年ごとの値
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留萌（留萌地方) 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 | ||||||||||||||
| 7.1 | 10.9 | 30.6 | 8/30 | -6.9 | 1/17 | 3.7 | -18.3 | 1/31 | 23.1 | 7/29 | 105 | 3 | 152 | 0 | 80 | 38 | 3 | 0 | 10.1 | 82 | |||
| 6.6 | 10.3 | 32.0 | 7/28 | -10.8 | 1/6 | 3.1 | -18.6 | 1/5 | 23.0 | 8/25 | 123 | 7 | 157 | 0 | 91 | 30 | 9 | 0 | 9.8 | 83 | |||
| 5.9 | 9.5 | 27.7 | 8/5 * | -9.8 | 2/3 | 2.6 | -22.8 | 2/21 | 20.8 | 8/27 * | 109 | 0 | 132 | 0 | 94 | 14 | 0 | 0 | 9.1 | 84 | |||
| 7.5 | 11.3 | 33.7 | 8/22 | -6.8 | 2/8 | 3.8 | -19.6 | 2/26 | 23.9 | 8/10 | 110 | 5 | 139 | 0 | 82 | 37 | 9 | 0 | 10.0 | 81 | |||
| 6.3 | 10.0 | 31.5 | 7/19 | -8.1 | 2/12 | 2.6 | -20.7 | 2/12 | 20.4 | 7/19 | 118 | 0 | 155 | 0 | 78 | 10 | 1 | 0 | 9.7 | 86 | |||
| 8.4 | 12.3 | 32.0 | 8/12 * | -8.6 | 1/25 | 4.9 | -22.1 | 1/25 | 22.6 | 8/15 * | 82 | 4 | 130 | 0 | 42 | 38 | 3 | 0 | 10.5 | 81 | |||
| 7.5 | 11.3 | 31.6 | 8/19 | -7.5 | 12/26 | 4.0 | -19.1 | 12/25 | 21.9 | 8/22 | 98 | 1 | 155 | 0 | 56 | 39 | 1 | 0 | 10.2 | 82 | |||
| 7.7 | 11.8 | 31.6 | 8/5 | -7.3 | 1/12 | 4.0 | -21.1 | 1/7 | 24.0 | 8/5 | 108 | 9 | 152 | 0 | 66 | 48 | 12 | 0 | 10.2 | 79 | |||
| 7.2 | 11.1 | 32.7 | 8/20 | -7.8 | 1/9 | 3.5 | -18.0 | 1/7 | 22.5 | 8/24 | 103 | 6 | 130 | 0 | 67 | 40 | 8 | 0 | 9.6 | 78 | |||
| 6.6 | 10.4 | 31.1 | 8/9 | -9.0 | 12/22 | 2.9 | -17.7 | 2/6 | 21.4 | 7/23 | 123 | 1 | 156 | 0 | 96 | 24 | 1 | 0 | 9.5 | 80 | |||
| 6.6 | 10.3 | 29.4 | 8/12 | -10.6 | 1/8 | 3.1 | -18.7 | 2/23 * | 22.6 | 8/12 | 103 | 1 | 144 | 0 | 72 | 18 | 0 | 0 | 9.4 | 79 | |||
| 6.9 | 10.7 | 29.3 | 9/15 | -11.3 | 1/23 | 3.3 | -18.7 | 1/24 | 20.8 | 8/19 | 96 | 0 | 142 | 0 | 58 | 15 | 0 | 0 | 9.1 | 79 | |||
| 7.7 | 11.4 | 30.8 | 8/9 | -7.2 | 1/22 | 4.2 | -16.9 | 1/21 | 23.1 | 8/30 | 96 | 3 | 132 | 0 | 59 | 37 | 2 | 0 | 10.0 | 79 | |||
| 7.1 | 10.9 | 30.7 | 9/6 | -6.7 | 1/25 | 3.8 | -18.3 | 2/26 | 21.2 | 9/11 | 115 | 0 | 138 | 0 | 66 | 7 | 1 | 0 | 9.4 | 78 | |||
| 7.3 | 11.2 | 29.5 | 8/19 | -7.0 | 1/12 | 3.8 | -17.1 | 1/18 | 22.7 | 8/24 | 105 | 1 | 133 | 0 | 57 | 19 | 0 | 0 | 9.4 | 78 | |||
| 7.6 | 11.3 | 29.8 | 8/11 | -4.7 | 1/11 | 4.2 | -14.8 | 3/4 | 21.4 | 8/11 | 92 | 0 | 139 | 0 | 49 | 15 | 0 | 0 | 9.4 | 77 | |||
| 7.9 | 11.6 | 32.9 | 8/14 | -7.2 | 12/17 | 4.4 | -17.5 | 2/25 | 22.0 | 8/15 | 96 | 2 | 133 | 0 | 56 | 18 | 2 | 0 | 9.8 | 78 | |||
| 7.0 | 11.0 | 29.7 | 8/8 | -8.0 | 1/16 | 3.5 | -20.3 | 1/29 | 23.8 | 8/9 | 105 | 2 | 145 | 0 | 76 | 31 | 0 | 0 | 9.4 | 78 | |||
| 8.0 | 11.8 | 30.8 | 8/13 | -9.4 | 1/11 | 4.5 | -18.0 | 2/23 | 22.8 | 8/14 | 108 | 1 | 132 | 0 | 65 | 33 | 2 | 0 | 10.2 | 78 | 25 | 4/28 | |
| 7.4 | 11.2 | 30.3 | 8/14 | -8.2 | 2/13 | 3.9 | -17.7 | 2/23 | 21.6 | 8/15 | 110 | 0 | 137 | 0 | 64 | 18 | 1 | 0 | 9.7 | 79 | 21 | 4/26 * | |
| 7.6 | 11.5 | 28.8 | 7/24 | -7.0 | 1/22 | 4.0 | -18.3 | 1/22 | 22.5 | 7/27 | 91 | 1 | 128 | 0 | 45 | 14 | 0 | 0 | 9.6 | 78 | 14 | 5/16 | |
| 6.7 | 10.6 | 29.5 | 8/20 | -6.9 | 2/10 | 2.8 | -21.9 | 1/30 | 20.2 | 8/12 | 103 | 0 | 149 | 0 | 66 | 13 | 0 | 0 | 9.2 | 78 | 20 | 5/21 * | |
| 6.9 | 10.6 | 30.0 | 8/17 | -8.3 | 1/28 | 3.2 | -22.4 | 3/5 | 20.5 | 8/19 * | 111 | 0 | 154 | 0 | 54 | 17 | 1 | 0 | 9.4 | 79 | 25 | 4/15 | |
| 7.3 | 10.9 | 29.9 | 7/19 | -9.3 | 1/19 | 3.6 | -17.0 | 12/14 | 22.3 | 8/23 | 97 | 0 | 141 | 0 | 64 | 15 | 0 | 0 | 9.5 | 78 | 20 | 5/28 | |
| 7.2 | 10.8 | 30.0 | 7/23 | -10.3 | 1/9 | 3.3 | -19.9 | 1/10 | 21.9 | 7/23 | 103 | 0 | 148 | 0 | 64 | 27 | 1 | 0 | 9.7 | 78 | 27 | 4/26 * | |
| 7.9 | 11.8 | 29.5 | 8/8 | -6.2 | 1/30 | 3.8 | -20.6 | 2/17 | 21.1 | 8/8 | 76 | 0 | 130 | 0 | 50 | 21 | 0 | 0 | 9.6 | 77 | 17 | 4/20 | |
| 6.4 | 9.9 | 28.4 | 7/26 | -9.0 | 2/24 | 2.8 | -16.1 | 1/29 | 20.9 | 7/18 | 112 | 0 | 147 | 0 | 86 | 17 | 0 | 0 | 9.0 | 77 | 24 | 5/18 | |
| 7.3 | 11.0 | 32.0 | 8/22 | -10.0 | 1/4 | 3.3 | -17.7 | 1/15 | 21.9 | 7/27 | 117 | 1 | 146 | 0 | 80 | 28 | 2 | 0 | 9.5 | 77 | 22 | 5/17 * | |
| 7.1 | 10.6 | 32.1 | 8/4 | -8.6 | 1/6 | 3.4 | -20.1 | 1/20 | 22.5 | 8/5 | 97 | 2 | 129 | 0 | 60 | 13 | 3 | 0 | 9.0 | 75 | 19 | 4/21 | |
| 8.0 | 11.9 | 30.7 | 7/24 | -6.3 | 1/26 | 4.2 | -16.4 | 1/21 | 22.1 | 8/7 | 85 | 3 | 133 | 0 | 44 | 34 | 1 | 0 | 9.8 | 76 | 21 | 4/29 | |
| 7.7 | 11.5 | 31.4 | 8/5 | -4.4 | 2/8 | 4.0 | -18.4 | 3/15 | 23.7 | 8/13 | 104 | 2 | 135 | 0 | 42 | 26 | 1 | 0 | 9.9 | 79 | 20 | 5/7 | |
| 7.2 | 10.8 | 30.7 | 8/3 | -5.7 | 1/8 | 3.6 | -17.8 | 1/8 | 22.0 | 8/3 | 118 | 1 | 139 | 0 | 78 | 20 | 1 | 0 | 9.8 | 80 | 23 | 4/25 | |
| 7.4 | 11.1 | 30.0 | 8/22 | -7.8 | 1/4 | 3.7 | -19.4 | 2/16 | 22.4 | 8/17 | 105 | 1 | 141 | 0 | 72 | 25 | 1 | 0 | 10.0 | 80 | 28 | 10/1 | |
| 7.0 | 10.7 | 31.5 | 7/25 | -8.2 | 1/22 | 3.3 | -19.5 | 2/12 | 22.5 | 7/26 | 106 | 1 | 150 | 0 | 56 | 19 | 3 | 0 | 9.1 | 77 | 22 | 5/15 | |
| 7.0 | 10.9 | 30.3 | 7/25 | -9.6 | 1/28 | 3.3 | -22.8 | 1/29 | 22.0 | 7/25 | 91 | 1 | 133 | 0 | 64 | 28 | 2 | 0 | 9.3 | 75 | 23 | 4/22 | |
| 7.5 | 11.2 | 35.0 | 8/3 | -10.9 | 2/16 | 3.7 | -22.2 | 2/24 | 24.1 | 8/3 | 102 | 9 | 132 | 0 | 73 | 40 | 9 | 1 | 9.8 | 75 | 23 | 5/14 * | |
| 7.7 | 11.4 | 32.8 | 8/18 | -9.8 | 1/12 | 4.0 | -18.9 | 1/30 | 25.4 | 8/18 | 86 | 2 | 137 | 1 | 50 | 26 | 2 | 0 | 9.4 | 75 | 25 | 6/14 | |
| 7.1 | 10.8 | 27.9 | 6/1 | -7.8 | 2/13 | 3.4 | -17.6 | 2/22 | 19.6 | 7/23 | 101 | 0 | 151 | 0 | 64 | 10 | 0 | 0 | 9.1 | 76 | 25 | 5/31 | |
| 6.8 | 10.3 | 30.8 | 8/3 | -6.7 | 2/25 | 3.2 | -19.2 | 2/27 | 23.2 | 8/2 | 108 | 2 | 140 | 0 | 68 | 21 | 1 | 0 | 9.1 | 77 | 24 | 5/6 | |
| 7.5 | 11.2 | 32.9 | 8/2 | -9.5 | 2/5 | 3.8 | -21.1 | 2/2 | 21.7 | 8/21 | 98 | 1 | 131 | 0 | 57 | 22 | 4 | 0 | 9.4 | 76 | 26 | 5/16 | |
| 7.1 | 10.5 | 32.7 | 8/17 | -6.4 | 2/12 | 3.5 | -16.3 | 1/22 | 23.7 | 8/17 | 96 | 2 | 128 | 0 | 73 | 12 | 2 | 0 | 9.1 | 76 | 19 | 4/19 | |
| 7.0 | 10.6 | 34.6 | 8/16 | -8.2 | 2/7 | 3.3 | -18.2 | 1/29 | 24.0 | 8/16 | 124 | 7 | 150 | 0 | 95 | 40 | 5 | 0 | 9.4 | 75 | 22 | 4/20 | |
| 7.0 | 10.5 | 33.1 | 8/15 | -10.9 | 1/5 | 3.5 | -23.4 | 1/25 | 24.7 | 8/8 | 111 | 6 | 137 | 0 | 75 | 27 | 5 | 0 | 9.3 | 76 | 22 | 4/14 | |
| 6.6 | 10.2 | 31.3 | 8/13 | -10.7 | 1/21 | 2.9 | -19.1 | 3/4 * | 22.1 | 8/13 | 105 | 2 | 142 | 0 | 68 | 20 | 3 | 0 | 9.0 | 76 | 21 | 5/6 | |
| 7.2 | 10.9 | 29.7 | 6/26 | -10.5 | 1/21 | 3.6 | -19.4 | 1/21 | 22.4 | 9/7 | 105 | 0 | 144 | 0 | 64 | 14 | 0 | 0 | 9.3 | 76 | 22 | 5/15 * | |
| 7.5 | 11.0 | 32.5 | 8/21 | -6.9 | 1/25 | 4.0 | -15.9 | 2/16 | 23.6 | 8/22 | 94 | 3 | 141 | 0 | 61 | 23 | 3 | 0 | 9.5 | 76 | 24 | 4/29 * | |
| 8.5 | 12.1 | 33.2 | 8/7 * | -5.6 | 12/19 | 4.9 | -16.5 | 1/25 | 23.9 | 7/24 | 73 | 10 | 111 | 0 | 31 | 35 | 10 | 0 | 9.8 | 74 | 21 | 5/7 | |
| 8.9 | 12.5 | 31.5 | 7/24 | -8.6 | 1/24 | 5.3 | -19.3 | 1/28 | 21.2 | 8/23 * | 72 | 1 | 114 | 0 | 32 | 20 | 1 | 0 | 10.2 | 76 | 23 | 5/28 * | |
| 8.3 | 11.8 | 29.7 | 8/20 | -6.5 | 2/19 | 4.6 | -20.9 | 2/20 | 21.4 | 7/24 | 90 | 0 | 123 | 0 | 47 | 17 | 0 | 0 | 9.7 | 76 | 20 | 5/24 | |
| 7.6 | 11.2 | 28.0 | 8/20 | -5.2 | 2/5 | 4.1 | -16.4 | 2/2 | 20.5 | 8/19 | 96 | 0 | 131 | 0 | 48 | 15 | 0 | 0 | 9.4 | 77 | 25 | 4/4 | |
| 7.7 | 11.1 | 28.0 | 8/25 | -4.7 | 1/16 | 4.3 | -13.9 | 2/20 | 21.6 | 8/27 | 80 | 0 | 136 | 0 | 41 | 9 | 0 | 0 | 9.2 | 75 | 23 | 3/9 | |
| 8.3 | 11.8 | 31.0 | 9/6 | -7.1 | 2/3 | 4.8 | -19.8 | 1/30 | 24.3 | 8/7 | 98 | 8 | 137 | 0 | 54 | 49 | 5 | 0 | 10.1 | 76 | 24 | 5/29 | |
| 8.1 | 11.7 | 29.3 | 7/27 | -6.2 | 1/14 | 4.6 | -17.6 | 2/3 | 20.9 | 8/15 | 90 | 0 | 128 | 0 | 41 | 17 | 0 | 0 | 9.9 | 77 | 23 | 3/26 | |
| 7.3 | 10.7 | 30.0 | 8/14 | -10.1 | 1/31 | 4.0 | -16.8 | 2/20 | 21.1 | 8/13 | 91 | 0 | 142 | 0 | 51 | 15 | 1 | 0 | 9.3 | 76 | 26 | 6/7 * | |
| 7.8 | 11.3 | 31.9 | 7/27 | -6.7 | 2/21 | 4.3 | -16.0 | 1/8 | 23.5 | 7/28 | 87 | 0 | 125 | 0 | 45 | 15 | 1 | 0 | 9.4 | 76 | 20 | 4/28 | |
| 7.8 | 11.6 | 28.9 | 7/26 | -7.3 | 1/8 | 4.0 | -19.5 | 2/7 | 21.8 | 7/26 | 108 | 0 | 129 | 0 | 60 | 24 | 0 | 0 | 9.9 | 77 | 14 | 5/1 | |
| 8.1 | 11.8 | 31.4 | 8/3 | -7.7 | 2/12 | 4.6 | -14.8 | 2/13 | 22.8 | 8/8 | 107 | 10 | 143 | 0 | 67 | 41 | 9 | 0 | 10.5 | 79 | 21 | 4/6 | |
| 7.7 | 11.3 | 32.0 | 7/31 | -8.9 | 1/26 | 4.4 | -18.8 | 1/27 | 23.1 | 8/1 | 118 | 3 | 139 | 0 | 68 | 44 | 4 | 0 | 10.8 | 82 | 31 | 1/31 | |
| 7.1 | 10.8 | 28.7 | 7/13 | -8.4 | 2/12 | 3.6 | -19.5 | 1/15 | 20.5 | 7/23 | 106 | 0 | 134 | 0 | 79 | 26 | 0 | 0 | 10.0 | 80 | 19 | 5/14 | |
| 7.9 | 11.5 | 29.2 | 9/2 | -6.7 | 12/30 | 4.3 | -15.7 | 12/26 | 22.1 | 9/2 | 83 | 1 | 126 | 0 | 49 | 14 | 0 | 0 | 9.5 | 76 | 11 | 5/3 | |
| 7.5 | 11.4 | 28.7 | 8/7 | -7.3 | 1/21 | 3.8 | -20.0 | 1/15 | 19.1 | 8/21 | 91 | 0 | 133 | 0 | 56 | 7 | 0 | 0 | 9.3 | 76 | 20 | 4/17 | |
| 8.4 | 12.1 | 33.1 | 7/24 | -4.6 | 12/29 | 4.7 | -17.2 | 1/25 | 23.6 | 7/31 | 97 | 3 | 132 | 0 | 49 | 24 | 2 | 0 | 9.8 | 76 | 17 | 5/9 | |
| 7.6 | 11.1 | 30.6 | 8/11 | -6.1 | 12/30 | 4.1 | -16.2 | 1/26 | 22.3 | 8/3 | 102 | 0 | 139 | 0 | 68 | 26 | 2 | 0 | 9.8 | 77 | 20 | 4/20 | |
| 8.0 | 11.6 | 32.6 | 8/17 | -7.5 | 1/6 | 4.7 | -13.0 | 2/8 | 23.9 | 8/21 | 91 | 4 | 145 | 0 | 52 | 36 | 5 | 0 | 9.9 | 77 | 16 | 4/15 | |
| 8.1 | 11.7 | 28.9 | 8/13 | -3.7 | 1/26 | 4.5 | -12.8 | 2/14 | 23.3 | 8/15 | 98 | 2 | 143 | 0 | 40 | 25 | 0 | 0 | 9.7 | 75 | 25 | 7/19 | |
| 8.2 | 12.0 | 31.8 | 7/6 | -7.2 | 2/24 | 4.5 | -18.9 | 2/25 | 21.9 | 8/14 | 87 | 0 | 127 | 0 | 51 | 29 | 1 | 0 | 9.7 | 75 | 13 | 3/22 | |
| 8.1 | 11.5 | 28.5 | 6/25 | -3.4 | 12/26 | 4.7 | -12.1 | 12/26 | 20.6 | 8/11 | 83 | 0 | 140 | 0 | 45 | 11 | 0 | 0 | 9.6 | 76 | 15 | 4/12 | |
| 8.5 | 11.8 | 32.9 | 8/6 | -7.4 | 2/3 | 5.3 | -13.9 | 1/17 | 24.3 | 8/6 | 86 | 4 | 130 | 0 | 50 | 42 | 2 | 0 | 10.4 | 77 | 23 | 3/27 | |
| 7.9 | 11.5 | 30.3 | 8/4 | -6.1 | 1/7 | 4.4 | -13.9 | 2/28 | 23.5 | 8/11 | 103 | 2 | 136 | 0 | 53 | 30 | 1 | 0 | 9.8 | 76 | 20 | 4/9 | |
| 8.0 | 11.5 | 33.1 | 9/18 | -6.4 | 2/12 * | 4.7 | -17.7 | 2/2 | 23.1 | 8/21 | 112 | 6 | 146 | 0 | 65 | 39 | 7 | 0 | 10.4 | 77 | 23 | 4/28 * | |
| 8.0 | 11.5 | 30.5 | 8/6 | -7.9 | 1/10 | 4.7 | -15.5 | 2/25 | 23.9 | 8/16 | 89 | 4 | 126 | 0 | 62 | 30 | 2 | 0 | 10.3 | 79 | 25 | 4/24 | |
| 7.9 | 11.7 | 32.0 | 6/5 | -7.4 | 1/17 | 4.2 | -18.1 | 2/8 | 22.3 | 8/4 | 99 | 0 | 146 | 0 | 65 | 38 | 2 | 0 | 10.0 | 78 | 21 | 6/6 * | |
| 8.5 | 12.0 | 29.6 | 8/4 | -4.4 | 2/3 | 5.2 | -18.2 | 2/4 | 23.0 | 8/5 | 67 | 1 | 126 | 0 | 30 | 25 | 0 | 0 | 10.1 | 78 | 20 | 4/23 | |
| 8.1 | 11.7 | 33.2 | 8/30 | -6.7 | 12/28 | 4.6 | -16.9 | 1/25 | 22.4 | 8/31 * | 98 | 2 | 143 | 0 | 60 | 39 | 5 | 0 | 10.1 | 77 | 15 | 5/16 * | |
| 7.7 | 11.4 | 31.6 | 7/21 | -8.5 | 1/24 | 4.2 | -20.0 | 1/24 | 22.4 | 7/11 | 104 | 1 | 136 | 0 | 55 | 27 | 1 | 0 | 9.9 | 79 | 23 | 4/25 | |
| 8.1 | 11.8 | 33.7 | 7/29 | -5.9 | 2/12 | 4.6 | -17.9 | 2/7 | 24.3 | 7/30 | 92 | 3 | 127 | 0 | 51 | 29 | 4 | 0 | 10.1 | 79 | 24 | 4/30 | |
| 8.5 | 12.3 | 32.4 | 8/16 | -8.1 | 2/8 | 4.9 | -14.9 | 2/9 | 22.8 | 7/30 | 92 | 2 | 141 | 0 | 53 | 39 | 2 | 0 | 10.3 | 77 | 13 | 4/18 | |
| 8.7 | 12.2 | 31.6 | 8/11 | -9.0 | 2/9 | 5.2 | -21.4 | 12/31 | 22.7 | 9/8 * | 80 | 3 | 126 | 0 | 49 | 37 | 5 | 0 | 10.5 | 78 | 17 | 4/18 | |
| 8.9 | 12.7 | 35.6 | 8/1 | -7.2 | 2/3 | 5.2 | -15.4 | 1/17 | 23.9 | 8/7 | 79 | 15 | 117 | 0 | 47 | 48 | 11 | 1 | 10.6 | 77 | 17 | 4/12 | |
| 8.9 | 12.6 | 29.7 | 7/8 * | -5.7 | 1/30 | 5.3 | -14.6 | 1/1 | 22.0 | 9/6 | 80 | 1 | 123 | 0 | 51 | 42 | 0 | 0 | 10.3 | 77 | 17 | 4/21 | |
| 9.5 | 13.2 | 33.7 | 8/24 | -8.1 | 1/25 | 5.9 | -18.1 | 2/15 | 25.8 | 8/26 | 87 | 15 | 116 | 3 | 57 | 60 | 11 | 0 | 11.3 | 78 | 18 | 4/26 | |
| 2.6 ] | 6.4 ] | 24.1 ] | 5/15 | -5.6 ] | 1/20 | -1.3 ] | -14.0 ] | 2/5 | 12.3 ] | 5/19 | 67 ] | 0 ] | 88 ] | 0 ] | 37 ] | 0 ] | 0 ] | 0 ] | 6.1 ] | 76 ] | 23 ] | 5/23 * | |
- 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。