编辑

实时空气质量

平台: API iOS Android

实时空气质量API，支持中国3000+市县区以及1700+国控站点实时空气质量的查询，包括AQI数值、空气质量等级、首要污染物、PM10、PM2.5、臭氧、二氧化氮、二氧化硫、一氧化碳数值。

请求URL 

https://api.qweather.com/v7/air/now?[请求参数]

如果是免费订阅，将上述API Host更改为devapi.qweather.com。参考免费订阅可用的数据。

请求参数

请求参数包括必选和可选参数，参数之间使用&进行分隔。

  • key(必选)用户认证key，请参考如何获取你的KEY。支持数字签名方式进行认证。例如 key=123456789ABC
  • location(必选)需要查询地区的LocationID或以英文逗号分隔的经度,纬度坐标（十进制，最多支持小数点后两位），LocationID可通过城市搜索服务获取。例如 location=101010100 或 location=116.41,39.92
  • lang多语言设置，更多语言可选值参考语言代码。当数据不匹配你设置的语言时，将返回英文或其本地语言结果。

请求示例

北京市实时空气质量

curl -L -X GET --compressed 'https://api.qweather.com/v7/air/now?location=101010100&key=YOUR_KEY'

返回数据

返回数据是JSON格式并进行了Gzip压缩，数据类型均为字符串。

{
  "code": "200",
  "updateTime": "2021-02-16T14:42+08:00",
  "fxLink": "http://hfx.link/2ax4",
  "now": {
    "pubTime": "2021-02-16T14:00+08:00",
    "aqi": "28",
    "level": "1",
    "category": "优",
    "primary": "NA",
    "pm10": "28",
    "pm2p5": "5",
    "no2": "3",
    "so2": "2",
    "co": "0.2",
    "o3": "76"
  },
  "station": [
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "密云镇",
      "id": "CNA3697",
      "aqi": "20",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "4",
      "pm2p5": "4",
      "no2": "4",
      "so2": "3",
      "co": "0.2",
      "o3": "63"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "丰台小屯",
      "id": "CNA3696",
      "aqi": "57",
      "level": "2",
      "category": "良",
      "primary": "PM10",
      "pm10": "63",
      "pm2p5": "6",
      "no2": "4",
      "so2": "2",
      "co": "0.2",
      "o3": "73"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "怀柔新城",
      "id": "CNA3695",
      "aqi": "25",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "7",
      "pm2p5": "3",
      "no2": "2",
      "so2": "3",
      "co": "0.1",
      "o3": "78"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "延庆石河营",
      "id": "CNA3694",
      "aqi": "26",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "15",
      "pm2p5": "3",
      "no2": "4",
      "so2": "2",
      "co": "0.4",
      "o3": "83"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "大兴旧宫",
      "id": "CNA3675",
      "aqi": "31",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "31",
      "pm2p5": "5",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "73"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "房山燕山",
      "id": "CNA3674",
      "aqi": "26",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "19",
      "pm2p5": "4",
      "no2": "3",
      "so2": "4",
      "co": "0.2",
      "o3": "83"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "通州东关",
      "id": "CNA3673",
      "aqi": "22",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "15",
      "pm2p5": "4",
      "no2": "1",
      "so2": "3",
      "co": "0.3",
      "o3": "70"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "丰台云岗",
      "id": "CNA3672",
      "aqi": "45",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "45",
      "pm2p5": "5",
      "no2": "1",
      "so2": "1",
      "co": "0.2",
      "o3": "82"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "门头沟三家店",
      "id": "CNA3671",
      "aqi": "66",
      "level": "2",
      "category": "良",
      "primary": "PM10",
      "pm10": "82",
      "pm2p5": "6",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "76"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "密云新城",
      "id": "CNA3418",
      "aqi": "23",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "11",
      "pm2p5": "3",
      "no2": "2",
      "so2": "3",
      "co": "0.2",
      "o3": "73"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "平谷新城",
      "id": "CNA3417",
      "aqi": "24",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "7",
      "pm2p5": "3",
      "no2": "1",
      "so2": "2",
      "co": "0.2",
      "o3": "74"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "延庆夏都",
      "id": "CNA3281",
      "aqi": "25",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "15",
      "pm2p5": "3",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "80"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "古城",
      "id": "CNA1012",
      "aqi": "56",
      "level": "2",
      "category": "良",
      "primary": "PM10",
      "pm10": "61",
      "pm2p5": "8",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "76"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "奥体中心",
      "id": "CNA1011",
      "aqi": "24",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "23",
      "pm2p5": "3",
      "no2": "4",
      "so2": "2",
      "co": "0.2",
      "o3": "74"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "昌平镇",
      "id": "CNA1010",
      "aqi": "24",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "17",
      "pm2p5": "5",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "75"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "怀柔镇",
      "id": "CNA1009",
      "aqi": "25",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "10",
      "pm2p5": "8",
      "no2": "2",
      "so2": "3",
      "co": "0.2",
      "o3": "77"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "顺义新城",
      "id": "CNA1008",
      "aqi": "33",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "33",
      "pm2p5": "5",
      "no2": "1",
      "so2": "3",
      "co": "0.2",
      "o3": "73"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "海淀区万柳",
      "id": "CNA1007",
      "aqi": "34",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "34",
      "pm2p5": "6",
      "no2": "6",
      "so2": "1",
      "co": "0.2",
      "o3": "75"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "官园",
      "id": "CNA1006",
      "aqi": "25",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "25",
      "pm2p5": "5",
      "no2": "4",
      "so2": "3",
      "co": "0.2",
      "o3": "78"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "农展馆",
      "id": "CNA1005",
      "aqi": "28",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "28",
      "pm2p5": "4",
      "no2": "2",
      "so2": "3",
      "co": "0.2",
      "o3": "85"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "天坛",
      "id": "CNA1004",
      "aqi": "29",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "29",
      "pm2p5": "10",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "78"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "东四",
      "id": "CNA1003",
      "aqi": "30",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "30",
      "pm2p5": "7",
      "no2": "2",
      "so2": "3",
      "co": "0.1",
      "o3": "80"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "定陵",
      "id": "CNA1002",
      "aqi": "23",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "22",
      "pm2p5": "3",
      "no2": "2",
      "so2": "1",
      "co": "0.2",
      "o3": "73"
    },
    {
      "pubTime": "2021-02-16T14:00+08:00",
      "name": "万寿西宫",
      "id": "CNA1001",
      "aqi": "29",
      "level": "1",
      "category": "优",
      "primary": "NA",
      "pm10": "29",
      "pm2p5": "5",
      "no2": "3",
      "so2": "1",
      "co": "0.3",
      "o3": "75"
    }
  ],
  "refer": {
    "sources": [
      "cnemc"
    ],
    "license": [
      "commercial license"
    ]
  }
}

提示：station字段，即监测站数据仅限在空气质量监测站列表中的城市返回。

  • code API状态码，具体含义请参考状态码
  • updateTime 当前API的最近更新时间
  • fxLink 当前数据的响应式页面，便于嵌入网站或应用
  • now.pubTime 空气质量数据发布时间
  • now.aqi 空气质量指数
  • now.level 空气质量指数等级
  • now.category 空气质量指数级别
  • now.primary 空气质量的主要污染物，空气质量为优时，返回值为NA
  • now.pm10 PM10
  • now.pm2p5 PM2.5
  • now.no2 二氧化氮
  • now.so2 二氧化硫
  • now.co 一氧化碳
  • now.o3 臭氧
  • station.name 监测站名称
  • station.id 监测站ID
  • station.pubTime 空气质量数据发布时间
  • station.aqi 空气质量指数
  • station.level 空气质量指数等级
  • station.category 空气质量指数级别
  • station.primary 空气质量的主要污染物，空气质量为优时，返回值为NA
  • station.pm10 PM10
  • station.pm2p5 PM2.5
  • station.no2 二氧化氮
  • station.so2 二氧化硫
  • station.co 一氧化碳
  • station.o3 臭氧
  • refer.sources 原始数据来源，或数据源说明，可能为空
  • refer.license 数据许可或版权声明，可能为空

空气质量指数等级

请查看空气质量信息。