３か月ごとの値
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つくば（館野）（茨城県) 1991年（３か月ごとの値） 詳細（気圧・降水量）
| 月～月 | 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 | 24時間 | 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 | 月日時～月日時 | 値 | 日 | 値 | 日 | ||||||||||||
11～1 | 1012.6 | 1016.4 | -- | 251.0 | 67.5 | 11/30 | 67.5 | 11/30 04～11/30 22 | 16.0 | 11/04 | 5.5 | 11/04 | 32 | 19 | 16 | 7 | 3 | 2 | 0 | 0 | |
12～2 | 1010.9 | 1014.7 | 976.5 | 02/16 | 137.5 | 50.0 | 02/15 | 58.5 | 02/15 08～02/16 01 | 16.5 | 02/15 | 7.0 | 02/15 | 27 | 14 | 11 | 4 | 2 | 1 | 0 | 0 |
1～3 | 1011.5 | 1015.3 | 976.5 | 02/16 | 229.5 | 50.0 | 02/15 | 58.5 | 02/15 08～02/16 01 | 16.5 | 02/15 | 7.0 | 02/15 | 40 | 23 | 20 | 7 | 2 | 1 | 0 | 0 |
2～4 | 1012.0 | 1015.8 | 976.5 | 02/16 | 271.5 | 50.0 | 02/15 | 58.5 | 02/15 08～02/16 01 | 16.5 | 02/15 | 7.0 | 02/15 | 48 | 25 | 22 | 10 | 2 | 1 | 0 | 0 |
3～5 | 1012.0 | 1015.7 | -- | 275.5 | 30.0 | 04/07 | 39.5 | 03/22 17～03/23 09 | 8.5 | 04/29 | 3.5 | 05/22 | 57 | 33 | 30 | 11 | 1 | 0 | 0 | 0 | |
4～6 | 1008.8 | 1012.4 | -- | 267.5 | 30.0 | 04/07 | 36.5 | 04/07 03～04/08 03 | 8.5 | 04/29 | 3.5 | 06/28* | 58 | 33 | 30 | 11 | 1 | 0 | 0 | 0 | |
5～7 | 1005.9 | 1009.4 | -- | 302.0 | 57.5 | 07/06 | 59.0 | 07/05 07～07/06 07 | 22.0 | 07/06 | 8.5 | 07/24 | 64 | 36 | 34 | 11 | 1 | 1 | 0 | 0 | |
6～8 | 1004.4 | 1007.8 | -- | 441.5 | 96.5 | 08/20 | 106.0 | 08/20 09～08/21 02 | 24.5 | 08/20 | 10.0 | 08/21 | 69 | 36 | 34 | 13 | 3 | 2 | 1 | 0 | |
7～9 | 1005.9 | 1009.4 | -- | 763.0 | 182.5 | 09/19 | 186.5 | 09/18 21～09/19 21 | 70.5 | 09/08 | 13.5 | 09/08 | 67 | 38 | 35 | 15 | 6 | 4 | 3 | 2 | |
8～10 | 1007.9 | 1011.5 | -- | 1085.0 | 182.5 | 09/19 | 186.5 | 09/18 21～09/19 21 | 70.5 | 09/08 | 13.5 | 09/08 | 66 | 44 | 38 | 23 | 12 | 6 | 4 | 2 | |
9～11 | 1011.8 | 1015.5 | -- | 977.5 | 182.5 | 09/19 | 186.5 | 09/18 21～09/19 21 | 70.5 | 09/08 | 13.5 | 09/08 | 58 | 36 | 31 | 21 | 12 | 5 | 3 | 2 | |
10～12 | 1014.0 | 1017.7 | -- | 581.0 | 83.0 | 10/11 | 87.5 | 10/11 06～10/12 06 | 14.5 | 10/13 | 6.5 | 10/07 | 49 | 27 | 23 | 15 | 9 | 3 | 1 | 0 | |