半旬ごとの値
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前橋（群馬県) 1996年（半旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 半旬 | 日～日 | 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 | ||||||||||||||||
| 第1半旬 | 1～ 5 | 3.8 | 8.6 | 11.3 | 05 | 6.3 | 04 | -0.4 | -1.4 | 03 | 0.8 | 04 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.9 | 48 | 26 | 04 | |
| 第2半旬 | 6～10 | 3.5 | 8.4 | 12.2 | 07 | 3.4 | 09 | -0.4 | -3.1 | 09 | 1.7 | 06 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.8 | 49 | 21 | 07 | |
| 第3半旬 | 11～15 | 5.6 | 12.1 | 19.5 | 15 | 9.2 | 14 | 0.2 | -1.2 | 14 | 3.1 | 15 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.6 | 51 | 20 | 13 | |
| 第4半旬 | 16～20 | 4.5 | 8.9 | 14.8 | 16 | 5.3 | 19 | 1.1 | -1.8 | 19 | 5.9 | 16 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.6 | 54 | 29 | 17 | |
| 第5半旬 | 21～25 | 2.8 | 8.9 | 10.5 | 23 | 6.3 | 25 | -2.1 | -6.3 | 25 | 0.3 | 23 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.1 | 55 | 22 | 25 | |
| 第6半旬 | 26～31 | 1.9 | 8.4 | 13.1 | 29 | 5.0 | 31 | -2.8 | -4.4 | 27 | 0.2 | 29 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3.3 | 49 | 19 | 28 | |
| 第1半旬 | 1～ 5 | 1.2 | 6.8 | 10.0 | 04 | 2.3 | 02 | -3.0 | -4.3 | 04 | -0.3 | 05 | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3.0 | 46 | 18 | 04 | |
| 第2半旬 | 6～10 | 2.7 | 7.6 | 10.0 | 09 | 6.3 | 10 | -1.2 | -2.9 | 08 | -0.3 | 09 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3.6 | 50 | 23 | 10 | |
| 第3半旬 | 11～15 | 8.1 | 16.2 | 21.2 | 14 | 9.6 | 11 | 1.7 | -3.0 | 11 | 5.4 | 14 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.8 | 44 | 16 | 12 | |
| 第4半旬 | 16～20 | 0.5 | 4.1 | 5.8 | 20 | 2.0 | 18 | -2.4 | -6.1 | 20 | 0.9 | 16 | 2 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 3.7 | 59 | 25 | 20 | |
| 第5半旬 | 21～25 | 1.9 | 7.9 | 9.3 | 23 | 5.4 | 21 | -3.1 | -5.2 | 21 | -0.6 | 25 | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3.4 | 50 | 24 | 23 | |
| 第6半旬 | 26～29 | 6.1 | 11.1 | 12.0 | 29* | 9.2 | 27 | 1.1 | -0.2 | 29 | 2.6 | 27 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.9 | 53 | 21 ] | 29 | |
| 第1半旬 | 1～ 5 | 3.6 | 9.9 | 14.4 | 01 | 5.8 | 05 | -0.6 | -3.3 | 04 | 3.4 | 01 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.8 | 49 | 17 | 02 | |
| 第2半旬 | 6～10 | 4.2 | 9.6 | 12.2 | 09 | 7.8 | 07 | -0.2 | -3.0 | 06 | 2.1 | 09 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.5 | 56 | 20 | 09 | |
| 第3半旬 | 11～15 | 5.5 | 10.3 | 16.9 | 14 | 6.9 | 12 | 0.5 | -1.8 | 13 | 3.7 | 15 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.7 | 54 | 16 | 14 | |
| 第4半旬 | 16～20 | 8.0 | 14.0 | 16.9 | 17 | 11.2 | 20* | 2.6 | -1.1 | 19 | 5.2 | 17 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.3 | 49 | 9 | 16 | |
| 第5半旬 | 21～25 | 8.4 | 14.5 | 19.7 | 22 | 8.9 | 23 | 3.9 | 0.9 | 24 | 8.0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 56 | 27 | 23 | |
| 第6半旬 | 26～31 | 10.3 | 15.5 | 19.4 | 31 | 12.4 | 30 | 5.6 | 3.3 | 27 | 10.3 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.4 | 51 | 15 | 28 | |
| 第1半旬 | 1～ 5 | 6.9 | 12.6 | 14.2 | 01 | 10.8 | 03 | 1.9 | -0.1 | 03 | 6.0 | 01 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.9 | 40 | 14 | 05 | |
| 第2半旬 | 6～10 | 10.7 | 17.8 | 19.0 | 08 | 16.3 | 10 | 4.3 | 1.0 | 06 | 6.7 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.8 | 48 | 10 | 06 | |
| 第3半旬 | 11～15 | 8.0 | 14.9 | 20.1 | 15 | 9.1 | 12 | 2.4 | 0.5 | 14* | 6.5 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 47 | 9 | 14 | |
| 第4半旬 | 16～20 | 11.3 | 17.0 | 22.6 | 17 | 11.8 | 16 | 7.4 | 5.1 | 20 | 8.6 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 63 | 17 | 18 | |
| 第5半旬 | 21～25 | 13.0 | 20.0 | 26.2 | 25 | 14.1 | 22 | 6.3 | 3.5 | 21 | 9.9 | 25 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 6.6 | 48 | 8 | 25 | |
| 第6半旬 | 26～30 | 18.6 | 26.0 | 28.7 | 29 | 23.7 | 26 | 11.5 | 9.7 | 29 | 14.4 | 30 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 7.7 | 38 | 13 | 29 | |
| 第1半旬 | 1～ 5 | 16.3 | 20.6 | 24.7 | 03 | 17.4 | 01 | 12.7 | 10.0 | 05 | 15.5 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.4 | 63 | 14 | 03 | |
| 第2半旬 | 6～10 | 12.5 | 17.2 | 24.9 | 10 | 11.2 | 08 | 7.9 | 6.3 | 10 | 9.0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.7 | 63 | 20 | 10 | |
| 第3半旬 | 11～15 | 15.7 | 21.6 | 25.5 | 15 | 19.1 | 14 | 10.3 | 8.5 | 13 | 11.9 | 11 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 9.3 | 55 | 13 | 15 | |
| 第4半旬 | 16～20 | 14.3 | 19.5 | 23.7 | 17 | 12.7 | 18 | 9.4 | 9.1 | 20* | 9.9 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.9 | 69 | 30 | 17 | |
| 第5半旬 | 21～25 | 18.7 | 24.8 | 28.5 | 25 | 20.8 | 22 | 13.2 | 10.5 | 24 | 16.1 | 21 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 12.2 | 59 | 19 | 25 | |
| 第6半旬 | 26～31 | 22.7 | 29.6 | 32.3 | 31 | 28.4 | 29* | 16.7 | 13.3 | 26 | 18.3 | 31 | 0 | 0 | 0 | 0 | 0 | 6 | 2 | 0 | 14.3 | 54 | 19 | 31 | |
| 第1半旬 | 1～ 5 | 21.6 | 28.5 | 31.0 | 04 | 25.7 | 01 | 16.6 | 15.0 | 02 | 19.4 | 04 | 0 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 13.3 | 52 | 13 | 05 | |
| 第2半旬 | 6～10 | 18.7 | 23.3 | 27.3 | 06 | 21.0 | 09 | 15.3 | 13.2 | 07 | 17.0 | 10 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 14.6 | 69 | 20 | 06 | |
| 第3半旬 | 11～15 | 22.1 | 26.7 | 30.4 | 15 | 23.0 | 14 | 18.1 | 15.7 | 11 | 19.4 | 13 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 20.2 | 77 | 40 | 12 | |
| 第4半旬 | 16～20 | 23.8 | 29.1 | 32.3 | 16 | 23.9 | 18 | 19.4 | 17.1 | 20 | 21.4 | 17 | 0 | 1 | 0 | 0 | 0 | 4 | 3 | 0 | 18.9 | 66 | 26 | 19 | |
| 第5半旬 | 21～25 | 22.5 | 26.1 | 28.1 | 21 | 23.4 | 24 | 20.0 | 18.9 | 24 | 21.0 | 21 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 21.7 | 80 | 48 | 21 | |
| 第6半旬 | 26～30 | 22.1 | 26.4 | 30.4 | 30 | 21.7 | 27 | 18.6 | 16.7 | 28 | 20.0 | 29 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 19.4 | 74 | 39 | 29 | |
| 第1半旬 | 1～ 5 | 24.1 | 29.1 | 31.8 | 02 | 22.5 | 05 | 19.9 | 17.9 | 04 | 22.4 | 01 | 0 | 2 | 0 | 0 | 0 | 4 | 3 | 0 | 20.4 | 70 | 37 | 02 | |
| 第2半旬 | 6～10 | 20.5 | 23.6 | 29.3 | 06 | 19.8 | 08 | 18.2 | 16.8 | 08 | 20.4 | 06 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 19.6 | 83 | 36 | 06 | |
| 第3半旬 | 11～15 | 25.9 | 31.9 | 33.3 | 15 | 29.8 | 11 | 20.6 | 17.8 | 12 | 22.9 | 15 | 0 | 5 | 0 | 0 | 0 | 5 | 4 | 0 | 21.6 | 66 | 34 | 12 | |
| 第4半旬 | 16～20 | 29.0 | 34.6 | 38.6 | 18 | 28.1 | 20 | 24.0 | 22.4 | 16 | 25.6 | 18 | 0 | 5 | 0 | 1 | 0 | 5 | 4 | 3 | 26.0 | 67 | 30 | 18 | |
| 第5半旬 | 21～25 | 25.0 | 29.1 | 32.7 | 25 | 25.0 | 23 | 21.7 | 19.1 | 23 | 23.7 | 25 | 0 | 3 | 0 | 0 | 0 | 5 | 2 | 0 | 25.7 | 82 | 49 | 25 | |
| 第6半旬 | 26～31 | 28.5 | 34.9 | 36.2 | 28 | 32.6 | 30 | 23.8 | 23.2 | 28 | 24.9 | 27 | 0 | 6 | 0 | 0 | 0 | 6 | 6 | 4 | 26.9 | 71 | 38 | 29* | |
| 第1半旬 | 1～ 5 | 27.0 | 32.3 | 34.8 | 01 | 25.5 | 03 | 22.3 | 21.4 | 03 | 23.8 | 05 | 0 | 4 | 0 | 0 | 0 | 5 | 4 | 0 | 25.1 | 73 | 28 | 05 | |
| 第2半旬 | 6～10 | 24.6 | 28.7 | 31.5 | 10 | 25.6 | 06 | 21.6 | 20.9 | 06 | 23.3 | 10 | 0 | 2 | 0 | 0 | 0 | 5 | 2 | 0 | 21.4 | 70 | 41 | 10 | |
| 第3半旬 | 11～15 | 28.0 | 33.4 | 37.9 | 15 | 31.5 | 13 | 24.1 | 22.6 | 11 | 26.1 | 15 | 0 | 5 | 0 | 1 | 0 | 5 | 5 | 1 | 25.3 | 68 | 32 | 15 | |
| 第4半旬 | 16～20 | 27.5 | 33.3 | 35.5 | 16 | 30.4 | 20 | 22.7 | 22.1 | 17 | 23.3 | 16 | 0 | 5 | 0 | 0 | 0 | 5 | 5 | 1 | 20.6 | 58 | 27 | 19 | |
| 第5半旬 | 21～25 | 26.0 | 30.6 | 32.6 | 22 | 27.7 | 25 | 22.3 | 20.0 | 25 | 24.6 | 23 | 0 | 4 | 0 | 0 | 0 | 5 | 4 | 0 | 22.2 | 67 | 39 | 25* | |
| 第6半旬 | 26～31 | 21.0 | 24.1 | 28.7 | 30 | 18.5 | 28 | 18.7 | 16.6 | 28 | 21.0 | 31 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 20.6 | 84 | 37 | 26 | |
| 第1半旬 | 1～ 5 | 25.2 | 30.4 | 33.1 | 02 | 26.6 | 04 | 20.4 | 17.8 | 03 | 22.1 | 01 | 0 | 2 | 0 | 0 | 0 | 5 | 3 | 0 | 20.4 | 65 | 29 | 03 | |
| 第2半旬 | 6～10 | 21.6 | 26.2 | 29.1 | 06 | 21.4 | 09 | 17.6 | 14.9 | 08 | 21.1 | 06 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 19.5 | 77 | 41 | 08 | |
| 第3半旬 | 11～15 | 20.4 | 25.5 | 27.9 | 15 | 22.4 | 13 | 15.6 | 14.0 | 14 | 17.9 | 15 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 16.8 | 73 | 23 | 12 | |
| 第4半旬 | 16～20 | 21.6 | 25.6 | 27.8 | 19 | 22.0 | 20 | 18.1 | 17.1 | 18 | 19.1 | 17 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 18.9 | 75 | 46 | 18 | |
| 第5半旬 | 21～25 | 19.5 | 24.5 | 27.7 | 23 | 22.9 | 25 | 15.8 | 14.0 | 25 | 17.5 | 21 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.4 | 74 | 37 | 24 | |
| 第6半旬 | 26～30 | 17.5 | 22.3 | 24.9 | 27 | 16.1 | 30 | 13.2 | 10.3 | 28 | 16.7 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.7 | 70 | 24 | 27 | |
| 第1半旬 | 1～ 5 | 18.5 | 23.0 | 25.8 | 05 | 18.9 | 01 | 15.0 | 14.3 | 02 | 16.0 | 03 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 16.5 | 79 | 35 | 05 | |
| 第2半旬 | 6～10 | 17.1 | 21.8 | 24.5 | 07 | 18.9 | 08 | 13.7 | 11.0 | 10 | 15.7 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.9 | 78 | 39 | 09 | |
| 第3半旬 | 11～15 | 17.0 | 21.2 | 24.8 | 15 | 18.7 | 12 | 13.9 | 13.0 | 13 | 14.8 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.2 | 80 | 33 | 15 | |
| 第4半旬 | 16～20 | 15.1 | 21.5 | 23.6 | 19 | 19.7 | 20 | 9.5 | 6.7 | 17 | 11.5 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 59 | 27 | 17 | |
| 第5半旬 | 21～25 | 14.5 | 20.8 | 23.3 | 25 | 19.4 | 21 | 9.1 | 6.0 | 21 | 12.9 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.7 | 66 | 27 | 21 | |
| 第6半旬 | 26～31 | 14.3 | 19.9 | 24.7 | 29 | 12.7 | 28 | 9.2 | 4.8 | 27 | 11.9 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.9 | 67 | 31 | 27 | |
| 第1半旬 | 1～ 5 | 14.5 | 17.3 | 19.5 | 05 | 15.1 | 02 | 12.2 | 10.0 | 04 | 14.1 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.1 | 86 | 50 | 05 | |
| 第2半旬 | 6～10 | 13.1 | 18.2 | 23.0 | 10 | 11.7 | 08 | 8.8 | 3.8 | 07 | 13.2 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.7 | 70 | 26 | 07 | |
| 第3半旬 | 11～15 | 10.4 | 14.9 | 19.3 | 12 | 11.8 | 13 | 6.7 | 2.3 | 14 | 12.3 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 62 | 27 | 14 | |
| 第4半旬 | 16～20 | 8.0 | 13.6 | 16.8 | 18 | 10.4 | 20 | 3.5 | 1.4 | 17 | 6.8 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 63 | 34 | 16 | |
| 第5半旬 | 21～25 | 10.2 | 15.8 | 17.6 | 25 | 12.3 | 23 | 5.8 | 3.7 | 23 | 7.7 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 63 | 32 | 22 | |
| 第6半旬 | 26～30 | 8.4 | 13.4 | 16.2 | 29 | 10.0 | 27 | 4.0 | 1.7 | 30 | 6.4 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.6 | 61 | 19 | 30 | |
| 第1半旬 | 1～ 5 | 4.8 | 11.4 | 13.6 | 05 | 8.6 | 02 | 0.1 | -1.4 | 01 | 3.7 | 05 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5.7 | 66 | 28 | 04 | |
| 第2半旬 | 6～10 | 6.2 | 12.7 | 14.6 | 09 | 11.5 | 07 | 0.8 | -0.6 | 07 | 2.1 | 10 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.9 | 53 | 23 | 09 | |
| 第3半旬 | 11～15 | 8.9 | 14.7 | 17.4 | 12 | 10.7 | 13 | 4.1 | 3.4 | 13 | 5.4 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.7 | 61 | 21 | 12 | |
| 第4半旬 | 16～20 | 7.8 | 12.8 | 16.6 | 18 | 9.4 | 19 | 3.4 | 0.1 | 20 | 6.8 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 64 | 29 | 20 | |
| 第5半旬 | 21～25 | 5.1 | 11.3 | 13.3 | 21 | 9.6 | 24 | 0.1 | -1.9 | 24 | 1.0 | 25 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.9 | 57 | 23 | 24 | |
| 第6半旬 | 26～31 | 5.7 | 12.3 | 14.8 | 28 | 8.5 | 27 | 1.0 | -0.2 | 29 | 2.6 | 26 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.8 | 53 | 24 | 29 | |