Beijing
All
-℃
The official air quality data source is down in recent hours. 500+ means the current air quality exceeds the measurement range of official monitoring stations.
-
Unknown
Update --:--
Wind:-
Humidity:-%
Infer Accuracy:
PM2.5
0
PM10
0
NO2
0

SO2
0
CO
0
O3
0




Forecast of tomorrow:
PM2.5
0
PM10
0
NO2
0

SO2
0
CO
0
O3
0


USA
0
MousePinPoint
Best
Worst
Current State
Copyright ©2016 Microsoft Corporation. Privacy & cookies
2012.09-2013.08
0AM
2AM
4AM
6AM
8AM
10AM
12AM
2PM
4PM
6PM
8PM
10PM
12PM
1 H
2 H
3 H
4 H
5 H
6 H
7~12
13~24
25~48

Precision:

0.72

Precision:

14:00 PM

-24 H
-20 H
-16 H
-12 H
-8 H
-4 H
Now
unhealthy for sensitive
PM2.5
100~150
PM10
150~200
NO2
0~50
CO
O3
SO2
1
75%
25℃
1000
Update 1:30PM

Zhongguancun
10 H
16 H
22 H
(+1)10 H
(+2)10 H
Precision of last 48 hours:
67%
63%
59%
45%
Air Quality in recent 60 Days
2013.4.1-2013.5.31
Daytime
12
6
0
Night
12
6
0
PM2.5
PM10
NO2
CO
O3
SO2
Good
Moderate
Unhealthy for sensitive
Unhealthy
Very unhealthy
Hazardous