28 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.4 | 66 | 37 | 26 | |
| 上旬 | 21.2 | 25.2 | 26.5 | 04 | 22.0 | 01 | 17.9 | 14.5 | 10 | 19.8 | 02 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 18.3 | 72 | 44 | 01 | |
| 中旬 | 21.4 | 25.2 | 28.1 | 19 | 21.5 | 14 | 18.9 | 17.4 | 18 | 20.8 | 11 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 18.9 | 74 | 43 | 19 | |
| 下旬 | 22.3 | 26.3 | 29.5 | 24 | 22.1 | 29 | 19.3 | 17.2 | 25 | 21.0 | 21 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 20.3 | 76 | 49 | 24 | |
| 上旬 | 22.7 | 26.2 | 27.6 | 05 | 25.0 | 09 | 21.0 | 19.4 | 06 | 22.0 | 10 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 20.6 | 75 | 55 | 06 | |
| 中旬 | 23.5 | 27.3 | 31.0 | 19 | 23.9 | 20 | 21.8 | 20.9 | 20 | 22.6 | 18 | 0 | 0 | 0 | 0 | 0 | 9 | 1 | 0 | 22.8 | 79 | 54 | 19 | |
| 下旬 | 24.4 | 28.1 | 29.9 | 24 | 25.3 | 21 | 22.4 | 20.6 | 28 | 23.8 | 30 | 0 | 4 | 0 | 0 | 0 | 10 | 0 | 0 | 25.0 | 82 | 59 | 21 | |
| 上旬 | 25.3 | 28.1 | 29.9 | 07 | 26.2 | 04 | 23.4 | 22.9 | 03* | 24.2 | 09 | 0 | 6 | 0 | 0 | 0 | 10 | 0 | 0 | 25.2 | 78 | 61 | 10 | |
| 中旬 | 25.8 | 28.9 | 31.9 | 12 | 26.2 | 13 | 23.6 | 21.5 | 12 | 25.1 | 18 | 0 | 9 | 0 | 2 | 0 | 10 | 1 | 0 | 25.1 | 76 | 54 | 12* | |
| 下旬 | 25.5 | 28.4 | 30.9 | 25 | 25.3 | 30 | 23.4 | 21.4 | 27 | 24.3 | 31* | 0 | 7 | 0 | 0 | 0 | 11 | 2 | 0 | 25.2 | 77 | 59 | 23 | |
| 上旬 | 25.9 | 28.0 | 29.1 | 01 | 27.4 | 03* | 24.3 | 23.0 | 10 | 25.0 | 04 | 0 | 10 | 0 | 1 | 0 | 10 | 0 | 0 | 25.9 | 78 | 67 | 06* | |
| 中旬 | 26.8 | 30.8 | 32.3 | 19 | 28.8 | 11 | 24.3 | 22.7 | 15 | 25.8 | 20 | 0 | 10 | 0 | 2 | 0 | 10 | 8 | 0 | 26.2 | 75 | 58 | 19 | |
| 下旬 | 27.9 | 31.9 | 33.1 | 23 | 29.3 | 25 | 25.1 | 23.1 | 26 | 26.2 | 23 | 0 | 10 | 0 | 7 | 0 | 10 | 9 | 0 | 27.5 | 73 | 57 | 24 | |
| 上旬 | 28.6 | 32.5 | 34.0 | 09 | 31.7 | 04 | 26.2 | 25.2 | 10 | 26.9 | 06 | 0 | 10 | 0 | 10 | 0 | 10 | 10 | 0 | 27.6 | 71 | 50 | 09 | |
| 中旬 | 29.1 | 33.2 | 34.5 | 16 | 32.2 | 20 | 25.9 | 24.4 | 11 | 27.2 | 17 | 0 | 10 | 0 | 7 | 0 | 10 | 10 | 0 | 28.5 | 71 | 51 | 11 | |
| 下旬 | 27.2 | 30.3 | 33.7 | 23 | 27.1 | 26 | 24.9 | 23.4 | 28* | 27.7 | 21 | 0 | 10 | 0 | 4 | 0 | 11 | 5 | 0 | 28.9 | 81 | 56 | 23 | |
| 上旬 | 27.2 | 29.7 | 31.2 | 09 | 26.7 | 03 | 25.4 | 23.3 | 03 | 26.6 | 06 | 0 | 9 | 0 | 7 | 0 | 10 | 7 | 0 | 30.2 | 84 | 66 | 01 | |
| 中旬 | 27.6 | 30.4 | 31.7 | 16* | 27.7 | 11 | 25.3 | 24.2 | 16* | 26.8 | 20 | 0 | 10 | 0 | 6 | 0 | 10 | 9 | 0 | 30.1 | 82 | 65 | 16 | |
| 下旬 | 28.0 | 31.1 | 32.6 | 26 | 30.1 | 21 | 25.7 | 23.4 | 27 | 27.6 | 21 | 0 | 11 | 0 | 8 | 0 | 11 | 11 | 0 | 29.6 | 78 | 59 | 26 | |
| 上旬 | 28.6 | 31.3 | 32.4 | 08 | 29.6 | 10 | 26.6 | 25.2 | 10 | 28.1 | 07 | 0 | 10 | 0 | 10 | 0 | 10 | 9 | 0 | 30.9 | 78 | 65 | 04 | |
| 中旬 | 28.6 | 31.5 | 33.1 | 16 | 29.4 | 11 | 26.8 | 24.8 | 11 | 28.1 | 14 | 0 | 10 | 0 | 9 | 0 | 10 | 9 | 0 | 29.4 | 75 | 54 | 18 | |
| 下旬 | 28.8 | 31.1 | 31.5 | 22 | 30.4 | 27 | 26.8 | 25.8 | 22 | 27.6 | 30 | 0 | 10 | 0 | 10 | 0 | 10 | 10 | 0 | 31.2 | 79 | 69 | 30 | |
| 上旬 | 27.4 | 29.6 | 31.0 | 04 | 27.0 | 05 | 25.2 | 23.7 | 05 | 26.7 | 09 | 0 | 10 | 0 | 6 | 0 | 10 | 4 | 0 | 29.6 | 81 | 70 | 02 | |
| 中旬 | 28.0 | 30.3 | 31.9 | 16 | 28.1 | 11 | 26.4 | 25.3 | 18 | 27.3 | 13 | 0 | 10 | 0 | 10 | 0 | 10 | 7 | 0 | 29.4 | 78 | 64 | 16 | |
| 下旬 | 27.7 | 30.7 | 32.5 | 30 | 28.6 | 31 | 25.7 | 24.7 | 29 | 26.7 | 26 | 0 | 11 | 0 | 10 | 0 | 11 | 9 | 0 | 29.7 | 80 | 59 | 29 | |
| 上旬 | 26.9 | 29.4 | 30.8 | 01 | 26.2 | 05 | 24.8 | 23.4 | 05 | 26.3 | 02 | 0 | 10 | 0 | 5 | 0 | 10 | 4 | 0 | 28.4 | 80 | 67 | 08 | |
| 中旬 | 27.4 | 29.4 | 30.1 | 19 | 27.9 | 20 | 25.9 | 24.8 | 17 | 26.9 | 14 | 0 | 10 | 0 | 9 | 0 | 10 | 2 | 0 | 29.1 | 80 | 56 | 16 | |
| 下旬 | 26.1 | 28.7 | 29.9 | 24 | 27.3 | 29 | 24.2 | 22.4 | 30* | 25.8 | 25 | 0 | 9 | 0 | 5 | 0 | 10 | 0 | 0 | 25.2 | 74 | 51 | 28* | |
| 上旬 | 24.3 | 27.2 | 28.9 | 07 | 24.0 | 08 | 22.3 | 20.2 | 08 | 23.6 | 05* | 0 | 1 | 0 | 0 | 0 | 9 | 0 | 0 | 23.1 | 77 | 52 | 03 | |
| 中旬 | 24.0 | 26.5 | 27.7 | 14* | 25.5 | 19 | 21.7 | 20.3 | 15 | 23.4 | 13 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 24.1 | 81 | 61 | 16 | |
| 下旬 | 23.1 | 25.2 | 26.7 | 24 | 22.8 | 23 | 20.7 | 18.3 | 26 | 22.0 | 25 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 20.5 | 73 | 52 | 25 | |