年ごとの値
鳥取(鳥取県) 年ごとの値 詳細(気温・蒸気圧・湿度)
年 | 気温(℃) | 蒸気圧 (hPa) | 湿度(%) | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | ||||||||||||||||||
年 平均 | 最高 | 最低 | 年 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 | ||||||||||||||
13.9 | 18.3 | 34.4 | 8/11 | -1.5 | 1/12 | 10.2 | -5.9 | 1/12 | 26.9 | 8/1 | 6 | 52 | 48 | 5 | 1 | 101 | 48 | 0 | 14.3 | 78 | |||
13.8 | 18.3 | 35.8 | 8/3 | 0.4 | 2/19 | 10.0 | -6.5 | 2/20 | 27.5 | 7/31 | 3 | 53 | 43 | 9 | 0 | 117 | 52 | 1 | 13.9 | 79 | |||
13.2 | 17.5 | 33.7 | 8/4 | -1.3 | 2/4 | 9.5 | -4.8 | 2/16 * | 27.2 | 8/3 | 22 | 41 | 75 | 6 | 3 | 93 | 36 | 0 | 14.1 | 80 | |||
14.3 | 18.9 | 34.5 | 8/27 * | -0.3 | 1/17 | 10.3 | -3.9 | 3/7 | 26.7 | 8/12 | 5 | 53 | 54 | 8 | 1 | 112 | 53 | 0 | 14.2 | 78 | |||
13.2 | 17.8 | 34.2 | 8/24 | -1.6 | 2/3 | 9.1 | -6.9 | 2/16 | 26.7 | 8/4 | 14 | 51 | 67 | 10 | 2 | 94 | 53 | 0 | 13.3 | 77 | |||
14.6 | 19.2 | 33.9 | 8/9 | 1.1 | 1/29 | 10.6 | -3.7 | 1/19 | 26.0 | 7/7 | 4 | 45 | 47 | 4 | 0 | 111 | 43 | 0 | 14.4 | 78 | |||
13.9 | 18.4 | 34.9 | 8/15 | 1.3 | 1/16 | 10.2 | -3.3 | 1/17 | 26.1 | 8/16 * | 2 | 45 | 27 | 5 | 0 | 97 | 38 | 0 | 13.9 | 80 | |||
14.5 | 19.1 | 35.5 | 7/31 | 1.8 | 3/13 * | 10.6 | -3.8 | 3/12 | 27.7 | 7/21 | 3 | 58 | 23 | 10 | 0 | 104 | 56 | 1 | 14.2 | 76 | |||
14.2 | 18.8 | 35.5 | 8/19 | 0.6 | 1/13 | 10.0 | -4.5 | 1/21 | 27.4 | 8/18 | 3 | 40 | 27 | 6 | 0 | 101 | 35 | 3 | 13.5 | 75 | |||
14.1 | 18.4 | 34.1 | 8/24 | 0.9 | 2/5 | 10.2 | -3.3 | 2/5 | 25.6 | 8/1 | 1 | 39 | 27 | 6 | 0 | 97 | 34 | 0 | 13.9 | 77 | |||
14.4 | 18.5 | 35.0 | 8/17 | -0.4 | 1/15 | 10.9 | -7.0 | 2/9 | 27.6 | 8/17 | 3 | 39 | 28 | 4 | 1 | 93 | 30 | 1 | 14.5 | 78 | |||
14.5 | 18.6 | 34.3 | 8/17 | -0.6 | 1/29 | 10.9 | -3.2 | 2/23 | 25.9 | 8/15 | 2 | 47 | 24 | 9 | 1 | 78 | 43 | 0 | 14.2 | 77 | |||
14.8 | 19.3 | 35.2 | 7/27 | 0.2 | 2/21 | 10.9 | -4.6 | 1/16 | 26.8 | 8/1 | 2 | 51 | 26 | 11 | 0 | 110 | 45 | 1 | 14.4 | 76 | |||
14.0 | 18.1 | 36.0 | 8/16 | 0.2 | 2/10 | 10.5 | -3.9 | 2/19 | 26.7 | 9/6 | 5 | 45 | 40 | 6 | 0 | 89 | 43 | 2 | 14.2 | 78 | |||
14.0 | 18.1 | 33.5 | 8/22 * | -1.5 | 2/11 | 10.5 | -5.8 | 2/11 | 29.1 | 8/21 | 1 | 31 | 30 | 5 | 1 | 87 | 25 | 0 | 14.0 | 78 | |||
14.7 | 18.9 | 34.5 | 7/31 | -1.6 | 3/3 | 11.2 | -5.6 | 1/4 | 26.9 | 6/28 | 6 | 40 | 23 | 7 | 1 | 105 | 32 | 0 | 14.5 | 77 | |||
15.2 | 19.6 | 34.7 | 8/28 | -0.3 | 1/17 | 11.6 | -4.0 | 1/18 | 25.8 | 9/2 | 3 | 47 | 19 | 5 | 1 | 113 | 42 | 0 | 15.0 | 78 | |||
14.8 | 19.1 | 35.4 | 8/7 | -0.3 | 12/30 | 11.0 | -5.4 | 1/27 | 27.8 | 8/5 | 6 | 51 | 22 | 10 | 1 | 105 | 42 | 4 | 14.5 | 77 | |||
15.2 | 19.6 | 36.5 | 7/31 | -0.8 | 2/1 | 11.6 | -6.0 | 2/2 | 28.0 | 8/26 | 5 | 64 | 33 | 18 | 1 | 125 | 62 | 8 | 15.0 | 75 | 14 | 4/3 | |
14.4 | 18.8 | 36.2 | 8/8 | 2.8 | 1/23 | 10.7 | -3.7 | 1/26 | 27.8 | 8/9 | 1 | 53 | 22 | 11 | 0 | 96 | 45 | 3 | 14.0 | 75 | 20 | 5/7 | |
14.0 | 18.3 | 34.3 | 8/8 | -0.5 | 1/24 | 10.4 | -6.3 | 1/16 | 26.5 | 8/10 | 14 | 48 | 51 | 6 | 3 | 98 | 45 | 0 | 14.1 | 76 | 22 | 4/27 * | |
14.8 | 19.0 | 35.9 | 8/1 | 2.4 | 2/12 | 11.0 | -3.2 | 2/6 | 26.1 | 8/2 | 0 | 58 | 23 | 6 | 0 | 111 | 52 | 3 | 14.7 | 76 | 22 | 6/7 | |
13.7 | 18.2 | 34.8 | 8/4 | -1.1 | 2/3 | 9.5 | -4.1 | 2/3 | 26.1 | 8/6 | 6 | 42 | 40 | 4 | 1 | 91 | 38 | 0 | 13.4 | 75 | 17 | 4/17 | |
14.4 | 18.8 | 35.3 | 8/11 | 0.8 | 1/19 | 10.3 | -6.1 | 1/21 | 27.4 | 8/20 | 6 | 59 | 28 | 10 | 0 | 90 | 46 | 2 | 14.1 | 76 | 23 | 5/1 | |
14.4 | 18.8 | 35.3 | 7/27 | -0.2 | 1/16 | 10.3 | -6.5 | 1/16 | 26.7 | 7/27 * | 12 | 58 | 51 | 10 | 1 | 101 | 53 | 2 | 14.3 | 76 | 22 | 5/5 | |
14.0 | 18.2 | 34.2 | 7/18 | -0.4 | 2/1 | 10.1 | -5.9 | 2/21 | 25.3 | 7/18 | 8 | 37 | 39 | 3 | 1 | 96 | 22 | 0 | 13.9 | 77 | 21 | 4/3 | |
14.1 | 18.6 | 34.4 | 8/13 | -1.7 | 1/3 | 10.0 | -3.6 | 1/4 | 26.7 | 8/3 | 5 | 54 | 36 | 4 | 1 | 111 | 49 | 0 | 13.7 | 75 | 20 | 4/20 | |
14.0 | 18.4 | 35.0 | 7/30 | -0.3 | 1/16 | 10.2 | -5.7 | 1/20 | 26.6 | 9/1 * | 6 | 58 | 45 | 7 | 1 | 108 | 48 | 1 | 14.1 | 76 | 17 | 4/8 | |
14.2 | 18.7 | 35.2 | 8/2 | 2.4 | 2/9 | 10.3 | -5.9 | 2/2 | 28.7 | 8/5 | 2 | 44 | 36 | 5 | 0 | 109 | 42 | 1 | 14.0 | 75 | 20 | 4/20 | |
14.7 | 19.3 | 34.0 | 7/23 | 4.1 | 2/24 | 10.6 | -3.4 | 3/1 | 28.4 | 7/24 | 0 | 47 | 15 | 4 | 0 | 102 | 46 | 0 | 13.9 | 75 | 22 | 4/29 | |
14.4 | 18.9 | 36.2 | 7/20 | 3.0 | 2/9 * | 10.4 | -2.9 | 12/24 | 27.3 | 8/16 | 1 | 54 | 24 | 7 | 0 | 96 | 52 | 4 | 14.1 | 75 | 25 | 5/15 | |
13.8 | 18.2 | 35.8 | 8/11 | 0.1 | 2/11 | 9.8 | -4.8 | 1/27 | 23.9 | 7/30 | 4 | 31 | 31 | 0 | 0 | 91 | 31 | 1 | 13.2 | 73 | 23 | 5/25 * | |
14.5 | 18.7 | 36.0 | 8/5 | 1.6 | 2/17 | 10.6 | -3.5 | 2/19 | 27.2 | 7/30 | 3 | 52 | 38 | 8 | 0 | 107 | 51 | 2 | 14.2 | 77 | 17 | 4/9 | |
13.7 | 18.1 | 34.4 | 8/23 | -0.4 | 12/27 | 9.7 | -5.6 | 12/30 | 26.8 | 7/25 | 7 | 31 | 38 | 4 | 1 | 83 | 32 | 0 | 13.2 | 74 | 16 | 3/14 | |
14.2 | 18.5 | 34.8 | 8/2 | -2.1 | 3/5 | 10.3 | -6.7 | 2/17 | 25.7 | 7/30 | 18 | 35 | 51 | 1 | 3 | 100 | 32 | 0 | 14.1 | 77 | 14 | 4/5 | |
14.9 | 20.0 | 37.8 | 8/1 | -0.5 | 2/1 | 10.4 | -6.1 | 2/17 | 26.7 | 8/2 * | 8 | 71 | 35 | 6 | 1 | 127 | 78 | 15 | 13.7 | 72 | 16 | 5/13 * | |
15.1 | 20.1 | 36.0 | 8/1 * | 1.7 | 2/28 | 10.6 | -2.7 | 2/2 | 27.5 | 8/17 | 0 | 51 | 16 | 4 | 0 | 128 | 49 | 5 | 13.9 | 73 | 14 | 4/11 | |
13.7 | 18.3 | 33.6 | 9/11 | 0.8 | 1/22 | 9.6 | -4.7 | 2/8 | 23.9 | 9/11 | 4 | 17 | 53 | 0 | 0 | 108 | 22 | 0 | 13.3 | 75 | 19 | 6/5 | |
13.9 | 18.7 | 36.4 | 8/21 | -3.1 | 2/26 | 9.5 | -7.4 | 2/26 | 26.5 | 8/31 | 9 | 47 | 52 | 5 | 1 | 115 | 51 | 6 | 13.3 | 75 | 16 | 3/19 | |
14.4 | 19.2 | 35.4 | 8/26 | 1.1 | 1/29 | 10.1 | -4.6 | 1/18 | 24.7 | 8/14 | 4 | 31 | 32 | 0 | 0 | 116 | 34 | 1 | 13.5 | 74 | 15 | 4/23 | |
14.5 | 19.4 | 36.2 | 8/7 | -0.1 | 2/13 | 10.3 | -5.4 | 1/21 | 25.1 | 8/16 | 6 | 46 | 40 | 2 | 1 | 125 | 49 | 4 | 13.8 | 75 | 15 | 5/3 * | |
13.9 | 18.7 | 36.5 | 8/20 | -1.3 | 2/7 | 9.7 | -6.4 | 2/12 | 27.9 | 9/2 | 16 | 67 | 69 | 6 | 1 | 130 | 62 | 12 | 13.5 | 74 | 15 | 4/24 | |
14.7 | 19.3 | 36.5 | 8/30 * | -0.5 | 1/14 | 10.5 | -4.7 | 1/31 | 28.3 | 8/8 | 4 | 64 | 38 | 7 | 1 | 116 | 61 | 16 | 14.1 | 74 | 13 | 4/25 | |
13.9 | 18.6 | 36.0 | 8/13 | 0.8 | 1/11 | 9.7 | -4.8 | 2/8 | 27.1 | 8/28 | 8 | 40 | 55 | 2 | 0 | 105 | 40 | 8 | 13.3 | 74 | 12 | 4/14 | |
14.9 | 19.9 | 36.1 | 7/30 | 2.4 | 3/1 * | 10.5 | -4.6 | 2/28 | 28.4 | 7/23 | 2 | 49 | 30 | 4 | 0 | 122 | 58 | 3 | 13.8 | 73 | 15 | 4/30 | |
14.0 | 18.7 | 35.4 | 8/5 | -1.1 | 2/3 | 10.0 | -3.6 | 2/3 | 26.2 | 8/5 | 2 | 33 | 31 | 1 | 1 | 118 | 31 | 1 | 13.6 | 75 | 14 | 3/28 | |
15.0 | 19.8 | 36.3 | 7/27 | 2.9 | 1/28 | 10.8 | -2.3 | 1/6 | 27.5 | 7/25 | 0 | 46 | 18 | 5 | 0 | 100 | 44 | 7 | 14.2 | 75 | 16 | 4/21 | |
15.7 | 20.5 | 37.2 | 8/16 | 0.0 | 1/26 | 11.4 | -3.7 | 1/25 * | 28.0 | 8/22 | 5 | 66 | 18 | 14 | 0 | 125 | 72 | 15 | 14.8 | 75 | 18 | 4/25 | |
15.0 | 19.6 | 36.0 | 7/31 | -0.6 | 2/24 | 11.1 | -4.1 | 2/26 | 28.6 | 7/30 | 3 | 53 | 19 | 8 | 1 | 122 | 47 | 8 | 14.6 | 76 | 18 | 4/22 * | |
15.0 | 19.8 | 35.9 | 9/1 | 2.8 | 1/19 | 10.7 | -2.0 | 2/6 | 27.2 | 9/2 | 0 | 50 | 14 | 5 | 0 | 119 | 49 | 9 | 13.8 | 74 | 15 | 4/19 | |
14.3 | 19.1 | 35.0 | 8/25 | 2.6 | 1/28 | 10.2 | -1.8 | 12/30 * | 25.4 | 8/9 | 0 | 24 | 19 | 3 | 0 | 105 | 23 | 1 | 13.4 | 74 | 13 | 5/27 * | |
15.6 | 20.6 | 39.1 | 7/23 | 2.3 | 12/19 | 11.0 | -2.2 | 1/31 | 28.6 | 8/14 | 0 | 71 | 24 | 14 | 0 | 133 | 76 | 28 | 14.1 | 72 | 15 | 5/9 * | |
14.4 | 19.1 | 38.7 | 8/20 | 1.8 | 1/31 * | 10.2 | -3.0 | 2/23 | 28.0 | 7/24 | 0 | 53 | 35 | 5 | 0 | 97 | 53 | 16 | 13.4 | 73 | 14 | 5/19 * | |
14.5 | 19.5 | 37.3 | 7/18 | 1.7 | 2/2 | 10.1 | -3.4 | 2/19 * | 26.3 | 8/14 | 3 | 45 | 43 | 5 | 0 | 119 | 51 | 13 | 13.8 | 74 | 18 | 5/3 | |
15.1 | 19.9 | 35.9 | 8/11 | 3.4 | 1/22 | 10.8 | -4.5 | 1/22 * | 29.4 | 8/10 | 0 | 52 | 20 | 9 | 0 | 118 | 52 | 4 | 14.1 | 74 | 17 | 4/1 * | |
16.0 | 20.5 | 35.3 | 7/3 | 1.7 | 1/24 | 12.0 | -3.5 | 1/24 | 26.8 | 8/24 | 1 | 57 | 15 | 9 | 0 | 136 | 59 | 1 | 15.2 | 75 | 20 | 5/23 * | |
15.2 | 20.1 | 37.5 | 8/9 | 0.7 | 1/9 | 11.1 | -4.0 | 2/3 | 28.7 | 8/3 | 3 | 60 | 27 | 12 | 0 | 127 | 60 | 9 | 14.1 | 74 | 17 | 5/20 * | |
15.1 | 20.0 | 38.4 | 7/22 | 1.5 | 2/16 | 11.0 | -3.7 | 1/29 | 29.2 | 7/30 | 1 | 69 | 39 | 8 | 0 | 124 | 76 | 14 | 13.6 | 72 | 10 | 4/1 | |
14.9 | 19.8 | 37.6 | 8/2 | 1.4 | 1/15 | 10.6 | -5.9 | 1/16 | 26.6 | 7/29 * | 4 | 56 | 30 | 12 | 0 | 123 | 56 | 13 | 13.7 | 73 | 8 | 4/27 | |
15.2 | 20.1 | 37.4 | 8/7 * | 1.9 | 1/29 | 11.0 | -3.3 | 1/2 | 28.0 | 8/9 | 1 | 59 | 21 | 14 | 0 | 129 | 66 | 10 | 13.9 | 73 | 14 | 2/8 | |
14.9 | 19.6 | 36.2 | 8/3 | 0.2 | 1/29 | 10.9 | -5.5 | 1/29 | 25.1 | 8/3 | 2 | 43 | 25 | 1 | 0 | 118 | 39 | 5 | 13.7 | 73 | 10 | 4/16 | |
15.8 | 21.0 | 37.0 | 7/8 | 0.0 | 1/22 | 11.5 | -4.3 | 1/22 | 26.7 | 8/1 | 1 | 68 | 26 | 10 | 0 | 135 | 71 | 9 | 14.0 | 70 | 10 | 4/18 | |
14.9 | 19.7 | 35.8 | 9/1 | 0.3 | 3/13 | 10.7 | -3.9 | 2/1 | 27.2 | 6/27 | 3 | 71 | 31 | 7 | 0 | 135 | 70 | 10 | 13.5 | 71 | 12 | 4/27 * | |
15.0 | 19.7 | 37.0 | 8/20 | 1.3 | 2/4 | 10.9 | -3.5 | 1/29 | 27.2 | 8/20 | 2 | 54 | 37 | 13 | 0 | 117 | 56 | 9 | 14.1 | 74 | 16 | 4/28 | |
15.5 | 20.4 | 37.1 | 8/11 | 1.0 | 2/2 | 11.1 | -2.2 | 2/5 | 27.8 | 9/15 | 0 | 54 | 20 | 10 | 0 | 129 | 55 | 9 | 14.2 | 73 | 14 | 4/30 | |
15.0 | 20.1 | 36.4 | 7/26 | 2.2 | 2/16 | 10.9 | -1.8 | 2/24 | 25.9 | 7/22 | 0 | 57 | 22 | 9 | 0 | 125 | 61 | 15 | 14.2 | 75 | 15 | 4/6 | |
15.0 | 19.9 | 34.8 | 7/14 | 2.2 | 1/24 | 10.8 | -2.5 | 1/24 | 26.3 | 7/9 | 1 | 44 | 23 | 5 | 0 | 126 | 42 | 0 | 13.6 | 73 | 8 | 5/9 | |
15.6 | 20.3 | 38.4 | 8/6 | 1.3 | 1/1 | 11.4 | -2.4 | 1/14 | 28.9 | 8/5 | 1 | 73 | 19 | 30 | 0 | 127 | 70 | 30 | 14.2 | 72 | 14 | 4/26 * | |
15.0 | 19.8 | 37.6 | 8/7 | 1.7 | 1/28 | 11.0 | -6.1 | 1/31 | 27.0 | 7/8 | 4 | 72 | 36 | 8 | 0 | 124 | 65 | 13 | 14.1 | 74 | 14 | 4/1 | |
14.9 | 19.7 | 37.7 | 8/4 * | 0.2 | 2/2 | 10.8 | -3.6 | 2/28 * | 27.5 | 8/6 | 7 | 69 | 40 | 17 | 0 | 130 | 73 | 27 | 14.2 | 74 | 14 | 3/29 | |
15.5 | 20.5 | 37.1 | 8/18 | 1.5 | 2/8 | 11.1 | -3.8 | 12/29 | 26.6 | 8/10 * | 1 | 68 | 32 | 15 | 0 | 141 | 78 | 17 | 14.2 | 72 | 12 | 5/9 | |
14.9 | 20.0 | 37.8 | 7/31 | 1.9 | 12/17 | 10.7 | -2.6 | 3/4 | 27.7 | 8/5 | 1 | 46 | 29 | 12 | 0 | 138 | 49 | 7 | 13.7 | 73 | 10 | 4/12 | |
15.4 | 20.4 | 36.7 | 7/26 | 0.8 | 2/9 | 11.2 | -2.4 | 3/11 | 29.1 | 7/13 | 1 | 42 | 19 | 7 | 0 | 128 | 47 | 7 | 14.2 | 74 | 11 | 4/18 | |
16.0 | 20.9 | 38.1 | 8/7 | -0.8 | 1/24 | 11.9 | -5.4 | 1/24 | 26.9 | 7/29 | 2 | 64 | 20 | 8 | 1 | 136 | 65 | 10 | 15.1 | 75 | 9 | 5/4 | |
15.2 | 20.2 | 37.8 | 8/5 | 0.9 | 2/11 | 10.9 | -1.9 | 2/22 | 27.8 | 8/6 * | 0 | 59 | 26 | 12 | 0 | 136 | 65 | 13 | 14.2 | 73 | 11 | 5/7 | |
15.7 | 20.7 | 38.5 | 7/31 | 1.0 | 1/24 | 11.5 | -6.2 | 2/6 | 28.1 | 7/21 | 8 | 69 | 34 | 23 | 0 | 127 | 74 | 23 | 14.7 | 74 | 16 | 5/22 | |
16.0 | 21.0 | 38.3 | 8/13 | 5.3 | 1/2 | 11.6 | -1.8 | 1/30 * | 28.4 | 8/15 | 0 | 60 | 8 | 19 | 0 | 138 | 64 | 20 | 15.0 | 75 | 12 | 3/27 | |
15.9 | 20.9 | 38.1 | 8/27 | 2.4 | 12/15 | 11.7 | -3.2 | 2/7 | 29.3 | 8/10 | 0 | 63 | 8 | 19 | 0 | 126 | 62 | 21 | 15.1 | 76 | 12 | 4/25 | |
15.9 | 21.1 | 39.2 | 8/6 | 1.4 | 1/8 | 11.5 | -5.4 | 1/8 | 26.1 | 8/4 | 3 | 58 | 24 | 6 | 0 | 143 | 62 | 12 | 15.1 | 76 | 15 | 3/11 | |
15.7 | 20.9 | 38.3 | 7/2 | 1.2 | 2/23 | 11.5 | -3.6 | 12/19 | 28.8 | 8/1 | 3 | 83 | 29 | 28 | 0 | 145 | 83 | 19 | 14.0 ] | 76 ] | 9 | 4/5 | |
16.6 | 21.8 | 38.6 | 8/6 * | 1.2 | 1/25 | 12.3 | -5.2 | 1/26 | 29.8 | 8/10 | 1 | 83 | 18 | 32 | 0 | 145 | 79 | 34 | 15.7 | 75 | 13 | 5/12 | |
16.9 | 21.8 | 39.4 | 8/22 | 2.3 | 1/24 | 12.7 | -2.2 | 1/24 | 28.0 | 8/23 | 1 | 90 | 11 | 42 | 0 | 151 | 90 | 30 | 16.4 | 76 | 17 | 5/18 | |
7.6 ] | 12.6 ] | 30.4 ] | 4/19 | 1.4 ] | 2/22 | 3.3 ] | -3.3 ] | 2/7 | 17.7 ] | 4/18 | 3 ] | 0 ] | 23 ] | 0 ] | 0 ] | 8 ] | 1 ] | 0 ] | 7.9 ] | 75 ] | 17 ] | 4/30 |
- 寒候年とは、前年8月1日から当年7月31日までの期間のことです。例えば、2008年寒候年は2007年8月1日から2008年7月31日までの期間を示します。
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
赤実線の前後では観測データや観測史上1位などの極値を比較できませんが、赤点線の前後では極値を比較できます。