旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
三宅島（東京都) 1987年（旬ごとの値） 詳細（気圧・降水量）
| 月 | 旬 | 気圧(hPa) | 降水量(mm) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 現地 | 海面 | 合計 | 最大 | 各階級の日数 | ||||||||||||||||
| 平均 | 平均 | 最低 | 日 | 1時間 | 10分間 | ≧0.0mm | ≧0.5mm | ≧1.0mm | ≧10.0mm | ≧30.0mm | ≧50.0mm | ≧70.0mm | ≧100.0mm | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||
| 上旬 | 1010.3 | 1014.8 | -- | 86.0 | 51.0 | 05 | 12.0 | 05 | 6.0 | 08 | 6 | 6 | 5 | 3 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1009.8 | 1014.3 | -- | 20.5 | 10.5 | 12 | 7.5 | 17 | 4.0 | 17 | 6 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1014.0 | 1018.5 | -- | 31.5 | 14.5 | 24 | 9.5 | 24 | 3.5 | 24 | 6 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.5 | 1014.0 | -- | 19.0 | 8.0 | 03* | 3.5 | 03 | 3.5 | 03 | 7 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.1 | 1016.6 | -- | 34.5 | 16.0 | 18 | 6.0 | 18 | 1.5 | 20* | 7 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1006.9 | 1011.4 | -- | 14.0 | 11.5 | 21 | 4.5 | 21 | 1.5 | 21 | 8 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1007.0 | 1011.5 | -- | 54.0 | 48.5 | 07 | 8.5 | 07 | 2.5 | 07 | 7 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1007.1 | 1011.5 | -- | 153.5 | 66.0 | 11 | 12.0 | 11 | 6.0 | 11 | 7 | 6 | 6 | 4 | 2 | 1 | 0 | 0 | ||
| 下旬 | 1011.4 | 1015.9 | -- | 82.0 | 32.5 | 29 | 5.5 | 28* | 3.5 | 28 | 9 | 6 | 4 | 4 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1011.2 | 1015.6 | -- | 64.0 | 37.0 | 07 | 7.0 | 07 | 2.0 | 07 | 6 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1013.5 | 1018.0 | -- | 25.5 | 15.5 | 14 | 7.0 | 17 | 1.5 | 17 | 6 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.7 | 1015.0 | -- | 36.5 | 16.0 | 23 | 16.0 | 23 | 6.0 | 23 | 4 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1009.8 | 1014.2 | -- | 38.0 | 21.5 | 03 | 16.5 | 03 | 6.0 | 03 | 5 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1011.7 | 1016.1 | -- | 77.0 | 59.5 | 14 | 10.5 | 14 | 4.5 | 17 | 5 | 3 | 3 | 2 | 1 | 1 | 0 | 0 | ||
| 下旬 | 1007.8 | 1012.1 | -- | 74.5 | 57.5 | 23 | 7.0 | 23 | 3.0 | 23 | 7 | 4 | 4 | 2 | 1 | 1 | 0 | 0 | ||
| 上旬 | 1007.8 | 1012.1 | -- | 62.5 | 60.0 | 10 | 25.0 | 10 | 11.0 | 10 | 5 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1006.1 | 1010.4 | -- | 131.5 | 96.5 | 20 | 37.5 | 20 | 7.0 | 20 | 5 | 4 | 2 | 2 | 2 | 1 | 1 | 0 | ||
| 下旬 | 1002.3 | 1006.6 | -- | 207.0 | 82.0 | 29 | 24.5 | 29 | 6.5 | 29 | 8 | 7 | 7 | 4 | 3 | 2 | 1 | 0 | ||
| 上旬 | 1002.1 | 1006.4 | -- | 113.0 | 55.0 | 05 | 26.5 | 05 | 12.0 | 05 | 9 | 4 | 4 | 3 | 2 | 1 | 0 | 0 | ||
| 中旬 | 1006.0 | 1010.2 | -- | 179.0 | 100.5 | 20 | 29.5 | 20 | 15.0 | 20 | 10 | 5 | 5 | 2 | 2 | 2 | 1 | 1 | ||
| 下旬 | 1005.7 | 1010.0 | -- | 10.0 | 9.5 | 30 | 9.0 | 30 | 6.5 | 30 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.5 | 1008.7 | -- | 49.5 | 23.0 | 08 | 21.5 | 08 | 9.5 | 08 | 5 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1009.3 | 1013.5 | -- | 31.5 | 22.0 | 11 | 8.5 | 20 | 5.0 | 20 | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1004.4 | 1008.6 | -- | 13.0 | 6.0 | 25 | 4.5 | 23 | 4.5 | 23 | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1007.7 | 1011.9 | -- | 219.5 | 125.0 | 03 | 68.0 | 03 | 22.0 | 03 | 9 | 9 | 8 | 4 | 2 | 1 | 1 | 1 | ||
| 中旬 | 1003.5 | 1007.8 | -- | 244.5 | 119.5 | 19 | 64.5 | 19 | 23.0 | 19 | 10 | 7 | 7 | 3 | 3 | 2 | 1 | 1 | ||
| 下旬 | 1012.5 | 1016.8 | -- | 118.0 | 79.0 | 26 | 30.5 | 26 | 10.0 | 26 | 9 | 6 | 4 | 3 | 1 | 1 | 1 | 0 | ||
| 上旬 | 1011.8 | 1016.1 | -- | 41.5 | 21.0 | 06 | 9.0 | 07 | 4.0 | 06 | 5 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.5 | 1012.8 | -- | 290.0 | 134.0 | 12 | 28.5 | 12 | 8.0 | 12 | 8 | 7 | 6 | 5 | 2 | 2 | 2 | 2 | ||
| 下旬 | 1014.6 | 1019.0 | -- | 90.0 | 58.0 | 24 | 9.0 | 24 | 3.0 | 24 | 9 | 7 | 7 | 1 | 1 | 1 | 0 | 0 | ||
| 上旬 | 1013.4 | 1017.8 | -- | 111.5 | 67.5 | 04 | 21.5 | 04 | 12.0 | 04 | 8 | 6 | 5 | 3 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1014.2 | 1018.6 | -- | 41.0 | 21.5 | 13 | 16.5 | 13 | 7.0 | 13 | 5 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1013.3 | 1017.7 | -- | 31.0 | 21.5 | 28 | 4.5 | 28 | 1.5 | 28 | 6 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.8 | 1018.3 | -- | 56.5 | 31.5 | 06 | 5.5 | 06 | 3.5 | 08 | 9 | 6 | 6 | 2 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1013.7 | 1018.2 | -- | 75.5 | 42.5 | 13 | 8.0 | 13 | 4.0 | 13 | 10 | 6 | 6 | 2 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1013.4 | 1017.9 | -- | 18.0 | 16.5 | 30 | 5.5 | 30 | 3.0 | 30 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||