旬ごとの値
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前橋（群馬県) 2008年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温(℃) | 蒸気圧 (hPa) | 湿度(％) | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 日平均 | 最高気温 | 最低気温 | 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 | 平均 | 最高 | 最低 | 平均 | 最低 | 最高 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 平均 | 平均 | 最小 | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||||
| 上旬 | 5.3 | 11.0 | 15.4 | 08 | 7.9 | 01 | 0.9 | -2.2 | 02 | 3.9 | 09 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.6 | 52 | 23 | 06 | |
| 中旬 | 3.0 | 7.6 | 11.8 | 11 | 5.4 | 17 | -0.5 | -2.8 | 19 | 2.5 | 12 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 3.6 | 47 | 21 | 17 | |
| 下旬 | 2.5 | 6.8 | 11.6 | 30 | 2.8 | 23 | -0.9 | -4.1 | 27 | 2.1 | 30 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 3.8 | 53 | 19 | 26 | |
| 上旬 | 2.3 | 7.4 | 9.8 | 04 | 3.3 | 03 | -1.6 | -3.7 | 09 | 1.0 | 10 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 3.9 | 55 | 19 | 08 | |
| 中旬 | 2.8 | 8.1 | 12.3 | 20 | 3.6 | 13 | -1.7 | -2.9 | 18 | 0.1 | 12 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 3.4 | 46 | 18 | 16 | |
| 下旬 | 3.7 | 9.6 | 13.4 | 22 | 4.3 | 24 | -1.3 | -3.9 | 24 | 1.9 | 21 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 3.5 | 45 | 21 | 29* | |
| 上旬 | 5.9 | 12.3 | 15.6 | 09 | 9.0 | 05 | 0.9 | -2.1 | 06 | 3.8 | 10 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.0 | 45 | 17 | 02 | |
| 中旬 | 10.9 | 15.6 | 21.6 | 15 | 9.4 | 20 | 7.3 | 3.4 | 11 | 9.3 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 57 | 13 | 15 | |
| 下旬 | 10.2 | 16.2 | 19.0 | 23* | 12.0 | 31 | 5.1 | 2.7 | 25 | 8.3 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.5 | 54 | 18 | 23 | |
| 上旬 | 11.3 | 17.1 | 21.9 | 06 | 11.1 | 10 | 6.2 | 3.6 | 01 | 9.7 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 52 | 11 | 06* | |
| 中旬 | 14.0 | 19.3 | 22.5 | 15 | 12.2 | 13 | 9.5 | 7.1 | 12 | 11.8 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.7 | 62 | 20 | 15 | |
| 下旬 | 15.5 | 21.3 | 27.2 | 30 | 13.0 | 26 | 10.5 | 8.5 | 23 | 12.8 | 30 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 9.5 | 56 | 23 | 28 | |
| 上旬 | 18.8 | 24.2 | 30.5 | 07 | 15.5 | 10 | 14.5 | 9.6 | 10 | 17.1 | 04 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 12.0 | 57 | 12 | 06 | |
| 中旬 | 15.6 | 20.8 | 25.5 | 20 | 13.4 | 11 | 11.6 | 7.4 | 12 | 16.3 | 19 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 11.6 | 66 | 25 | 15 | |
| 下旬 | 19.3 | 24.5 | 30.9 | 23 | 14.2 | 31 | 14.6 | 10.8 | 21 | 16.9 | 27* | 0 | 0 | 0 | 0 | 0 | 8 | 2 | 0 | 13.3 | 62 | 20 | 27 | |
| 上旬 | 19.5 | 24.0 | 29.3 | 10 | 17.0 | 03 | 15.5 | 10.8 | 01 | 19.1 | 08 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 15.4 | 69 | 26 | 10 | |
| 中旬 | 22.4 | 27.6 | 29.4 | 14 | 22.7 | 12 | 17.5 | 14.2 | 13 | 21.8 | 20 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 15.8 | 59 | 26 | 14 | |
| 下旬 | 21.5 | 24.9 | 30.3 | 24 | 18.2 | 26 | 18.5 | 16.1 | 26 | 21.2 | 21 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 19.7 | 78 | 39 | 24 | |
| 上旬 | 24.5 | 29.3 | 34.3 | 05 | 25.3 | 09* | 20.9 | 17.7 | 01 | 22.8 | 05 | 0 | 3 | 0 | 0 | 0 | 10 | 4 | 0 | 21.8 | 72 | 42 | 02 | |
| 中旬 | 27.4 | 33.0 | 35.8 | 19 | 30.5 | 11 | 23.4 | 21.9 | 12 | 25.9 | 18 | 0 | 10 | 0 | 1 | 0 | 10 | 10 | 1 | 23.6 | 66 | 30 | 19 | |
| 下旬 | 26.9 | 32.1 | 35.1 | 25* | 29.0 | 21 | 23.3 | 21.5 | 30 | 25.2 | 24 | 0 | 11 | 0 | 1 | 0 | 11 | 8 | 3 | 25.3 | 72 | 38 | 29 | |
| 上旬 | 28.6 | 33.8 | 36.8 | 08 | 30.3 | 10 | 24.7 | 22.9 | 01 | 25.9 | 08 | 0 | 10 | 0 | 4 | 0 | 10 | 10 | 5 | 26.1 | 68 | 40 | 08 | |
| 中旬 | 26.6 | 32.1 | 36.0 | 15 | 24.4 | 17 | 23.0 | 19.9 | 18 | 25.6 | 12 | 0 | 8 | 0 | 1 | 0 | 9 | 7 | 2 | 24.7 | 73 | 40 | 15 | |
| 下旬 | 22.6 | 25.9 | 31.9 | 31 | 19.4 | 23 | 20.4 | 17.1 | 23 | 22.8 | 28 | 0 | 2 | 0 | 0 | 0 | 6 | 3 | 0 | 21.9 | 80 | 46 | 21 | |
| 上旬 | 25.6 | 30.9 | 33.0 | 03 | 28.6 | 10 | 21.3 | 17.0 | 10 | 23.8 | 03 | 0 | 7 | 0 | 0 | 0 | 10 | 8 | 0 | 22.6 | 69 | 24 | 09 | |
| 中旬 | 24.0 | 28.8 | 33.5 | 12 | 23.4 | 18 | 20.1 | 16.5 | 11 | 21.2 | 18 | 0 | 2 | 0 | 0 | 0 | 9 | 4 | 0 | 20.0 | 69 | 23 | 12 | |
| 下旬 | 19.2 | 22.8 | 28.5 | 23 | 16.3 | 29 | 16.0 | 11.2 | 28 | 20.1 | 21 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 15.0 | 67 | 24 | 24 | |
| 上旬 | 19.2 | 24.3 | 26.2 | 10 | 22.5 | 03 | 15.1 | 11.7 | 02 | 17.1 | 08 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 15.1 | 69 | 31 | 02 | |
| 中旬 | 17.8 | 23.6 | 27.0 | 11 | 18.2 | 14 | 13.3 | 11.0 | 16 | 15.4 | 11 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 11.6 | 58 | 28 | 16 | |
| 下旬 | 16.1 | 20.5 | 24.4 | 21 | 14.6 | 31 | 12.6 | 8.4 | 31 | 17.5 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.8 | 64 | 30 | 29 | |
| 上旬 | 12.5 | 17.8 | 24.3 | 07 | 12.3 | 09 | 8.6 | 5.6 | 05 | 11.7 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 55 | 27 | 01 | |
| 中旬 | 11.1 | 16.1 | 19.8 | 13 | 12.3 | 12 | 7.1 | 1.5 | 20 | 11.0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 63 | 20 | 20 | |
| 下旬 | 8.6 | 14.0 | 18.7 | 23 | 10.3 | 27 | 4.5 | 1.9 | 21 | 6.5 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 60 | 25 | 21 | |
| 上旬 | 7.9 | 13.4 | 18.1 | 03 | 10.4 | 07 | 3.3 | -1.1 | 07 | 7.4 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.2 | 58 | 22 | 06 | |
| 中旬 | 7.4 | 12.4 | 17.5 | 12 | 8.3 | 14 | 3.5 | -0.3 | 15 | 6.1 | 12 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.1 | 60 | 26 | 19 | |
| 下旬 | 5.7 | 11.3 | 17.6 | 22 | 5.1 | 26 | 1.0 | -2.1 | 27 | 4.1 | 29 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.5 | 49 | 13 | 29 | |