百度天气预报接口

百度提供天气预报查询接口API，可以根据经纬度/城市名查询天气情况，我们可以在微信公众平台开发中调用这一接口。

接口说明

根据经纬度/城市名查询天气的结果

接口示例

http://api.map.baidu.com/telematics/v3/weather?location=北京&output=json&ak=5slgyqGDENN7Sy7pw29IUvrZ

接口参数说明

参数类型 参数名称 是否必须 具体描述

String	location	true	输入城市名或经纬度，城市名称如:北京或者131，经纬度格式为lng,lat坐标如: location=116.305145,39.982368;全国值为all,返回省会城市自治区，港澳台天气情况多城市天气预报中间"|"分隔,location=116.305145,39.982368| 122.305145,36.982368|….
String	output	false	输出的数据格式，默认为xml格式，当output设置为’json’时，输出的为json格式的数据;
String	coord_type	false	请求参数坐标类型，默认为gcj02经纬度坐标。允许的值为bd09ll、bd09mc、gcj02、wgs84。bd09ll表示百度经纬度坐标，bd09mc表示百度墨卡托坐标，gcj02表示经过国测局加密的坐标。wgs84表示gps获取的坐标。

返回结果

参数名称 含义 说明

currentCity	当前城市	返回城市名
status	返回结果状态信息
date	当前时间	年-月-日
results	天气预报信息	白天可返回近期3天的天气情况（今天、明天、后天）、晚上可返回近期4天的天气情况（今天、明天、后天、大后天）
results.currentCity	当前城市
results.weather_data	weather_data.date	天气预报时间
weather_data.dayPictureUrl	白天的天气预报图片url
weather_data.nightPictureUrl	晚上的天气预报图片url
weather_data.weather	天气状况	所有天气情况（”|”分隔符）：晴|多云|阴|阵雨|雷阵雨|雷阵雨伴有冰雹|雨夹雪|小雨|中雨|大雨|暴雨|大暴雨|特大暴雨|阵雪|小雪|中雪|大雪|暴雪|雾|冻雨|沙尘暴|小雨转中雨|中雨转大雨|大雨转暴雨|暴雨转大暴雨|大暴雨转特大暴雨|小雪转中雪|中雪转大雪|大雪转暴雪|浮尘|扬沙|强沙尘暴|霾
weather_data.wind	风力
weather_data.temperature	温度

返回xml格式的数据

<CityWeatherResponse>
    <status>success</status>
    <date>2013-07-18</date>
    <results>
        <currentCity>北京市</currentCity>
        <weather_data>
            <date>周三</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>微风</wind>
            <temperature>23℃</temperature>
            <date>周四</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/leizhenyu.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/zhongyu.png
            </nightPictureUrl>
            <weather>雷阵雨转中雨</weather>
            <wind>微风</wind>
            <temperature>29～22℃</temperature>
            <date>周五</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/yin.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>阴转多云</weather>
            <wind>微风</wind>
            <temperature>31～23℃</temperature>
            <date>周六</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>微风</wind>
            <temperature>31～24℃</temperature>
        </weather_data>
        <currentCity>合肥市</currentCity>
        <weather_data>
            <date>周三</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>东风3-4级</wind>
            <temperature>27℃</temperature>
            <date>周四</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>东北风3-4级</wind>
            <temperature>35～27℃</temperature>
            <date>周五</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>南风</wind>
            <temperature>35～27℃</temperature>
            <date>周六</date>
            <dayPictureUrl>
                http://api.map.baidu.com/images/weather/day/duoyun.png
            </dayPictureUrl>
            <nightPictureUrl>
                http://api.map.baidu.com/images/weather/night/duoyun.png
            </nightPictureUrl>
            <weather>多云</weather>
            <wind>东风</wind>
            <temperature>34～27℃</temperature>
        </weather_data>
    </results>
</CityWeatherResponse>
<weather>阵雨</weather>
<wind>东北风3-4级</wind>
<temperature>18℃</temperature>
</result>
</results>
</CityWeatherResponse>

 返回json格式的数据

{
    error: 0,
    status: "success",
    date: "2013-07-17",
    results: [
        {
            currentCity: "北京市",
            weather_data: [
                {
                    date: "今天（周三）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "微风",
                    temperature: "23℃"
                },
                {
                    date: "明天（周四）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/leizhenyu.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/zhongyu.png",
                    weather: "雷阵雨转中雨",
                    wind: "微风",
                    temperature: "29～22℃"
                },
                {
                    date: "后天（周五）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/yin.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "阴转多云",
                    wind: "微风",
                    temperature: "31～23℃"
                },
                {
                    date: "大后天（周六）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "微风",
                    temperature: "31～24℃"
                }
            ]
        },
        {
            currentCity: "合肥市",
            weather_data: [
                {
                    date: "今天（周三）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "东风3-4级",
                    temperature: "27℃"
                },
                {
                    date: "明天（周四）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "东北风3-4级",
                    temperature: "35～27℃"
                },
                {
                    date: "后天（周五）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "南风",
                    temperature: "35～27℃"
                },
                {
                    date: "大后天（周六）",
                    dayPictureUrl: "http://api.map.baidu.com/images/weather/day/duoyun.png",
                    nightPictureUrl: "http://api.map.baidu.com/images/weather/night/duoyun.png",
                    weather: "多云",
                    wind: "东风",
                    temperature: "34～27℃"
                }
            ]
        }
    ]
}