Haikou Air Pollution: Real-time Air Quality Index (AQI)

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Haikou AQI: Haikou Real-time Air Quality Index (AQI).
50
Moderate
Updated on Saturday 6:00
temperature: 25°C
currentpast 2 daysminmax
PM2.5 AQI
50Haikou PM25 (fine particulate matter) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.38117
PM10 AQI
17Haikou PM10 (respirable particulate matter) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.1758
O3 AQI
12Haikou O3 (ozone) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.1215
NO2 AQI
2Haikou NO2 (nitrogen dioxide) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.226
SO2 AQI
2Haikou SO2 (sulfur dioxide) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.13
CO AQI
3Haikou CO (carbon monoxide) measured by Hainan Environmental Protection Agency (海南省国土环境资源厅). Values are converted to the US EPA AQI standard.36
Temp.
25Haikou t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2135
Pressure
1010Haikou p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10011010
Humidity
94Haikou h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).4694
Wind
4Haikou w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).26
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map © OpenStreetMap contributors

Air Quality Forecast
SAT 29
25°C
21°C
SUN 30
21°C
19°C
MON 31
20°C
18°C
TUE 1
19°C
18°C
WED 2
20°C
19°C
THU 3
23°C
20°C
FRI 4
26°C
20°C
PM2.5
O3
Saturday 29Sunday 30Monday 31Tuesday 1Wednesday 2Thursday 3Friday 4
hour
2581114172023258121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
6710101110101010109101010101099999987777655544566664544755545545787






















































Temp.
25°24°22°23°23°22°21°21°21°21°21°21°20°20°20°19°19°19°20°19°18°19°19°19°19°18°19°19°19°18°19°19°19°19°20°20°20°20°20°20°20°21°21°23°23°22°20°20°20°21°26°25°25°23°
relative humidity
878891888889909089868890898989868689898783838586848681767376737375807772747882899286837475778286898263666776
barometric pressure
100910111014101410121013101610171016101610181017101610171018101810161017101810171015101610181017101610171019101710151017101910181017101810191018101610171018101710171018102010171015101610181016101610181017101410131015
total precipitation
0.20.10.60.10.40.10.80.30.60.30.90.31.60.50.80.10.30.20.40.10.41.10.10.40.10.10.10.10.10.40.40.4
UVI:
4


6:36 ~ 18:53
UVI:
3


6:35 ~ 18:53
UVI:
6


6:34 ~ 18:53
UVI:
5


6:33 ~ 18:53
UVI:
8


6:32 ~ 18:54


6:31 ~ 18:54


6:31 ~ 18:54
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 6 hours ago [Mar 28, 2025 4:42 PM]
fine particulate matter: 5 hours ago [Mar 28, 2025 6:12 PM]
ozone: 2 hours ago [Mar 28, 2025 9:09 PM]
click to view the detailed forecast

Air Quality Data provided by: the Hainan Environmental Protection Agency (海南省国土环境资源厅) (dloer.gov.cn)

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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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