旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
室戸岬（高知県) 2002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 | 992.6 | 1015.3 | 1006.9 | 05 | 1.0 | 1.0 | 07 | 1.0 | 07 | 1.0 | 07 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 994.7 | 1017.1 | 1002.2 | 16 | 49.5 | 43.5 | 20 | 13.5 | 20 | 4.0 | 20 | 5 | 5 | 4 | 1 | 1 | 0 | 0 | 0 | |
| 下旬 | 994.2 | 1017.0 | 997.3 | 27 | 92.5 | 54.0 | 26 | 23.0 | 26 | 12.0 | 26 | 5 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | |
| 上旬 | 995.9 | 1018.5 | 1009.0 | 09 | 21.5 | 13.0 | 02 | 2.5 | 02 | 0.5 | 05* | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 997.8 | 1020.7 | 1010.4 | 11 | 11.0 | 11.0 | 17 | 3.0 | 17 | 1.5 | 17 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 997.8 | 1020.2 | 1013.7 | 28 | 19.0 | 9.5 | 28 | 2.0 | 28 | 0.5 | 28* | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 995.8 | 1018.3 | 1001.2 | 06 | 62.0 | 34.5 | 05 | 16.5 | 06 | 7.5 | 06 | 4 | 3 | 3 | 2 | 1 | 0 | 0 | 0 | |
| 中旬 | 994.2 | 1016.3 | 1001.5 | 15 | 23.5 | 20.5 | 14 | 16.5 | 14 | 9.5 | 14 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 990.8 | 1012.9 | 997.8 | 27 | 85.5 | 38.0 | 27 | 22.0 | 27 | 11.0 | 27 | 8 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | |
| 上旬 | 991.3 | 1013.2 | 1003.7 | 03 | 32.0 | 27.0 | 07 | 14.0 | 07 | 5.0 | 07 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 995.3 | 1017.3 | 1007.3 | 17 | 35.5 | 25.5 | 20 | 5.5 | 20 | 1.5 | 20 | 7 | 6 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 995.7 | 1017.6 | 1008.1 | 21 | 70.5 | 40.5 | 21 | 11.0 | 21 | 3.5 | 21 | 9 | 7 | 5 | 3 | 1 | 0 | 0 | 0 | |
| 上旬 | 994.1 | 1015.8 | 1006.6 | 10 | 249.5 | 102.0 | 10 | 25.5 | 01 | 10.0 | 01 | 10 | 9 | 9 | 5 | 3 | 2 | 1 | 1 | |
| 中旬 | 988.7 | 1010.4 | 1002.0 | 19 | 111.0 | 58.0 | 15 | 10.0 | 15 | 2.5 | 15 | 7 | 5 | 5 | 3 | 1 | 1 | 0 | 0 | |
| 下旬 | 987.2 | 1008.7 | 1002.9 | 23 | 20.0 | 9.0 | 31 | 4.5 | 31 | 2.5 | 31 | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 988.7 | 1010.0 | 1003.8 | 01 | 29.0 | 28.5 | 10 | 13.0 | 10 | 3.0 | 10 | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 985.0 | 1006.2 | 997.7 | 20 | 68.5 | 48.5 | 20 | 20.0 | 20 | 5.5 | 20 | 6 | 4 | 3 | 2 | 1 | 0 | 0 | 0 | |
| 下旬 | 987.3 | 1008.7 | 1001.1 | 25 | 180.0 | 82.5 | 28 | 34.0 | 28 | 12.0 | 28 | 9 | 7 | 7 | 4 | 2 | 1 | 1 | 0 | |
| 上旬 | 987.5 | 1008.6 | 988.0 | 10 | 102.5 | 54.5 | 09 | 26.0 | 09 | 14.0 | 09 | 9 | 6 | 5 | 3 | 1 | 1 | 0 | 0 | |
| 中旬 | 984.3 | 1005.2 | 989.1 | 16 | 92.0 | 28.0 | 19 | 16.0 | 19 | 11.5 | 19 | 10 | 8 | 7 | 4 | 0 | 0 | 0 | 0 | |
| 下旬 | 989.1 | 1010.1 | 1000.8 | 25 | 12.0 | 7.0 | 27 | 5.5 | 27 | 3.0 | 27 | 9 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 989.6 | 1010.6 | 1005.5 | 03 | 42.5 | 17.5 | 09 | 13.0 | 09 | 7.5 | 09* | 4 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 987.4 | 1008.3 | 996.3 | 19 | 29.0 | 22.5 | 14 | 12.5 | 14 | 7.0 | 14 | 7 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 988.6 | 1009.7 | 1005.7 | 24 | 87.0 | 35.5 | 27 | 31.0 | 27 | 10.5 | 27 | 8 | 6 | 6 | 3 | 1 | 0 | 0 | 0 | |
| 上旬 | 989.9 | 1011.0 | 1006.3 | 09 | 14.0 | 9.0 | 04 | 7.0 | 04 | 7.0 | 04 | 8 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 992.3 | 1013.5 | 1006.8 | 17 | 65.0 | 59.0 | 17 | 44.0 | 17 | 16.5 | 17 | 4 | 3 | 3 | 1 | 1 | 1 | 0 | 0 | |
| 下旬 | 991.3 | 1012.7 | 1002.1 | 22 | 111.5 | 53.0 | 27 | 22.0 | 26 | 6.5 | 26 | 6 | 5 | 5 | 3 | 2 | 1 | 0 | 0 | |
| 上旬 | 993.7 | 1015.2 | 997.5 | 01 | 38.0 | 34.0 | 06 | 25.0 | 06 | 7.0 | 06 | 6 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 993.6 | 1015.2 | 1005.8 | 20 | 73.5 | 23.0 | 11 | 17.0 | 11 | 9.0 | 12 | 6 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | |
| 下旬 | 993.9 | 1015.8 | 1004.4 | 21 | 25.5 | 17.0 | 21 | 8.0 | 26 | 5.5 | 26 | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 993.9 | 1016.2 | 1004.0 | 01 | 15.5 | 9.5 | 01 | 3.5 | 08* | 1.5 | 08 | 4 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 996.5 | 1018.8 | 1009.4 | 12 | 17.5 | 11.5 | 12 | 10.5 | 12 | 5.5 | 12 | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 995.9 | 1018.3 | 1007.0 | 25 | 18.5 | 11.5 | 30 | 3.0 | 30* | 1.5 | 25 | 5 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | |
| 上旬 | 995.2 | 1017.5 | 1009.7 | 09 | 56.5 | 27.0 | 04 | 8.5 | 04 | 2.0 | 04 | 6 | 6 | 6 | 2 | 0 | 0 | 0 | 0 | |
| 中旬 | 1001.7 | 1024.4 | 1010.4 | 16 | 28.5 | 18.5 | 16 | 12.5 | 16 | 9.5 | 16 | 6 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 996.0 | 1018.6 | 1009.2 | 21 | 19.0 | 19.0 | 21 | 4.0 | 21 | 1.0 | 21 | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | |