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Central (Central and Western) (HK)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Fair
24°C
Fair
Humidity
95.1%
Wind
5 m/s
Pressure
1010.4 hPa
Direction
196°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
23° / 27°
Precip.
1mm
Max wind
6 m/s

Hourly Forecast

09.04
Now
Weather
24°
5
09.04
15:00
Weather
24°
6
09.04
16:00
Weather
24°
6
09.04
17:00
Weather
24°
6
09.04
18:00
Weather
24°
6
09.04
19:00
Weather
24°
6
09.04
20:00
Weather
23°
6
09.04
21:00
Weather
23°
6
09.04
22:00
Weather
23°
5
09.04
23:00
Weather
24°
5
10.04
00:00
Weather
25°
6
10.04
01:00
Weather
25°
6
10.04
02:00
Weather
26°
6
10.04
03:00
Weather
27°
6
10.04
04:00
Weather
27°
0.1
6
10.04
05:00
Weather
27°
0.2
6
10.04
06:00
Weather
26°
0.2
6
10.04
07:00
Weather
26°
0.2
6
10.04
08:00
Weather
26°
0.1
6
10.04
09:00
Weather
25°
0.2
6
10.04
10:00
Weather
24°
6
10.04
11:00
Weather
24°
6
10.04
12:00
Weather
24°
6
10.04
13:00
Weather
24°
6

Temperature

27°C
23°C
14:00
24°C
15:00
24°C
16:00
24°C
17:00
24°C
18:00
24°C
19:00
24°C
20:00
23°C
21:00
23°C
22:00
23°C
23:00
24°C
00:00
25°C
01:00
25°C
02:00
26°C
03:00
27°C
04:00
27°C
05:00
27°C
06:00
26°C
07:00
26°C
08:00
26°C
09:00
25°C
10:00
24°C
11:00
24°C
12:00
24°C
13:00
24°C
14:00 01:00 13:00

Precipitation

0.2mm
0mm
04:00
0.1mm
05:00
0.2mm
06:00
0.2mm
07:00
0.2mm
08:00
0.1mm
09:00
0.2mm
14:00 01:00 13:00

Wind

6m/s
0m/s
14:00
5.4 m/s
15:00
6 m/s
16:00
6 m/s
17:00
5.8 m/s
18:00
5.7 m/s
19:00
5.9 m/s
20:00
5.8 m/s
21:00
5.6 m/s
22:00
5.2 m/s
23:00
5.2 m/s
00:00
5.8 m/s
01:00
5.8 m/s
02:00
5.6 m/s
03:00
5.7 m/s
04:00
5.9 m/s
05:00
5.8 m/s
06:00
5.7 m/s
07:00
5.5 m/s
08:00
5.5 m/s
09:00
5.7 m/s
10:00
5.8 m/s
11:00
5.8 m/s
12:00
5.8 m/s
13:00
5.7 m/s
14:00 01:00 13:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
1.4 km
152
50.7%

Measurement time: 2026-04-09 15:00

Calculated from PM2.5/PM10

PM2.5
1.4 km
58 µg/m3
69%

Measurement time: 2026-04-09 15:00

source: Aqicn

PM10
1.4 km
22 µg/m3
15.7%

Measurement time: 2026-04-09 15:00

source: Aqicn

NO2
1.4 km
15.3 µg/m3
7.6%

Measurement time: 2026-04-09 15:00

source: Aqicn

O3
1.4 km
9.2 µg/m3
5.8%

Measurement time: 2026-04-09 15:00

source: Aqicn

SO2
1.4 km
3.8 µg/m3
1.1%

Measurement time: 2026-04-09 15:00

source: Aqicn

CO
1.4 km
0.0036 mg/m3
0%

Measurement time: 2026-04-09 15:00

source: Aqicn

Info


Latitude: 22.28299
Longitude: 114.15846


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0 W/m²
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About Air Quality in Central

Air quality in Central is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Central

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Central?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Central

If you're planning outdoor activities in Central, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.