| 1-18 主要城市日照时数 (2005年) | |||||||||||||
| 单位：小时 | |||||||||||||
| 城 市 | 1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | 全年 |
| 北 京 | 210.3 | 160.2 | 270.8 | 254.9 | 261.2 | 231.7 | 200.5 | 185.4 | 192.3 | 216.3 | 192.7 | 199.8 | 2576.1 |
| 天 津 | 178.4 | 132.3 | 244.3 | 219.5 | 237.8 | 229.1 | 183.4 | 148.9 | 199.3 | 215.9 | 174.4 | 184.9 | 2348.2 |
| 石 家 庄 | 168.4 | 98.5 | 266.0 | 250.1 | 247.8 | 203.5 | 144.9 | 170.4 | 168.0 | 189.9 | 195.4 | 171.2 | 2274.1 |
| 太 原 | 157.4 | 147.4 | 256.7 | 277.9 | 271.1 | 254.2 | 251.5 | 243.8 | 166.1 | 190.6 | 220.7 | 183.5 | 2620.9 |
| 呼和浩特 | 121.6 | 151.9 | 285.2 | 279.1 | 313.1 | 300.3 | 276.9 | 236.4 | 235.0 | 233.0 | 209.0 | 175.3 | 2816.8 |
| 沈 阳 | 148.8 | 169.5 | 263.1 | 211.3 | 212.2 | 140.6 | 166.7 | 146.5 | 234.3 | 220.6 | 172.8 | 163.5 | 2249.9 |
| 大 连 | 228.2 | 198.2 | 269.6 | 245.7 | 286.6 | 246.9 | 204.4 | 218.6 | 235.7 | 253.4 | 195.8 | 166.6 | 2749.7 |
| 长 春 | 154.9 | 196.5 | 238.3 | 204.3 | 228.6 | 151.0 | 147.1 | 188.0 | 241.9 | 221.5 | 190.6 | 161.9 | 2324.6 |
| 哈 尔 滨 | 77.5 | 148.5 | 245.4 | 162.0 | 213.7 | 234.7 | 155.1 | 201.8 | 212.3 | 215.4 | 159.7 | 107.9 | 2134.0 |
| 上 海 | 113.9 | 83.0 | 170.2 | 195.3 | 176.5 | 201.5 | 154.9 | 161.4 | 164.7 | 159.5 | 112.6 | 135.5 | 1829.0 |
| 南 京 | 130.0 | 98.3 | 202.1 | 230.5 | 184.5 | 211.1 | 195.7 | 138.9 | 131.5 | 161.6 | 106.6 | 146.7 | 1937.5 |
| 杭 州 | 92.4 | 56.4 | 161.3 | 200.2 | 124.0 | 216.4 | 180.8 | 156.4 | 197.0 | 132.9 | 102.6 | 141.8 | 1762.2 |
| 合 肥 | 98.2 | 75.2 | 184.6 | 219.2 | 194.6 | 214.0 | 191.4 | 141.0 | 130.3 | 156.0 | 95.3 | 134.3 | 1834.1 |
| 福 州 | 74.4 | 34.1 | 100.3 | 137.9 | 66.8 | 123.8 | 246.5 | 154.4 | 174.8 | 120.2 | 111.1 | 124.9 | 1469.2 |
| 南 昌 | 43.7 | 51.6 | 109.2 | 200.0 | 106.9 | 183.4 | 274.3 | 222.7 | 214.7 | 165.0 | 86.8 | 136.2 | 1794.5 |
| 济 南 | 197.7 | 115.5 | 219.6 | 249.1 | 286.5 | 254.1 | 159.3 | 185.7 | 139.9 | 194.4 | 183.9 | 183.8 | 2369.5 |
| 青 岛 | 201.8 | 151.9 | 235.4 | 256.6 | 278.8 | 209.2 | 160.9 | 165.3 | 138.1 | 210.7 | 174.5 | 171.9 | 2355.1 |
| 郑 州 | 83.8 | 79.5 | 181.5 | 227.8 | 186.6 | 201.5 | 78.7 | 139.8 | 125.4 | 147.5 | 146.9 | 141.9 | 1740.9 |
| 武 汉 | 110.4 | 51.3 | 149.5 | 212.4 | 170.3 | 177.5 | 233.8 | 173.0 | 167.4 | 139.6 | 110.2 | 134.3 | 1829.7 |
| 长 沙 | 26.8 | 38.1 | 80.6 | 158.4 | 80.0 | 149.0 | 249.4 | 181.6 | 144.0 | 116.9 | 91.6 | 106.7 | 1423.1 |
| 广 州 | 83.9 | 16.0 | 52.8 | 44.3 | 72.6 | 61.0 | 175.3 | 147.7 | 146.7 | 210.6 | 145.7 | 131.9 | 1288.5 |
| 南 宁 | 33.4 | 19.7 | 44.0 | 92.4 | 189.6 | 84.9 | 231.1 | 171.0 | 164.0 | 170.6 | 121.7 | 100.8 | 1423.2 |
| 海 口 | 88.4 | 103.6 | 104.2 | 138.6 | 232.0 | 165.3 | 228.4 | 225.5 | 180.5 | 180.4 | 132.9 | 60.7 | 1840.5 |
| 桂 林 | 37.0 | 17.1 | 33.6 | 109.3 | 143.0 | 80.4 | 246.9 | 208.2 | 202.4 | 174.9 | 111.4 | 102.6 | 1466.8 |
| 重 庆 | 12.2 | 29.7 | 62.3 | 125.1 | 80.6 | 118.3 | 179.4 | 97.2 | 171.0 | 17.9 | 5.9 | 4.3 | 903.9 |
| 温 江 | 30.7 | 26.5 | 78.2 | 111.9 | 94.7 | 118.0 | 76.4 | 77.3 | 70.7 | 32.8 | 30.1 | 29.7 | 777.0 |
| 贵 阳 | 25.5 | 51.0 | 39.2 | 117.5 | 106.4 | 97.2 | 188.9 | 97.7 | 145.9 | 76.1 | 49.4 | 9.3 | 1004.1 |
| 昆 明 | 216.4 | 244.7 | 188.0 | 238.0 | 280.4 | 105.5 | 109.6 | 96.6 | 114.4 | 129.7 | 181.4 | 149.6 | 2054.3 |
| 拉 萨 | 237.6 | 208.2 | 253.6 | 267.7 | 273.9 | 291.7 | 263.3 | 206.4 | 277.8 | 267.3 | 284.7 | 267.8 | 3100.0 |
| 西 安 | 82.3 | 76.9 | 198.2 | 228.3 | 207.8 | 253.0 | 190.6 | 143.3 | 153.4 | 131.9 | 129.2 | 154.5 | 1949.4 |
| 兰 州 | 185.9 | 180.8 | 201.5 | 235.7 | 251.5 | 260.0 | 221.6 | 215.0 | 163.8 | 167.9 | 184.1 | 202.1 | 2469.9 |
| 西 宁 | 186.2 | 188.2 | 189.5 | 253.6 | 259.1 | 261.1 | 198.4 | 198.6 | 153.9 | 161.9 | 207.0 | 220.0 | 2477.5 |
| 银 川 | 165.2 | 171.6 | 262.0 | 273.7 | 282.2 | 293.3 | 262.7 | 253.9 | 216.4 | 225.1 | 214.2 | 193.1 | 2813.4 |
| 乌鲁木齐 | 40.0 | 88.5 | 204.7 | 294.0 | 311.4 | 334.8 | 289.8 | 270.2 | 285.3 | 225.6 | 109.6 | 74.8 | 2528.7 |