旬ごとの値
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千葉（千葉県) 1990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 | 1016.1 | 1018.5 | -- | 4.5 | 4.5 | 10 | 1.5 | 10 | 1.0 | 10 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1013.9 | 1016.3 | -- | 21.0 | 19.0 | 16 | 1.0 ) | 19 | 0.5 ) | 19 | 7 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1018.9 | 1021.4 | -- | 7.0 | 7.0 | 31 | 1.0 | 31 | 0.5 | 31 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1024.6 | 1027.0 | -- | 37.5 | 20.0 | 01 | 2.5 | 01 | 1.0 | 04 | 6 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1019.0 | 1021.4 | -- | 33.5 | 8.5 | 20 | 2.5 | 20* | 1.0 | 20* | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1017.3 | 1019.6 | -- | 35.0 | 14.0 | 24 | 6.5 | 24 | 1.5 | 24 | 6 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1011.6 | 1013.9 | -- | 14.0 | 9.0 | 02 | 3.0 | 02 | 1.0 | 02 | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.7 | 1015.0 | -- | 30.5 | 22.5 | 12 | 15.0 | 12 | 6.0 | 12 | 5 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1016.3 | 1018.6 | -- | 41.5 | 30.5 | 31 | 7.0 | 31 | 2.0 | 31 | 6 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1008.8 | 1011.1 | -- | 10.0 | 6.0 | 04 | 3.0 | 04* | 1.0 | 08* | 6 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.6 | 1015.0 | -- | 22.0 | 11.0 | 15 | 3.0 | 15 | 1.5 | 15 | 7 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1011.4 | 1013.7 | -- | 60.5 | 21.5 | 21 | 9.5 | 29 | 7.0 | 29 | 6 | 5 | 5 | 3 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.5 | 1014.7 | -- | 30.0 | 16.5 | 08 | 6.0 | 08 | 2.5 | 08 | 6 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.9 | 1011.2 | -- | 36.5 | 27.5 | 14 | 9.0 | 14 | 4.0 | 14 | 7 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1012.0 | 1014.2 | -- | 8.5 | 4.5 | 21 | 4.0 | 23 | 2.5 | 23 | 5 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1008.7 | 1010.9 | -- | 48.5 | 16.5 | 05 | 7.0 | 02 | 2.0 | 02 | 6 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.3 | 1010.5 | -- | 5.5 | 4.0 | 12 | 3.5 | 12 | 2.0 | 12 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1007.0 | 1009.2 | -- | 2.5 | 2.5 | 26 | 1.5 | 26 | 0.5 | 26 | 6 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1008.9 | 1011.1 | -- | 14.5 | 8.0 | 10 | 4.0 | 10 | 2.0 | 10 | 9 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1003.7 | 1005.9 | -- | 29.5 | 26.0 | 13 | 8.5 | 13 | 3.0 | 13 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1008.8 | 1011.0 | -- | 7.5 | 7.5 | 26 | 7.5 | 26 | 4.0 | 26 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1002.3 | 1004.4 | -- | 47.0 | 38.5 | 10 | 10.5 | 10 | 4.5 | 10 | 8 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | ||
| 中旬 | 1008.3 | 1010.4 | -- | 2.5 | 2.5 | 12 | 2.5 | 12 | 2.0 | 12 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1010.0 | 1012.2 | -- | 24.5 | 24.5 | 26 | 23.0 | 26 | 7.0 | 26 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | ||
| 上旬 | 1012.0 | 1014.2 | -- | 21.0 | 13.5 | 07 | 7.0 | 07 | 4.5 | 07* | 6 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1008.1 | 1010.3 | -- | 104.5 | 69.5 | 13 | 36.0 | 13 | 20.5 | 13 | 8 | 7 | 7 | 2 | 1 | 1 | 0 | 0 | ||
| 下旬 | 1015.9 | 1018.2 | -- | 123.0 | 90.0 | 30 | 17.0 | 30 | 5.0 | 30 | 6 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | ||
| 上旬 | 1013.0 | 1015.3 | -- | 66.0 | 61.0 | 08 | 17.5 | 08 | 8.0 | 08 | 7 | 3 | 3 | 1 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1015.4 | 1017.6 | -- | 7.5 | 3.0 | 13 | 2.0 | 18 | 0.5 | 18* | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1015.3 | 1017.6 | -- | 82.5 | 31.5 | 26 | 10.0 | 26 | 2.5 | 26 | 6 | 5 | 5 | 3 | 1 | 0 | 0 | 0 | ||
| 上旬 | 1010.2 | 1012.5 | -- | 71.5 | 58.5 | 04 | 13.0 | 04 | 5.0 | 04 | 5 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | ||
| 中旬 | 1018.3 | 1020.6 | -- | 27.5 | 16.5 | 15 | 16.5 | 15 | 7.5 | 15 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1019.3 | 1021.7 | -- | 165.0 | 73.0 | 30 | 13.5 | 21 | 7.0 | 21 | 6 | 5 | 5 | 4 | 2 | 1 | 1 | 0 | ||
| 上旬 | 1015.9 | 1018.2 | -- | 0.0 | 0.0 | 10* | 0.0 | 10* | 0.0 | 10* | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 中旬 | 1012.8 | 1015.1 | -- | 17.0 | 11.5 | 12 | 5.0 | 11 | 2.5 | 11 | 6 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | ||
| 下旬 | 1012.0 | 1014.4 | -- | 7.0 | 4.5 | 21 | 2.5 | 26* | 1.0 | 26 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | ||