旬ごとの値
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牛久（千葉県) 1981年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温 | 蒸気圧 | 湿度 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 平均 | 最高 | 最低 | 積算 (℃) |
各階級の日数（平均） | 各階級の日数（最低） | 各階級の日数（最高） | 平均 (hPa) |
平均 (％) |
最小 | ||||||||||||
| 日平均 (℃) | 日最高 (℃) | 日最低 (℃) |
気温 (℃) | 日 時:分 | 気温 (℃) | 日 時:分 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 湿度 (％) | 日 | |||||
| 上旬 | 1.8 | 9.2 | -3.9 | 11.6 | 10 14:00 | -7.0 | 08 05:00 | 0 | 3 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 0.5 | 7.5 | -5.4 | 11.0 | 19 14:00 | -7.8 | 14 07:00 | 0 | 3 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 2.1 | 8.1 | -3.6 | 12.0 | 24 22:00 | -6.1 | 30 06:00 | 0 | 1 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 2.5 | 8.7 | -3.1 | 11.6 | 09 13:00 | -5.1 | 08 07:00 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 4.7 | 10.6 | -1.2 | 16.5 | 16 13:00 | -5.8 | 12 06:00 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 1.9 | 6.2 | -2.5 | 10.1 | 21 14:00 | -6.8 | 28 05:00 | 0 | 3 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 5.0 | 9.6 | -0.1 | 14.2 | 08 13:00 | -3.7 | 01 02:00 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 8.6 | 15.5 | 1.6 | 20.8 | 19 14:00 | -2.3 | 11 04:00 | 39 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 9.3 | 13.8 | 4.3 | 20.5 | 26 11:00 | 0.0 | 24 04:00 | 48 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 10.0 | 14.6 | 4.9 | 19.9 | 07 14:00 | -0.4 | 01 03:00 | 59 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 12.0 | 17.3 | 6.3 | 23.4 | 11 13:00 | 1.5 | 14 06:00 | 101 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 15.5 | 22.1 | 7.6 | 26.0 | 24 12:00 | 4.5 | 22 05:00 | 155 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 16.7 | 22.4 | 11.8 | 27.0 | 01 14:00 | 10.2 | 01 05:00 | 167 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 15.4 | 19.4 | 11.6 | 24.3 | 15 13:00 | 8.2 | 20 24:00 | 154 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 17.4 | 23.2 | 11.6 | 30.2 | 23 15:00 | 6.4 | 21 05:00 | 192 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | /// | /// | /// | /// | |
| 上旬 | 18.9 | 23.8 | 14.4 | 27.0 | 09 15:00 | 12.0 | 04 03:00 | 189 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 19.3 | 22.2 | 16.5 | 27.7 | 17 13:00 | 11.8 | 20 04:00 | 193 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 19.7 | 23.8 | 16.4 | 31.5 | 29 14:00 | 11.7 | 22 04:00 | 197 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | /// | /// | /// | /// | |
| 上旬 | 23.6 | 27.1 | 20.5 | 32.1 | 08 14:00 | 16.2 | 01 05:00 | 236 | 0 | 5 | 0 | 1 | 0 | 6 | 4 | 0 | /// | /// | /// | /// | |
| 中旬 | 27.6 | 32.6 | 23.3 | 33.7 | 15 14:00 | 22.6 | 15 04:00 | 276 | 0 | 10 | 0 | 0 | 0 | 10 | 10 | 0 | /// | /// | /// | /// | |
| 下旬 | 24.6 | 28.9 | 21.2 | 32.0 | 21 14:00 | 19.3 | 26 05:00 | 271 | 0 | 5 | 0 | 0 | 0 | 10 | 4 | 0 | /// | /// | /// | /// | |
| 上旬 | 24.7 | 30.3 | 19.7 | 32.9 | 05 14:00 | 16.5 | 06 05:00 | 247 | 0 | 5 | 0 | 0 | 0 | 10 | 7 | 0 | /// | /// | /// | /// | |
| 中旬 | 24.3 | 28.8 | 20.7 | 32.4 | 19 11:00 | 17.2 | 17 24:00 | 243 | 0 | 4 | 0 | 0 | 0 | 10 | 4 | 0 | /// | /// | /// | /// | |
| 下旬 | 25.7 | 29.6 | 22.9 | 33.0 | 31 13:00 | 20.1 | 25 05:00 | 283 | 0 | 7 | 0 | 3 | 0 | 11 | 5 | 0 | /// | /// | /// | /// | |
| 上旬 | 22.7 | 26.5 | 19.3 | 31.9 | 01 15:00 | 14.2 | 08 06:00 | 227 | 0 | 4 | 0 | 0 | 0 | 5 | 3 | 0 | /// | /// | /// | /// | |
| 中旬 | 18.9 | 23.2 | 15.4 | 25.9 | 18 13:00 | 11.3 | 17 03:00 | 189 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 20.1 | 25.0 | 16.0 | 30.1 | 27 14:00 | 13.5 | 29 05:00 | 201 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | /// | /// | /// | /// | |
| 上旬 | 19.2 | 23.5 | 14.8 | 27.6 | 09 14:00 | 8.0 | 04 05:00 | 192 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 15.9 | 21.5 | 10.8 | 25.2 | 19 15:00 | 7.0 | 17 06:00 | 159 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 13.9 | 19.6 | 8.3 | 23.0 | 23 13:00 | 4.5 | 28 06:00 | 153 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 10.9 | 14.5 | 7.8 | 21.6 | 03 11:00 | 1.0 | 10 06:00 | 72 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 9.0 | 16.3 ) | 3.0 ) | 20.2 ) | 20 12:00 | -0.2 ) | 19 05:00 | 38 | 0 | 0 | 1 ) | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 下旬 | 8.5 | 12.2 | 4.9 | 18.2 | 24 14:00 | -0.8 | 23 06:00 | 23 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 5.3 | 11.5 | 0.2 | 15.7 | 05 14:00 | -3.0 | 04 03:00 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 4.2 | 12.0 | -2.8 | 17.2 | 19 14:00 | -6.3 | 15 06:00 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 5.8 | 12.8 | -0.3 | 17.3 | 29 14:00 | -2.7 | 26 07:00 | 10 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
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