半旬ごとの値
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岡山（岡山県) 2018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 | 4.2 | 9.0 | 11.7 | 02 | 6.6 | 05 | -0.3 | -2.9 | 04 | 1.7 | 05 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.4 | 67 | 31 | 02 | |
| 第2半旬 | 6～10 | 5.4 | 9.5 | 11.3 | 06 | 8.3 | 08 | 1.3 | -1.0 | 07 | 4.2 | 08 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.6 | 74 | 39 | 06 | |
| 第3半旬 | 11～15 | 0.9 | 6.4 | 9.6 | 15 | 3.9 | 11 | -3.7 | -5.5 | 12 | -2.9 | 11 | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 4.5 | 70 | 34 | 12 | |
| 第4半旬 | 16～20 | 7.9 | 13.4 | 14.5 | 18 | 12.5 | 17 | 3.5 | -0.7 | 16 | 7.5 | 17 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8.4 | 79 | 30 | 20 | |
| 第5半旬 | 21～25 | 2.0 | 6.7 | 12.4 | 21 | 2.5 | 24 | -1.4 | -3.9 | 25 | 1.0 | 22 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.9 | 68 | 32 | 24* | |
| 第6半旬 | 26～31 | 1.3 | 6.2 | 8.4 | 31 | 3.9 | 26 | -2.7 | -3.8 | 27 | -0.7 | 29 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 4.6 | 69 | 34 | 30 | |
| 第1半旬 | 1～ 5 | 2.2 | 6.5 | 9.2 | 03 | 4.1 | 05 | -0.9 | -2.8 | 05 | 0.3 | 03 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.5 ) | 64 ) | 27 | 04 | |
| 第2半旬 | 6～10 | 1.2 | 6.6 | 9.6 | 09 | 4.9 | 06 | -3.8 | -6.1 | 07 | 1.7 | 10 | 2 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 4.4 | 66 | 29 | 06 | |
| 第3半旬 | 11～15 | 2.9 | 8.4 | 11.6 | 14 | 6.0 | 11 | -1.8 | -4.0 | 14 | 1.5 | 15 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 5.0 | 67 | 35 | 11 | |
| 第4半旬 | 16～20 | 4.9 | 10.9 | 14.1 | 20 | 9.1 | 18 | -0.3 | -1.3 | 18 | 0.4 | 17 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5.1 | 60 | 28 | 20 | |
| 第5半旬 | 21～25 | 6.0 | 11.9 | 14.9 | 24 | 9.0 | 22 | 1.0 | -1.3 | 23 | 4.2 | 21 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.7 | 62 | 25 | 23 | |
| 第6半旬 | 26～28 | 8.2 | 14.7 | 16.1 | 27 | 13.6 | 28 | 1.5 | 0.5 | 27 | 2.1 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 68 | 26 | 27 | |
| 第1半旬 | 1～ 5 | 10.1 | 15.7 | 20.3 | 04 | 13.3 | 02 | 4.3 | 0.7 | 03 | 7.0 | 05* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.8 | 69 | 32 | 02 | |
| 第2半旬 | 6～10 | 7.1 | 11.8 | 12.7 | 10 | 10.8 | 09 | 2.9 | -0.3 | 10 | 8.1 | 08 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.5 | 64 | 32 | 10 | |
| 第3半旬 | 11～15 | 11.0 | 19.4 | 23.2 | 14 | 15.3 | 11 | 3.6 | -0.1 | 11 | 7.9 | 15 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8.6 | 67 | 27 | 14 | |
| 第4半旬 | 16～20 | 9.0 | 13.8 | 16.2 | 18 | 11.1 | 20 | 3.9 | -0.2 | 17 | 10.8 | 19 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 9.2 | 78 | 39 | 17 | |
| 第5半旬 | 21～25 | 8.9 | 15.0 | 19.5 | 25 | 9.4 | 21 | 3.1 | 0.9 | 23 | 4.4 | 25* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 71 | 35 | 23 | |
| 第6半旬 | 26～31 | 13.9 | 22.2 | 24.8 | 28 | 19.1 | 31 | 6.5 | 3.4 | 31 | 8.2 | 30* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 54 | 12 | 30 | |
| 第1半旬 | 1～ 5 | 16.6 | 23.8 | 26.7 | 03 | 17.3 | 05 | 10.9 | 8.7 | 01 | 11.7 | 04* | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 12.2 | 67 | 30 | 03 | |
| 第2半旬 | 6～10 | 11.1 | 16.8 | 20.8 | 10 | 12.4 | 07 | 5.7 | 2.1 | 08 | 11.2 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.4 | 71 | 31 | 08 | |
| 第3半旬 | 11～15 | 15.3 | 20.9 | 24.2 | 12 | 17.6 | 15 | 9.7 | 8.7 | 13 | 11.1 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.2 | 60 | 17 | 13 | |
| 第4半旬 | 16～20 | 15.7 | 22.7 | 28.1 | 20 | 16.7 | 17 | 9.4 | 6.7 | 16 | 11.0 | 18 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 9.7 | 58 | 19 | 20* | |
| 第5半旬 | 21～25 | 18.1 | 23.8 | 27.9 | 21 | 18.7 | 24 | 13.2 | 10.9 | 21 | 16.5 | 24 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 14.2 | 70 | 25 | 21 | |
| 第6半旬 | 26～30 | 17.0 | 24.0 | 26.0 | 29 | 22.2 | 26 | 10.8 | 9.2 | 26 | 13.2 | 30 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 11.5 | 62 | 22 | 28 | |
| 第1半旬 | 1～ 5 | 17.9 | 23.2 | 27.7 | 01 | 20.9 | 02 | 12.1 | 9.2 | 04 | 17.5 | 02 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12.5 | 62 | 17 | 04 | |
| 第2半旬 | 6～10 | 15.9 | 20.3 | 21.8 | 06 | 18.8 | 07 | 11.9 | 8.6 | 10 | 14.8 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.5 | 75 | 36 | 10 | |
| 第3半旬 | 11～15 | 18.8 | 25.2 | 29.3 | 15 | 18.3 | 13 | 13.1 | 8.2 | 11 | 16.0 | 13 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 14.7 | 70 | 18 | 11 | |
| 第4半旬 | 16～20 | 20.3 | 26.0 | 30.3 | 17 | 21.8 | 20 | 15.2 | 9.0 | 20 | 20.7 | 18 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 17.4 | 71 | 45 | 20* | |
| 第5半旬 | 21～25 | 20.2 | 25.8 | 29.0 | 25 | 20.2 | 23 | 14.4 | 12.7 | 24 | 16.7 | 23 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 13.4 | 60 | 20 | 22 | |
| 第6半旬 | 26～31 | 21.4 | 25.8 | 29.2 | 27 | 21.8 | 30 | 18.0 | 16.0 | 27 | 19.9 | 29 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 18.8 | 75 | 37 | 26 | |
| 第1半旬 | 1～ 5 | 21.5 | 27.9 | 29.8 | 04 | 24.7 | 05 | 15.4 | 13.7 | 02* | 16.9 | 05 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 15.6 | 63 | 24 | 04 | |
| 第2半旬 | 6～10 | 22.1 | 26.1 | 29.9 | 09 | 21.8 | 06 | 18.8 | 17.5 | 06 | 20.5 | 09 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 21.4 | 82 | 44 | 09 | |
| 第3半旬 | 11～15 | 21.2 | 26.0 | 26.9 | 13 | 24.3 | 14 | 17.2 | 14.4 | 14 | 20.3 | 11 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 17.8 | 71 | 44 | 13 | |
| 第4半旬 | 16～20 | 22.3 | 26.5 | 28.2 | 18 | 24.9 | 19 | 18.8 | 15.9 | 17 | 21.1 | 19 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 20.6 | 77 | 46 | 16 | |
| 第5半旬 | 21～25 | 23.9 | 29.4 | 32.5 | 25 | 24.7 | 23 | 19.5 | 17.5 | 22 | 20.4 | 24 | 0 | 1 | 0 | 0 | 0 | 4 | 3 | 0 | 20.7 | 72 | 32 | 22 | |
| 第6半旬 | 26～30 | 26.3 | 30.7 | 32.8 | 27 | 28.4 | 29 | 23.0 | 21.8 | 26 | 23.9 | 28 | 0 | 4 | 0 | 0 | 0 | 5 | 4 | 0 | 26.7 | 79 | 49 | 27 | |
| 第1半旬 | 1～ 5 | 26.8 | 30.3 | 33.2 | 04 | 26.0 | 05 | 24.2 | 22.2 | 05 | 25.2 | 03* | 0 | 4 | 0 | 2 | 0 | 5 | 3 | 0 | 28.4 | 81 | 54 | 04 | |
| 第2半旬 | 6～10 | 25.4 | 29.2 | 32.9 | 10 | 24.5 | 06 | 22.6 | 21.0 | 07 | 23.9 | 10* | 0 | 3 | 0 | 0 | 0 | 4 | 3 | 0 | 27.4 | 86 | 52 | 09 | |
| 第3半旬 | 11～15 | 29.3 | 34.7 | 36.7 | 15 | 32.2 | 12 | 24.8 | 23.8 | 11 | 25.8 | 15 | 0 | 5 | 0 | 2 | 0 | 5 | 5 | 2 | 29.4 | 74 | 47 | 15* | |
| 第4半旬 | 16～20 | 30.9 | 36.6 | 37.4 | 18 | 35.6 | 20 | 26.1 | 25.7 | 16 | 26.8 | 20 | 0 | 5 | 0 | 5 | 0 | 5 | 5 | 5 | 30.0 | 69 | 44 | 18 | |
| 第5半旬 | 21～25 | 31.1 | 36.8 | 38.1 | 24 | 34.7 | 21 | 26.3 | 25.6 | 25 | 27.1 | 23 | 0 | 5 | 0 | 5 | 0 | 5 | 5 | 4 | 29.7 | 67 | 41 | 24 | |
| 第6半旬 | 26～31 | 29.4 | 34.0 | 36.6 | 26 | 31.0 | 29 | 25.7 | 24.3 | 29 | 27.2 | 27 | 0 | 6 | 0 | 5 | 0 | 6 | 6 | 1 | 27.5 | 68 | 43 | 27 | |
| 第1半旬 | 1～ 5 | 30.8 | 36.2 | 37.4 | 05 | 34.0 | 01 | 25.9 | 24.8 | 04 | 26.8 | 05 | 0 | 5 | 0 | 4 | 0 | 5 | 5 | 4 | 29.3 | 67 | 40 | 04 | |
| 第2半旬 | 6～10 | 29.3 | 35.1 | 37.0 | 06 | 33.7 | 09 | 25.5 | 22.4 | 08 | 27.4 | 06 | 0 | 5 | 0 | 4 | 0 | 5 | 5 | 3 | 24.8 | 61 | 32 | 08 | |
| 第3半旬 | 11～15 | 29.8 | 35.0 | 36.2 | 12 | 31.4 | 15 | 26.2 | 25.6 | 11 | 26.8 | 13 | 0 | 5 | 0 | 5 | 0 | 5 | 5 | 4 | 30.0 | 73 | 37 | 11 | |
| 第4半旬 | 16～20 | 25.8 | 31.2 | 32.3 | 20 | 30.0 | 16 | 21.0 | 17.3 | 18 | 25.0 | 16 | 0 | 4 | 0 | 1 | 0 | 5 | 5 | 0 | 21.5 | 66 | 36 | 19* | |
| 第5半旬 | 21～25 | 30.5 | 35.5 | 36.9 | 24 | 33.9 | 21 | 26.4 | 24.9 | 24* | 28.0 | 22 | 0 | 5 | 0 | 3 | 0 | 5 | 5 | 4 | 28.8 | 67 | 43 | 25* | |
| 第6半旬 | 26～31 | 29.4 | 35.1 | 36.2 | 26 | 34.3 | 28 | 25.2 | 24.7 | 29 | 25.6 | 31 | 0 | 6 | 0 | 5 | 0 | 6 | 6 | 3 | 28.0 | 70 | 38 | 26 | |
| 第1半旬 | 1～ 5 | 26.1 | 29.9 | 31.8 | 03 | 27.1 | 01 | 22.4 | 21.2 | 05 | 23.4 | 04* | 0 | 5 | 0 | 0 | 0 | 5 | 3 | 0 | 25.6 | 77 | 39 | 05 | |
| 第2半旬 | 6～10 | 23.5 | 26.8 | 31.6 | 07 | 24.2 | 09 | 20.8 | 19.2 | 08 | 23.2 | 07 | 0 | 1 | 0 | 0 | 0 | 3 | 1 | 0 | 24.1 | 84 | 57 | 10* | |
| 第3半旬 | 11～15 | 23.5 | 26.7 | 28.1 | 11 | 25.8 | 12 | 21.1 | 19.7 | 11 | 22.8 | 15 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 23.9 | 83 | 54 | 11 | |
| 第4半旬 | 16～20 | 23.7 | 27.7 | 30.9 | 16 | 22.3 | 20 | 20.4 | 18.1 | 20 | 22.6 | 16 | 0 | 1 | 0 | 0 | 0 | 4 | 1 | 0 | 23.2 | 80 | 48 | 19 | |
| 第5半旬 | 21～25 | 22.4 | 25.7 | 29.4 | 22 | 24.1 | 21 | 19.5 | 18.3 | 25 | 20.5 | 22 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 22.1 | 82 | 46 | 22 | |
| 第6半旬 | 26～30 | 20.1 | 24.3 | 27.1 | 27 | 19.8 | 29 | 16.7 | 13.9 | 28 | 19.3 | 30 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 18.4 | 79 | 35 | 28 | |
| 第1半旬 | 1～ 5 | 20.7 | 25.3 | 26.5 | 05 | 23.2 | 04 | 16.3 | 14.1 | 02 | 19.7 | 05 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 17.0 | 70 | 39 | 01 | |
| 第2半旬 | 6～10 | 23.4 | 27.9 | 33.4 | 06 | 23.0 | 10 | 20.0 | 17.9 | 08 | 24.7 | 06 | 0 | 1 | 0 | 0 | 0 | 4 | 1 | 0 | 20.5 | 72 | 42 | 08 | |
| 第3半旬 | 11～15 | 17.1 | 22.4 | 24.5 | 15 | 19.2 | 11 | 12.6 | 10.3 | 13 | 15.2 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.1 | 73 | 38 | 15 | |
| 第4半旬 | 16～20 | 17.2 | 23.1 | 23.7 | 18 | 22.2 | 20 | 12.8 | 11.3 | 20 | 14.3 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.5 | 70 | 35 | 20 | |
| 第5半旬 | 21～25 | 16.2 | 22.3 | 24.0 | 24 | 20.3 | 23 | 11.0 | 8.4 | 21 | 13.9 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.7 | 76 | 39 | 24 | |
| 第6半旬 | 26～31 | 15.1 | 20.5 | 21.7 | 26 | 17.7 | 31 | 10.4 | 8.3 | 31 | 13.2 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.3 | 67 | 32 | 29 | |
| 第1半旬 | 1～ 5 | 13.1 | 20.2 | 22.1 | 05 | 18.5 | 01 | 7.7 | 6.0 | 02 | 8.3 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.4 | 71 | 36 | 01 | |
| 第2半旬 | 6～10 | 16.4 | 22.5 | 23.4 | 06 | 21.9 | 10 | 10.8 | 9.3 | 07 | 13.6 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.4 | 73 | 25 | 10 | |
| 第3半旬 | 11～15 | 12.7 | 18.1 | 19.8 | 11 | 16.7 | 12 | 8.1 | 5.2 | 15 | 11.1 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.4 | 73 | 35 | 15 | |
| 第4半旬 | 16～20 | 12.8 | 17.7 | 19.8 | 17 | 15.5 | 19 | 8.3 | 6.3 | 20 | 10.5 | 19* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.4 | 71 | 39 | 20 | |
| 第5半旬 | 21～25 | 9.0 | 15.1 | 17.4 | 25 | 14.0 | 24* | 3.8 | 1.2 | 24 | 5.3 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.1 | 72 | 34 | 23 | |
| 第6半旬 | 26～30 | 11.3 | 17.1 | 18.5 | 29 | 16.1 | 28 | 6.5 | 4.0 | 30 | 8.3 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.3 | 78 | 40 | 29 | |
| 第1半旬 | 1～ 5 | 13.5 | 18.1 | 20.6 | 04 | 15.7 | 03 | 9.6 | 5.1 | 02 | 14.8 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.8 | 82 | 37 | 01 | |
| 第2半旬 | 6～10 | 6.8 | 10.7 | 14.7 | 07 | 7.5 | 09 | 4.0 | 0.9 | 10 | 9.8 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 71 | 39 | 10 | |
| 第3半旬 | 11～15 | 5.9 | 10.9 | 13.3 | 12 | 8.4 | 11 | 1.6 | 0.2 | 11 | 2.8 | 14* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.9 | 75 | 45 | 15 | |
| 第4半旬 | 16～20 | 6.8 | 12.1 | 14.3 | 19 | 10.6 | 20 | 2.2 | -0.3 | 16 | 5.4 | 20 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 7.9 | 79 | 45 | 19* | |
| 第5半旬 | 21～25 | 9.1 | 13.8 | 16.2 | 22 | 12.0 | 25* | 5.3 | 0.8 | 25 | 8.8 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 ) | 81 ) | 44 | 25 | |
| 第6半旬 | 26～31 | 4.7 | 9.2 | 12.3 | 27 | 6.9 | 28 | 0.7 | -2.1 | 30 | 4.2 | 27 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 5.8 | 69 | 38 | 27 | |