AQI PM2.5 PM10 CO SO2 NO2 O3

Live

Sai Kung District Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Hong Kong

Last Updated: 2025-06-03 03:09:46 PM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 21 µg/m³

PM2.5 : 10 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

28 °C

Last Updated: 2025-06-03 03:09:46 PM (Local Time)

Map

Sai Kung District

Major Air Pollutants
Sai Kung District

Particulate Matter(PM2.5)

10µg/m³

Particulate Matter(PM10)

21µg/m³

Carbon Monoxide(CO)

314ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

10ppb

Ozone(O3)

29ppb

Trending in China

How Outdoor Air Pollution Contributes to Rising Diabetes Mortality: A Global Analysis

Wildfire Alert in Northeastern Minnesota: From Crisis to Control Journey.

Big News: AQI App is Now on Apple Watch!

How Air Pollution Fuels COPD—and What You Can Do About It?

The Mask Returns: COVID Cases Spike in Singapore, Hong Kong, and India

Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

Methane Emissions from Delhi’s Landfills: An Invisible Threat

Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

IS AIR POLLUTION SOLELY OUR FAULT? DEBUNKING THE MYTH WITH HARD TRUTH

From Smog to Songbirds: How the U.S. Clean Air Act Cleared the Skies

Two Worlds, One Breath: World Asthma Day 2025 and the Link Between Air Pollution and Asthma

Case Study : How Prana Air Helped the American School of Bombay in Improving Air Quality?

AQI Graph

Historical Air Quality Data
Sai Kung District

24 Hours

AQI

Sai Kung District

Want air quality data?

AQI Trends - Annual Air Quality Changes
Sai Kung District, Hong Kong, China

AQI

Year

AQI

Annual AQI Trends

2020

43AQI

2021

49AQI

14%

Rise

2022

52AQI

Rise

2023

55AQI

Rise

2024

54AQI

-2%

Fall

2025

63AQI

17%

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedDecember, 202479AQI

Least PollutedJuly, 202019AQI

* This data analysis is from year 2020 - 2025

Sai Kung District's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Tseung Kwan O Tunnel

Moderate

China's Metro Cities
Air Quality Index

Beijing

Chengdu

Chongqing

Dongguan

Guangzhou

Shanghai

Shenyang

Shenzhen

Air Quality Calendar 2025
Sai Kung District

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 97	2 Jan 117	3 Jan 93	4 Jan 93
5 Jan 86	6 Jan 91	7 Jan 81	8 Jan 89	9 Jan 91	10 Jan 72	11 Jan 83
12 Jan 61	13 Jan 67	14 Jan 63	15 Jan 70	16 Jan 95	17 Jan 77	18 Jan 84
19 Jan 78	20 Jan 78	21 Jan 76	22 Jan 73	23 Jan 67	24 Jan 59	25 Jan 57
26 Jan 60	27 Jan 55	28 Jan 56	29 Jan 83	30 Jan 59	31 Jan 60	1 Feb 43

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 60	27 Jan 55	28 Jan 56	29 Jan 83	30 Jan 59	31 Jan 60	1 Feb 43
2 Feb 49	3 Feb 32	4 Feb 43	5 Feb 68	6 Feb 56	7 Feb 48	8 Feb 59
9 Feb 50	10 Feb 58	11 Feb 59	12 Feb 53	13 Feb 75	14 Feb 74	15 Feb 74
16 Feb 90	17 Feb 89	18 Feb 106	19 Feb 68	20 Feb 72	21 Feb 70	22 Feb 66
23 Feb 44	24 Feb 52	25 Feb 69	26 Feb 77	27 Feb 68	28 Feb 64	1 Mar 65

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 44	24 Feb 52	25 Feb 69	26 Feb 77	27 Feb 68	28 Feb 64	1 Mar 65
2 Mar 56	3 Mar 47	4 Mar 48	5 Mar 40	6 Mar 34	7 Mar 43	8 Mar 49
9 Mar 58	10 Mar 64	11 Mar 62	12 Mar 54	13 Mar 57	14 Mar 54	15 Mar 42
16 Mar 37	17 Mar 68	18 Mar 59	19 Mar 69	20 Mar 69	21 Mar 73	22 Mar 68
23 Mar 71	24 Mar 70	25 Mar 71	26 Mar 57	27 Mar 58	28 Mar 59	29 Mar 39
30 Mar 33	31 Mar 32	1 Apr 43	2 Apr 46	3 Apr 56	4 Apr 59	5 Apr 50

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 33	31 Mar 32	1 Apr 43	2 Apr 46	3 Apr 56	4 Apr 59	5 Apr 50
6 Apr 66	7 Apr 71	8 Apr 75	9 Apr 63	10 Apr 62	11 Apr 58	12 Apr 54
13 Apr 125	14 Apr 128	15 Apr 130	16 Apr 100	17 Apr 87	18 Apr 71	19 Apr 61
20 Apr 57	21 Apr 55	22 Apr 57	23 Apr 52	24 Apr 50	25 Apr 47	26 Apr 47
27 Apr 58	28 Apr 61	29 Apr 61	30 Apr 68	1 May 62	2 May 73	3 May 78

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 58	28 Apr 61	29 Apr 61	30 Apr 68	1 May 62	2 May 73	3 May 78
4 May 62	5 May 60	6 May 52	7 May 51	8 May 63	9 May 45	10 May 54
11 May 56	12 May 58	13 May 63	14 May 56	15 May 48	16 May 37	17 May 32
18 May 35	19 May 39	20 May 32	21 May 42	22 May 37	23 May 37	24 May 42
25 May 67	26 May 62	27 May 69	28 May 56	29 May 54	30 May 43	31 May 58

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 58	2 Jun -	3 Jun -	4 Jun -	5 Jun -	6 Jun -	7 Jun -
8 Jun -	9 Jun -	10 Jun -	11 Jun -	12 Jun -	13 Jun -	14 Jun -
15 Jun -	16 Jun -	17 Jun -	18 Jun -	19 Jun -	20 Jun -	21 Jun -
22 Jun -	23 Jun -	24 Jun -	25 Jun -	26 Jun -	27 Jun -	28 Jun -
29 Jun -	30 Jun -	1 Jul -	2 Jul -	3 Jul -	4 Jul -	5 Jul -

Health Advice For People Living In
Sai Kung District

0Cigarettes per day

Weekly 0 Cigarettes

Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Solutions for Current AQI

Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Prevent Health Problems: Understand Your Risks

Sai Kung District

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. when AQI is Moderate (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.

Most Polluted Cities 2025
China

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Aksu, China

Jiangjiafan, China

Hotan, China

Kashgar, China

Bengbu, China

Lanzhou, China

Shaoyang, China

Wuxi, China

Jiangyin, China

10.

Yiyang, China

Moderate

6xabove Standard

Last Updated: 03 Jun 2025, 08:52 AM

AQI City Rankings

Air Quality Solutions For Sai Kung District
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Sai Kung District

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Sai Kung District

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Sai Kung District

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Sai Kung District

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Sai Kung District's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

aqi air quality app for Sai Kung District

Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Sai Kung District

Frequently Asked Questions About Air Quality

What is the current AQI level in Sai Kung District?

The current real-time AQI level in Sai Kung District is 52 (Moderate) due to recent rainfall by 0.05mm/hr. This was last updated 2025-06-03 03:09:46 PM (Local Time).

When was the best AQI level in Sai Kung District in the last 24 hours?

The best AQI level was 32 (Good) at 11:09 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Sai Kung District in the last 24 hours?

The worst AQI level was 61 (Moderate) at 5:09 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Sai Kung District during last 24 hours?

The AQI levels in Sai Kung District have been fluctuating throughout the last 24 hours. The levels have increased by highest 61 at 5:09 AM (Local Time), lowest 32 at 11:09 AM (Local Time).

What actions are recommended as per the current AQI level in Sai Kung District?

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.