| 12-10 主要城市日照时数 (2011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 | 240.8 | 144.0 | 283.4 | 262.2 | 275.1 | 242.0 | 153.1 | 190.3 | 209.6 | 171.9 | 139.6 | 173.7 | 2485.7 |
| 天津 | 214.9 | 128.4 | 260.9 | 228.9 | 255.7 | 200.1 | 184.7 | 168.2 | 183.2 | 157.9 | 107.1 | 155.2 | 2245.2 |
| 石家庄 | 198.0 | 105.6 | 273.9 | 273.0 | 276.5 | 208.5 | 164.8 | 153.0 | 173.3 | 165.1 | 92.5 | 117.6 | 2201.8 |
| 太原 | 178.0 | 115.2 | 266.8 | 278.6 | 265.2 | 228.3 | 238.0 | 214.2 | 166.4 | 202.5 | 108.6 | 111.0 | 2372.8 |
| 呼和浩特 | 167.9 | 169.3 | 266.0 | 257.5 | 260.1 | 285.1 | 247.4 | 250.6 | 240.4 | 175.0 | 143.4 | 166.7 | 2629.4 |
| 沈阳 | 232.7 | 188.6 | 286.7 | 238.3 | 255.5 | 192.1 | 189.5 | 186.3 | 251.3 | 203.1 | 172.6 | 222.3 | 2619.0 |
| 长春 | 204.9 | 194.5 | 254.7 | 247.1 | 219.2 | 251.5 | 250.8 | 258.5 | 271.8 | 218.3 | 159.8 | 168.5 | 2699.6 |
| 哈尔滨 | 91.3 | 145.4 | 245.8 | 235.9 | 196.4 | 231.3 | 196.9 | 238.9 | 249.0 | 178.6 | 152.2 | 120.9 | 2282.6 |
| 上海 | 122.9 | 112.7 | 185.6 | 191.1 | 182.5 | 85.3 | 147.0 | 109.4 | 171.2 | 127.1 | 102.8 | 126.1 | 1663.7 |
| 南京 | 156.1 | 109.4 | 205.2 | 229.0 | 231.5 | 124.2 | 144.4 | 137.4 | 157.2 | 155.3 | 133.4 | 161.2 | 1944.3 |
| 杭州 | 95.3 | 106.6 | 148.8 | 173.4 | 172.5 | 77.9 | 185.2 | 143.2 | 110.7 | 85.0 | 95.3 | 102.2 | 1496.1 |
| 合肥 | 122.0 | 113.8 | 197.4 | 229.5 | 217.2 | 144.6 | 148.9 | 101.5 | 126.6 | 146.5 | 125.1 | 148.8 | 1821.9 |
| 福州 | 35.2 | 88.0 | 88.3 | 162.3 | 124.1 | 144.2 | 202.3 | 213.9 | 115.4 | 97.7 | 56.7 | 66.7 | 1394.8 |
| 南昌 | 71.7 | 124.6 | 136.3 | 189.4 | 194.0 | 94.7 | 243.4 | 223.1 | 169.6 | 140.3 | 202.3 | 112.2 | 1901.6 |
| 济南 | 177.3 | 116.4 | 260.4 | 267.6 | 261.8 | 176.9 | 122.2 | 108.6 | 135.3 | 182.0 | 109.5 | 166.0 | 2084.0 |
| 郑州 | 107.0 | 84.0 | 209.1 | 241.3 | 190.8 | 150.7 | 161.0 | 106.9 | 69.3 | 131.2 | 55.5 | 96.2 | 1603.0 |
| 武汉 | 106.5 | 109.3 | 150.9 | 184.6 | 206.7 | 102.7 | 192.8 | 177.0 | 121.8 | 136.5 | 133.9 | 118.7 | 1741.4 |
| 长沙(望城) | 36.7 | 78.3 | 106.4 | 143.9 | 203.8 | 136.8 | 276.7 | 216.0 | 126.8 | 129.4 | 150.3 | 97.7 | 1702.8 |
| 广州 | 115.9 | 101.8 | 65.8 | 138.7 | 129.3 | 150.9 | 200.9 | 245.0 | 195.2 | 165.9 | 171.6 | 197.4 | 1878.4 |
| 南宁 | 23.2 | 63.4 | 33.6 | 101.5 | 186.5 | 174.3 | 228.0 | 218.6 | 206.2 | 131.2 | 184.6 | 112.2 | 1663.3 |
| 海口 | 9.7 | 78.9 | 31.0 | 112.5 | 173.2 | 193.8 | 214.3 | 239.2 | 146.3 | 131.9 | 87.6 | 67.8 | 1486.2 |
| 重庆(沙坪坝) | 2.0 | 47.2 | 77.5 | 109.8 | 173.9 | 143.1 | 195.6 | 244.9 | 81.3 | 41.0 | 22.0 | 11.7 | 1150.0 |
| 成都(温江) | 31.4 | 50.8 | 67.5 | 123.9 | 118.3 | 137.5 | 79.5 | 169.9 | 42.9 | 35.8 | 39.4 | 29.4 | 926.3 |
| 贵阳 | 8.3 | 59.4 | 38.5 | 49.2 | 145.2 | 56.8 | 101.8 | 181.2 | 75.1 | 38.4 | 40.2 | 9.9 | 804.0 |
| 昆明 | 206.7 | 269.5 | 184.3 | 240.1 | 201.7 | 171.6 | 160.2 | 173.9 | 65.3 | 81.9 | 188.9 | 108.7 | 2052.8 |
| 拉萨 | 237.5 | 247.9 | 256.1 | 288.8 | 279.8 | 273.6 | 202.8 | 267.8 | 265.1 | 300.9 | 251.7 | 275.1 | 3147.1 |
| 西安(泾河) | 109.7 | 106.3 | 252.0 | 268.1 | 240.5 | 226.8 | 208.4 | 192.9 | 95.7 | 156.6 | 93.0 | 90.3 | 2040.3 |
| 兰州(皋兰) | 183.6 | 196.9 | 242.4 | 257.5 | 239.4 | 234.4 | 242.0 | 253.3 | 146.8 | 184.6 | 179.9 | 189.2 | 2550.0 |
| 西宁 | 200.9 | 210.2 | 257.6 | 249.7 | 230.2 | 215.9 | 212.6 | 237.6 | 152.3 | 217.9 | 174.2 | 187.9 | 2547.0 |
| 银川 | 171.0 | 171.1 | 236.3 | 266.4 | 267.6 | 257.8 | 280.0 | 269.4 | 170.3 | 191.0 | 150.8 | 126.3 | 2558.0 |
| 乌鲁木齐 | 109.5 | 89.2 | 238.4 | 307.4 | 319.6 | 310.4 | 361.6 | 297.9 | 315.2 | 243.9 | 114.0 | 60.4 | 2767.5 |