旬ごとの値
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八王子（東京都) 1991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 | 3.6 | 9.5 | -1.2 | 11.3 | 02 15:00 | -3.8 | 09 07:00 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 3.3 | 9.2 | -1.5 | 11.6 | 19 13:00 | -4.1 | 16 06:00 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 2.9 | 8.3 | -2.2 | 13.4 | 25 15:00 | -5.3 | 24 07:00 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 3.0 | 9.0 | -2.7 | 10.1 | 07 14:00 | -4.8 | 09 06:00 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 5.3 | 10.0 | 0.7 | 14.3 | 16 13:00 | -3.4 | 20 06:00 | 10 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 3.7 | 10.2 | -3.0 | 19.0 | 28 15:00 | -5.4 | 26 05:00 | 11 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 6.4 | 11.9 | 1.6 | 17.3 | 05 15:00 | -2.4 | 04 06:00 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 6.8 | 11.6 ) | 1.7 ) | 23.3 ) | 20 14:00 | -3.3 ) | 15 06:00 | 15 | 0 | 0 | 3 | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 下旬 | 9.8 | 13.3 | 6.8 | 18.8 | 26 15:00 | 4.5 | 22 22:00 | 58 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 10.9 | 15.3 | 7.1 | 25.6 | 09 14:00 | 2.2 | 04 06:00 | 80 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 15.5 | 20.2 | 11.5 | 27.1 | 18 13:00 | 9.6 | 20 01:00 | 155 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 15.2 | 20.0 | 10.4 | 22.6 | 26 14:00 | 6.0 | 22 05:00 | 152 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 14.5 | 20.4 | 8.4 | 24.1 | 10 14:00 | 2.6 | 04 03:00 | 145 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 18.6 | 24.2 | 13.1 | 26.1 | 11 12:00 | 10.7 | 18 05:00 | 186 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 19.1 | 23.5 | 15.6 | 29.2 | 26 12:00 | 12.2 | 28 05:00 | 211 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 20.2 | 24.7 | 15.9 | 29.1 | 08 14:00 | 13.5 | 05 05:00 | 202 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 24.0 | 28.5 | 20.0 | 35.1 | 12 16:00 | 17.9 | 11 04:00 | 240 | 0 | 4 | 0 | 0 | 0 | 8 | 4 | 1 | /// | /// | /// | /// | |
| 下旬 | 23.6 | 27.0 | 20.7 | 33.2 | 27 17:00 | 17.4 | 22 05:00 | 236 | 0 | 5 | 0 | 0 | 0 | 6 | 4 | 0 | /// | /// | /// | /// | |
| 上旬 | 23.8 | 28.4 | 20.0 | 35.0 | 08 14:00 | 18.6 | 07 04:00 | 238 | 0 | 2 | 0 | 0 | 0 | 9 | 3 | 1 | /// | /// | /// | /// | |
| 中旬 | 23.5 | 26.9 | 20.6 | 31.8 | 11 16:00 | 18.9 | 14 04:00 | 235 | 0 | 2 | 0 | 0 | 0 | 8 | 2 | 0 | /// | /// | /// | /// | |
| 下旬 | 28.2 | 33.8 | 23.1 | 37.4 | 31 14:00 | 21.3 | 22 05:00 | 310 | 0 | 11 | 0 | 0 | 0 | 11 | 9 | 4 | /// | /// | /// | /// | |
| 上旬 | 24.4 | 28.6 | 21.2 | 36.3 | 01 12:00 | 18.4 | 06 07:00 | 244 | 0 | 6 | 0 | 1 | 0 | 8 | 4 | 2 | /// | /// | /// | /// | |
| 中旬 | 23.9 | 27.8 | 21.0 | 30.1 | 12 14:00 | 18.3 | 17 04:00 | 239 | 0 | 0 | 0 | 0 | 0 | 9 | 1 | 0 | /// | /// | /// | /// | |
| 下旬 | 24.5 | 29.1 | 20.9 | 33.8 | 31 16:00 | 17.2 | 25 06:00 | 269 | 0 | 5 | 0 | 0 | 0 | 9 | 6 | 0 | /// | /// | /// | /// | |
| 上旬 | 26.0 | 30.1 | 22.7 | 32.7 | 06 13:00 | 19.8 | 10 04:00 | 260 | 0 | 7 | 0 | 0 | 0 | 9 | 7 | 0 | /// | /// | /// | /// | |
| 中旬 | 20.5 | 23.1 | 18.6 | 29.0 | 12 14:00 | 16.4 | 20 24:00 | 205 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 20.3 | 24.3 | 17.1 | 31.3 | 28 13:00 | 15.8 | 21 07:00 | 203 | 0 | 1 | 0 | 0 | 0 | 5 | 1 | 0 | /// | /// | /// | /// | |
| 上旬 | 18.3 | 21.0 | 16.0 | 27.0 | 04 15:00 | 14.6 | 09 23:00 | 183 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 16.2 | 20.0 | 13.0 | 24.7 | 13 15:00 | 8.4 | 16 06:00 | 162 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 15.1 | 18.1 | 12.3 | 20.5 | 29 14:00 | 11.0 | 23 06:00 | 166 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 12.3 | 16.6 | 8.6 | 20.2 | 04 14:00 | 4.5 | 06 05:00 | 123 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 10.3 | 15.5 | 5.4 | 17.3 | 20 12:00 | 3.9 | 16 07:00 | 74 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 9.1 | 13.6 | 4.8 | 17.3 | 29 13:00 | 0.5 | 26 03:00 | 46 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 8.7 | 13.5 | 4.3 | 17.5 | 07 14:00 | -0.2 | 10 06:00 | 20 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 6.4 | 12.7 | 0.8 | 18.6 | 18 14:00 | -2.4 | 13 03:00 | 21 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 4.1 | 8.7 | -0.1 | 17.2 | 24 15:00 | -5.2 | 30 07:00 | 10 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
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