旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
根室（根室地方) 1964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 | 1015.1 | 1018.5 | -- | 9.2 | 5.2 | 01 | 1.8 | 01 | 0.5 | 01 | 5 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.3 | 1011.6 | -- | 20.7 | 12.2 | 18 | 2.2 | 18* | 0.6 | 18* | 9 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1013.4 | 1016.8 | -- | 0.9 | 0.3 | 28 | 0.2 | 28* | 0.1 | 28 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1015.3 | 1018.8 | -- | 5.0 | 2.1 | 03 | 1.1 | 03 | 0.4 | 03 | 10 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1010.1 | 1013.5 | -- | 2.6 | 2.3 | 12 | 1.3 | 12 | 0.4 | 12 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1021.3 | 1024.8 | -- | 0.6 | 0.3 | 27* | 0.2 | 27* | 0.1 | 27* | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1013.3 | 1016.7 | -- | 20.7 | 13.1 | 06 | 2.1 | 07 | 0.5 | 07* | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1013.3 | 1016.7 | -- | 5.4 | 3.4 | 20 | 1.2 | 20 | 0.3 | 20 | 9 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.6 | 1011.0 | -- | 29.8 | 14.5 | 21 | 3.2 | 21 | 1.1 | 21 | 8 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1015.6 | 1018.9 | -- | 49.4 | 15.7 | 01 | 3.3 ) | 01 | 1.0 ) | 01 | 7 | 7 | 5 | 3 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.9 | 1018.1 | -- | 25.3 | 10.6 | 11 | 1.8 | 17 | 0.4 | 17* | 5 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1020.2 | 1023.5 | -- | 35.4 | 16.0 | 26 | 3.7 | 26 | 0.9 | 26 | 4 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.6 | 1015.8 | -- | 31.3 | 28.8 | 03 | 7.2 | 03 | 1.6 | 03 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.6 | 1017.9 | -- | 26.1 | 13.3 | 11 | 4.3 | 15 | 1.4 | 15 | 6 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.9 | 1015.2 | -- | 50.5 | 33.4 | 23 | 5.1 | 23 | 1.4 | 23 | 7 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1008.3 | 1011.5 | -- | 174.8 | 70.3 | 09 | 9.2 | 09 | 2.0 | 09 | 9 | 6 | 6 | 4 | 3 | 2 | 1 | 0 | ||
| 中旬 | 1007.4 | 1010.6 | -- | 9.5 | 5.8 | 11 | 1.4 | 11 | 0.6 | 16 | 7 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1003.5 | 1006.7 | -- | 79.0 | 45.3 | 28 | 18.3 | 28 | 9.0 | 28 | 6 | 5 | 4 | 3 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1004.3 | 1007.4 | -- | 21.7 | 10.6 | 06 | 2.9 | 08 | 1.6 | 08 | 7 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1004.4 | 1007.6 | -- | 30.5 | 7.8 | 18 | 2.9 | 16 | 0.9 | 18 | 8 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.5 | 1011.6 | -- | 51.3 | 31.8 | 31 | 12.2 | 31 | 5.2 | 31 | 5 | 3 | 3 | 2 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1007.9 | 1011.0 | -- | 19.1 | 6.7 | 06 | 4.7 | 06 | 1.5 | 02 | 8 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1007.7 | 1010.8 | -- | 26.8 | 12.0 | 16 | 4.2 | 16 | 1.3 | 16 | 9 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.3 | 1014.4 | -- | 97.3 | 50.0 | 25 | 11.4 | 21 | 7.3 | 21 | 9 | 5 | 5 | 3 | 1 | 1 | 0 | 0 | ||
| 上旬 | 1007.2 | 1010.3 | -- | 61.8 | 28.0 | 09 | 8.6 | 09 | 1.6 | 09 | 9 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.8 | 1015.7 | -- | 70.8 | 60.0 | 13 | 17.9 | 13 | 7.2 | 13 | 8 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | ||
| 下旬 | 1011.7 | 1014.9 | -- | 33.2 | 24.6 | 25 | 7.6 | 25 | 1.8 | 21 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.4 | 1014.6 | -- | 57.1 | 24.2 | 02 | 16.4 | 01 | 6.4 | 01 | 7 | 7 | 6 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1017.3 | 1020.5 | -- | 1.5 | 1.4 | 17 | 0.2 | 17 | 0.1 | 17* | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1015.8 | 1019.1 | -- | 18.0 | 14.3 | 23 | 10.3 | 23 | 7.0 | 23 | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1016.0 | 1019.2 | -- | 24.0 | 15.9 | 06 | 2.9 | 06 | 1.0 | 06 | 7 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1014.2 | 1017.5 | -- | 68.5 | 39.8 | 14 | 6.1 | 14 | 1.8 | 19 | 8 | 6 | 5 | 1 | 1 | 0 | 0 | 0 | ||
| 下旬 | 1002.1 | 1005.3 | -- | 27.8 | 11.6 | 30 | 5.1 | 23 | 1.4 | 21 | 9 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1004.9 | 1008.2 | -- | 8.1 | 5.9 | 06 | 4.5 | 06 | 1.5 | 06 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.0 | 1011.4 | -- | 24.8 | 14.4 | 11 | 7.3 | 11 | 1.5 | 11 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1020.1 | 1023.5 | -- | 19.5 | 12.2 | 22 | 2.0 | 22 | 0.7 | 24 | 10 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | ||