観測開始からの毎月の値
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室戸岬（高知県) 現地気圧の月平均値（hPa）
| 年 | 1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | 年の値 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 992.6 | 994.5 | 993.8 | 992.0 | 989.7 | 986.8 | 987.7 | 984.4 | 989.4 | 994.4 | 994.1 | 995.9 | 991.3 | |
| 997.1 | 993.3 | 994.4 | 993.7 | 990.2 | 986.4 | 988.4 | 989.1 | 990.9 | 993.0 | 996.2 | 996.8 | 992.5 | |
| 995.6 | 995.2 | 991.7 | 993.4 | 990.5 | 986.4 | 986.6 | 989.0 | 990.9 | 994.0 | 995.4 | 998.2 | 992.2 | |
| 995.0 | 998.9 | 992.1 | 993.8 | 990.5 | 986.2 | 988.1 | 988.1 | 989.9 | 994.3 | 997.0 | 999.0 | 992.7 | |
| 993.7 | 995.4 | 996.1 | 991.6 | 990.1 | 985.8 | 986.6 | 988.2 | 987.4 | 993.9 | 995.8 | 998.2 | 991.9 | |
| 998.2 | 991.9 | 995.2 | 993.3 | 988.8 | 987.8 | 988.0 | 988.2 | 990.0 | 991.4 | 997.0 | 994.6 | 992.0 | |
| 992.0 | 991.8 | 995.0 | 991.2 | 990.1 | 987.6 | 987.1 | 988.0 | 991.1 | 994.8 | 998.0 | 999.0 | 992.1 | |
| 996.6 | 996.5 | 993.5 | 994.0 | 990.2 | 986.8 | 986.8 | 987.7 | 989.2 | 993.5 | 997.5 | 995.6 | 992.3 | |
| 996.8 | 995.1 | 993.5 | 993.8 | 990.1 | 987.3 | 987.5 | 989.1 | 989.1 | 995.5 | 997.1 | 996.6 | 992.6 | |
| 995.4 | 997.1 | 996.8 | 992.1 | 990.3 | 986.4 | 986.5 | 985.6 | 988.9 | 993.9 | 996.3 | 998.2 | 992.3 | |
| 996.4 | 996.3 | 993.5 | 993.0 | 989.2 | 989.2 | 988.8 | 987.4 | 992.7 | 994.5 | 996.5 | 995.9 | 992.8 | |
| 997.3 | 994.0 | 995.9 | 993.3 | 990.8 | 987.9 | 988.1 | 988.6 | 990.2 | 991.9 | 998.2 | 994.9 | 992.6 | |
| 992.0 | 995.3 | 992.3 | 993.7 | 989.4 | 986.8 | 987.2 | 989.7 | 992.0 | 994.6 | 996.6 | 995.4 | 992.1 | |
| 987.6 | 995.0 | 993.6 | 996.1 | 990.8 | 988.9 | 989.1 | 985.9 | 989.6 | 994.4 | 996.5 | 996.9 | 992.0 | |
| 996.0 | 998.8 | 994.8 | 996.1 | 992.4 | 986.5 | 988.4 | 987.0 | 990.6 | 996.2 | 995.4 | 997.8 | 993.3 | |
| 995.3 | 994.3 | 993.3 | 992.4 | 989.1 | 987.6 | 987.8 | 989.0 | 987.8 | 995.8 | 997.3 | 995.8 | 992.1 | |
| 996.2 | 994.7 | 990.4 | 991.9 | 990.3 | 987.7 | 988.8 | 986.6 | 987.9 | 994.0 | 996.3 | 996.8 | 991.8 | |
| 996.9 | 997.3 | 994.6 | 995.3 | 989.8 | 985.0 | 985.9 | 986.7 | 987.5 | 993.6 | 999.2 | 997.1 | 992.4 | |
| 993.7 | 996.4 | 993.3 | 995.8 | 988.9 | 988.8 | 984.2 | 987.0 | 991.7 | 993.3 | 998.6 | 994.4 | 992.2 | |
| 994.0 | 995.0 | 994.4 | 993.8 | 988.1 | 987.1 | 989.6 | 988.6 | 991.6 | 993.4 | 997.5 | 998.4 | 992.6 | |
| 995.3 | 996.4 | 994.9 | 994.5 | 990.6 | 989.4 | 986.5 | 988.8 | 991.4 | 996.0 | 996.5 | 996.5 | 993.1 | |
| 994.4 | 995.4 | 995.0 | 993.4 | 991.3 | 986.5 | 986.7 | 986.6 | 989.6 | 995.1 | 997.7 | 998.0 | 992.5 | |
| 997.0 | 991.5 | 993.5 | 994.6 | 989.1 | 986.5 | 985.9 | 990.0 | 990.1 | 994.9 | 996.1 | 996.8 | 992.2 | |
| 996.6 | 994.9 | 994.4 | 991.9 | 990.8 | 986.8 | 988.5 | 992.1 | 991.3 | 995.2 | 995.5 | 995.4 | 992.8 | |
| 995.5 | 994.8 | 995.6 | 991.3 | 991.7 | 985.3 | 987.1 | 984.8 | 989.6 | 993.8 | 997.8 | 999.0 | 992.2 | |
| 995.1 | 993.4 | 992.6 | 992.3 | 989.5 | 985.9 | 988.1 | 988.4 | 991.6 | 993.5 | 996.5 | 996.1 | 991.9 | |
| 995.8 | 995.2 | 994.1 | 994.0 | 989.9 | 987.8 | 989.0 | 989.4 | 989.5 | 993.3 | 997.0 | 996.0 | 992.6 | |
| 997.0 | 997.2 | 996.3 | 992.5 | 990.5 | 985.8 | 987.9 | 983.6 | 990.6 | 996.9 | 996.6 | 998.3 | 992.8 | |
| 993.1 | 994.7 | 992.6 | 991.0 | 991.1 | 989.0 | 988.7 | 989.8 | 990.2 | 995.2 | 996.7 | 998.9 | 992.6 | |
| 996.2 | 991.9 | 993.4 | 993.2 | 989.2 | 991.7 | 987.0 | 988.3 | 991.1 | 992.2 | 997.6 | 999.2 | 992.6 | |
| 993.9 | 997.0 | 994.3 | 994.2 | 990.7 | 989.4 | 986.4 | 987.2 | 990.3 | 994.2 | 996.4 | 992.7 | 992.2 | |
| 995.6 | 993.9 | 994.7 | 991.6 | 989.3 | 988.6 | 989.8 | 985.1 | 990.8 | 993.8 | 997.3 | 998.3 | 992.4 | |
| 996.0 | 996.4 | 994.7 | 993.6 | 991.0 | 985.8 | 987.3 | 988.2 | 990.2 | 994.4 | 997.1 | 997.8 | 992.7 | |
| 999.4 | 995.9 | 994.3 | 993.0 | 990.7 | 987.5 | 986.9 | 986.9 | 990.4 | 995.0 | 996.1 | 995.9 | 992.7 | |
| 995.5 | 994.6 | 994.6 | 994.6 | 990.8 | 988.0 | 985.6 | 989.6 | 991.4 | 993.5 | 998.1 | 996.1 | 992.7 | |
| 997.2 | 991.9 | 997.1 | 991.6 | 991.6 | 987.7 | 987.8 | 990.2 | 992.9 | 995.4 | 994.7 | 996.9 | 992.9 | |
| 995.6 | 994.8 | 992.9 | 994.0 | 987.8 | 987.5 | 988.8 | 987.3 | 990.2 | 995.8 | 998.6 | 997.6 | 992.6 | |
| 997.3 | 995.0 | 992.7 | 995.0 | 992.2 | 987.7 | 987.8 | 989.2 | 990.8 | 994.1 | 997.3 | 998.5 | 993.1 | |
| 996.1 | 997.1 | 993.2 | 993.1 | 989.5 | 985.6 | 986.2 | 986.1 | 988.8 | 992.9 | 994.0 | 998.5 | 991.8 | |
| 997.6 | 996.2 | 993.2 | 991.1 | 989.3 | 987.7 | 989.4 | 985.8 | 990.4 | 994.0 | 998.1 | 996.6 | 992.5 | |
| 998.3 | 998.9 | 994.7 | 991.7 | 991.9 | 988.4 | 987.3 | 987.1 | 990.8 | 994.0 | 996.2 | 997.2 | 993.0 | |
| 996.1 | 994.6 | 994.6 | 992.6 | 990.9 | 987.0 | 987.1 | 984.6 | 989.8 | 990.4 | 998.3 | 998.1 | 992.0 | |
| 997.0 | 994.6 | 995.1 | 989.8 | 989.0 | 987.1 | 988.2 | 988.5 | 990.4 | 994.1 | 998.5 | 997.8 | 992.5 | |
| 996.2 | 994.5 | 994.6 | 991.8 | 990.3 | 986.1 | 986.3 | 987.3 | 990.7 | 995.2 | 998.6 | 998.0 | 992.5 | |
| 995.4 | 991.5 | 995.9 | 992.5 | 989.0 | 987.0 | 986.2 | 991.0 | 986.9 | 994.5 | 999.9 | 998.7 | 992.4 | |
| 995.6 | 995.6 | 993.3 | 992.7 | 990.2 | 985.6 | 989.4 | 991.4 | 989.7 | 994.6 | 994.6 | 997.3 | 992.5 | |
| 996.0 | 996.4 | 992.9 | 993.6 | 990.9 | 987.9 | 988.8 | 988.3 | 989.6 | 994.9 | 996.5 | 997.0 | 992.7 | |
| 993.9 | 996.0 | 995.7 | 993.3 | 988.5 | 987.5 | 987.3 | 989.5 | 989.7 | 994.4 | 997.7 | 998.1 | 992.6 | |
| 995.9 | 995.5 | 995.2 | 993.8 | 992.2 | 988.1 | 986.2 | 988.2 | 989.3 | 993.7 | 995.9 | 998.2 | 992.7 | |
| 995.0 | 995.9 | 992.6 | 991.2 | 990.2 | 988.1 | 986.7 ) | 988.3 | 990.7 | 995.2 | 996.0 | 998.7 | 992.4 | |
| 997.1 | 994.1 | 993.2 | 990.0 | 989.5 | 987.3 | 987.4 | 989.6 | 989.5 | 994.2 | 997.0 | 997.0 | 992.2 | |
| 994.6 | 996.4 | 990.1 | 992.8 | 988.7 | 987.3 | 988.7 | 986.9 ) | 990.1 | 994.4 | 995.9 | 998.9 | 992.1 | |
| 993.9 | 997.1 | 993.5 | 994.1 | 989.9 | 987.0 | 987.0 | 988.5 | 991.2 | 993.7 | 995.4 | 997.5 | 992.4 | |
| 995.3 | 995.7 | 995.1 | 992.8 | 991.5 | 986.9 | 987.6 | 988.1 | 991.1 | 993.8 | 996.9 | 995.9 | 992.6 | |
| 995.9 | 995.4 | 995.2 | 991.3 | 990.3 | 989.0 | 988.2 | 988.0 | 993.3 | 993.3 | 998.4 | 997.6 | 993.0 | |
| 994.0 | 995.2 | 994.3 | 993.4 | 989.2 | 986.4 | 986.7 | 988.8 | 992.6 | 994.5 | 995.7 | 995.1 | 992.2 | |
| 997.2 | 997.6 | 991.7 | 989.1 | 991.6 | 987.5 | 987.7 | 987.3 | 989.8 | 993.7 | 994.3 | 998.7 | 992.2 | |
| 998.5 | 995.2 | 994.4 | 993.0 | 987.5 | 988.0 | 984.0 | 990.7 | 990.4 | 994.6 | 996.3 | 995.2 | 992.3 | |
| 996.9 | 996.1 | 993.3 | 991.7 | 988.6 | 987.9 | 988.6 | 986.9 | 990.1 ) | 995.2 | 996.1 | 997.3 | 992.4 | |
| 996.8 | 994.1 | 994.6 | 992.2 | 989.9 | 986.0 | 987.1 | 987.8 | 990.5 | 992.5 | 996.7 | 994.6 | 991.9 | |
| 996.5 | 995.1 | 994.9 | 994.6 | 990.1 | 989.7 | 989.8 | 992.8 | 991.6 | 993.2 | 996.0 | 990.3 | 992.9 | |
| 995.8 | 995.6 | 995.2 | 992.4 | 989.9 | 988.5 | 986.5 | 989.0 | 987.7 | 995.4 | 998.2 | 997.8 | 992.7 | |
| 996.3 | 995.1 | 993.8 | 992.5 | 988.6 | 986.4 | 988.0 ) | 990.3 | 991.3 | 993.2 | 993.7 | 995.7 | 992.1 | |
| 997.5 | 997.1 | 993.0 | 990.2 | 991.0 | 987.2 | 988.7 | 987.3 | 991.4 | 993.8 | 995.6 | 994.8 ) | 992.3 | |
| 997.8 | 996.3 | 994.8 | 994.0 | 990.4 | 985.0 | 987.9 | 988.0 | 990.5 | 994.1 | 996.3 | 995.9 | 992.6 | |
| 996.0 | 995.3 | 995.9 | 993.5 | 988.9 | 986.4 | 987.7 | 987.5 | 989.9 | 994.5 | 998.2 | 998.2 | 992.7 | |
| 996.5 | 998.0 | 996.8 | 991.5 | 991.5 | 987.6 | 989.1 | 983.8 | 990.6 | 994.8 | 996.7 | 998.1 | 992.9 | |
| 996.7 | 995.6 | 993.9 | 991.4 | 991.3 | 987.6 | 988.8 | 985.9 | 989.7 | 994.1 | 997.4 | 997.7 | 992.5 | |
| 995.8 | 996.7 | 995.1 | 993.7 | 990.5 | 987.4 | 988.8 | 987.8 | 990.0 | 994.2 | 998.1 | 998.7 | 993.1 | |
| 997.5 | 997.0 | 992.4 | 991.8 | 991.3 | 985.7 | 987.2 | 986.9 | 992.4 | 992.9 | 997.0 | 998.6 | 992.6 | |
| 995.5 | 998.8 | 993.0 | 992.3 | 989.7 | 986.5 | 987.9 | 990.6 | 989.5 | 994.0 | 999.0 | 997.6 | 992.9 | |
| 997.1 | 995.5 | 995.4 | 995.4 | 988.9 | 988.0 | 988.9 | 988.9 | 991.4 | 996.4 | 995.4 | 997.2 | 993.2 | |
| 996.2 | 997.2 | 993.8 | 994.0 | 991.0 | 988.7 | 986.7 | 987.9 | 989.5 | 996.4 | 996.4 | 996.3 | 992.8 | |
| 997.0 | 999.0 | 997.1 | 993.2 | 992.4 | 987.8 | 990.3 | 986.4 | 990.8 | 994.1 | 996.8 | 998.9 | 993.7 | |
| 997.3 | 997.9 | 993.4 | 991.8 | 992.4 ) | 994.6 ] |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
- 最新の月のデータは稀に更新されない場合があります。年の数字をクリックして表示される「月ごとの値」もご確認ください。