| 12-16 主要城市日照时数 (2009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 | 214.2 | 179.9 | 238.9 | 262.2 | 280.9 | 269.9 | 185.1 | 178.7 | 148.8 | 227.9 | 152.7 | 172.6 | 2511.8 |
| 天津 | 186.9 | 143.9 | 234.8 | 258.5 | 257.2 | 273.6 | 178.8 | 171.6 | 157.1 | 208.4 | 124.8 | 160.9 | 2356.5 |
| 石家庄 | 167.5 | 121.4 | 217.5 | 245.2 | 272.2 | 282.1 | 186.8 | 133.1 | 121.0 | 209.7 | 157.2 | 161.6 | 2275.3 |
| 太原 | 187.8 | 117.7 | 219.3 | 255.7 | 254.1 | 297.7 | 228.0 | 173.4 | 186.3 | 235.3 | 157.9 | 135.4 | 2448.6 |
| 呼和浩特 | 173.2 | 160.2 | 225.5 | 266.4 | 260.8 | 306.1 | 248.0 | 246.5 | 198.1 | 234.0 | 144.5 | 110.8 | 2574.1 |
| 沈阳 | 195.4 | 214.6 | 266.1 | 236.9 | 280.3 | 239.9 | 217.4 | 267.3 | 222.0 | 200.2 | 160.5 | 159.5 | 2660.1 |
| 长春 | 142.9 | 173.1 | 231.6 | 210.8 | 243.2 | 181.7 | 224.7 | 256.0 | 237.2 | 224.5 | 156.1 | 135.5 | 2417.3 |
| 哈尔滨 | 98.3 | 147.0 | 207.1 | 220.9 | 277.4 | 173.6 | 210.2 | 237.3 | 221.0 | 196.6 | 136.4 | 83.1 | 2208.9 |
| 上海 | 108.0 | 32.9 | 103.0 | 191.0 | 228.0 | 149.0 | 190.3 | 121.5 | 116.4 | 208.9 | 91.0 | 140.9 | 1680.9 |
| 南京 | 144.8 | 53.4 | 130.3 | 218.5 | 243.8 | 212.2 | 182.0 | 147.2 | 116.6 | 199.1 | 110.4 | 104.9 | 1863.2 |
| 杭州 | 128.3 | 65.2 | 109.6 | 191.5 | 218.8 | 168.4 | 204.7 | 114.3 | 119.0 | 176.2 | 86.5 | 127.4 | 1709.9 |
| 合肥 | 140.7 | 53.3 | 119.0 | 213.3 | 213.9 | 207.3 | 199.5 | 139.7 | 99.4 | 174.2 | 111.9 | 127.1 | 1799.3 |
| 福州 | 147.4 | 93.5 | 92.5 | 123.6 | 179.5 | 128.1 | 196.7 | 176.9 | 120.4 | 167.6 | 90.7 | 88.7 | 1605.6 |
| 南昌 | 108.7 | 81.7 | 104.6 | 161.8 | 198.2 | 198.3 | 239.2 | 221.8 | 208.7 | 214.0 | 134.2 | 99.3 | 1970.5 |
| 济南 | 178.2 | 100.0 | 202.6 | 234.6 | 230.4 | 287.7 | 175.7 | 139.9 | 132.5 | 193.5 | 145.4 | 132.7 | 2153.2 |
| 郑州 | 135.5 | 50.5 | 165.6 | 191.2 | 210.8 | 247.0 | 156.2 | 153.1 | 105.7 | 166.6 | 144.3 | 140.3 | 1866.8 |
| 武汉 | 131.1 | 43.9 | 116.1 | 137.5 | 153.8 | 198.7 | 263.3 | 217.9 | 150.6 | 148.0 | 132.4 | 97.6 | 1790.9 |
| 长沙 | 95.2 | 58.8 | 96.5 | 129.8 | 162.5 | 218.7 | 252.1 | 245.5 | 175.0 | 154.0 | 136.5 | 83.0 | 1807.6 |
| 广州 | 181.8 | 104.9 | 48.9 | 79.6 | 121.2 | 111.1 | 185.8 | 187.0 | 176.3 | 208.9 | 149.7 | 116.6 | 1671.8 |
| 南宁 | 132.0 | 139.2 | 68.8 | 102.9 | 114.4 | 162.4 | 208.2 | 238.7 | 205.0 | 162.2 | 159.4 | 60.6 | 1753.8 |
| 海口 | 112.5 | 167.3 | 112.9 | 73.7 | 192.7 | 225.8 | 223.2 | 217.4 | 174.6 | 127.4 | 117.7 | 115.9 | 1861.1 |
| 重庆(沙坪坝) | 23.8 | 53.8 | 77.2 | 72.9 | 68.3 | 92.3 | 131.9 | 154.4 | 166.2 | 42.7 | 41.4 | 19.0 | 943.9 |
| 成都(温江) | 37.1 | 53.9 | 83.3 | 95.4 | 101.6 | 89.5 | 63.3 | 102.1 | 60.3 | 51.9 | 67.1 | 34.7 | 840.2 |
| 贵阳 | 45.9 | 66.8 | 79.4 | 41.7 | 71.7 | 62.6 | 95.2 | 151.1 | 157.5 | 53.5 | 95.1 | 14.1 | 934.6 |
| 昆明 | 153.0 | 269.2 | 257.8 | 211.0 | 187.7 | 107.0 | 93.4 | 113.6 | 161.6 | 207.6 | 209.1 | 240.1 | 2211.1 |
| 拉萨 | 249.1 | 241.5 | 263.6 | 298.2 | 291.9 | 304.0 | 254.7 | 254.5 | 259.5 | 305.9 | 276.3 | 246.0 | 3245.2 |
| 西安 | 139.0 | 54.9 | 172.6 | 200.6 | 159.3 | 228.4 | 193.2 | 87.8 | 81.9 | 156.6 | 103.8 | 150.9 | 1729.0 |
| 兰州(皋兰) | 194.8 | 171.7 | 207.5 | 229.2 | 206.3 | 252.5 | 197.7 | 202.8 | 146.1 | 202.9 | 166.7 | 198.7 | 2376.9 |
| 西宁 | 203.9 | 209.2 | 201.3 | 238.5 | 205.3 | 217.6 | 165.9 | 219.7 | 151.9 | 221.9 | 210.7 | 214.8 | 2460.7 |
| 银川 | 195.6 | 181.1 | 239.7 | 265.8 | 292.9 | 322.3 | 283.1 | 239.8 | 201.5 | 266.4 | 176.1 | 166.3 | 2830.6 |
| 乌鲁木齐 | 129.3 | 95.9 | 264.2 | 287.7 | 306.6 | 335.8 | 329.3 | 332.8 | 290.9 | 254.8 | 106.5 | 101.2 | 2835.0 |