当前
明天
后天

开封空气质量

224

重度污染

0
50
100
150
200
300
500
空气很差,大家应减少外出,并关好门窗。

必须戴口罩

不宜外出

不宜开窗

开启净化器

主要污染物

击败了全国3%的城市,目前排名2617。详情>>

PM2.5

174重度

PM10

229轻度

O3

5

NO2

72

SO2

10

CO

2

开封空气质量

90

0
50
100
150
200
300
500
空气良好,可以正常参加户外活动。

无需戴口罩

适宜外出

适宜开窗

关闭净化器

主要污染物

 

PM2.5

62

PM10

95

O3

24

NO2

32

SO2

19

开封空气质量

92

0
50
100
150
200
300
500
空气良好,可以正常参加户外活动。

无需戴口罩

适宜外出

适宜开窗

关闭净化器

主要污染物

 

PM2.5

52

PM10

125

O3

17

NO2

36

SO2

23

72小时预报
7日预报
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轻度中度重度严重
[{"x":"2019121408","y":86,"time":"20191211","value":224,"level":4},{"x":"2019121408","y":86,"time":"20191212","value":90,"level":1},{"x":"2019121408","y":86,"time":"20191213","value":92,"level":1},{"x":"2019121408","y":86,"time":"20191214","value":83,"level":1},{"x":"2019121408","y":86,"time":"20191215","value":74,"level":1},{"x":"2019121408","y":86,"time":"20191216","value":65,"level":1},{"x":"2019121408","y":86,"time":"20191217","value":96,"level":1}]
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