AQI PM2.5 PM10 CO SO2 NO2 O3

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Hefei Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-06-01 10:09:15 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 20 µg/m³

PM2.5 : 11 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

18 °C

Last Updated: 2025-06-01 10:09:15 AM (Local Time)

Map

Hefei

Major Air Pollutants
Hefei

Particulate Matter(PM2.5)

11µg/m³

Particulate Matter(PM10)

20µg/m³

Carbon Monoxide(CO)

469ppb

Sulfur Dioxide(SO2)

1ppb

Nitrogen Dioxide(NO2)

7ppb

Ozone(O3)

48ppb

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AQI Graph

Historical Air Quality Data
Hefei

24 Hours

AQI

Hefei

Want air quality data?

AQI Trends - Annual Air Quality Changes
Hefei, Anhui, China

AQI

Year

AQI

Annual AQI Trends

2020

90AQI

2021

92AQI

Rise

2022

92AQI

No Change

2023

97AQI

Rise

2024

92AQI

-5%

Fall

2025

111AQI

21%

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedDecember, 2020144AQI

Least PollutedJuly, 202450AQI

* This data analysis is from year 2020 - 2025

Hefei's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Baohe District

Moderate

Changjiang Middle Road

Moderate

Dongpu Reservoir

Moderate

Hefei

Moderate

High Tech Zone

Moderate

Hupo Compound

Moderate

Lake District

Moderate

Luyang District

Moderate

Mingzhu Plaza

Moderate

Sanli Street

Moderate

Yaohai District

Moderate

China's Metro Cities
Air Quality Index

Beijing

108

Chengdu

Chongqing

Dongguan

Guangzhou

Shanghai

Shenyang

Shenzhen

Air Quality Calendar 2025
Hefei

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 143	2 Jan 180	3 Jan 177	4 Jan 175
5 Jan 125	6 Jan 134	7 Jan 101	8 Jan 122	9 Jan 78	10 Jan 101	11 Jan 104
12 Jan 115	13 Jan 138	14 Jan 149	15 Jan 92	16 Jan 116	17 Jan 119	18 Jan 137
19 Jan 153	20 Jan 167	21 Jan 165	22 Jan 187	23 Jan 166	24 Jan 132	25 Jan 92
26 Jan 125	27 Jan 64	28 Jan 99	29 Jan 136	30 Jan 116	31 Jan 159	1 Feb 115

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 125	27 Jan 64	28 Jan 99	29 Jan 136	30 Jan 116	31 Jan 159	1 Feb 115
2 Feb 126	3 Feb 152	4 Feb 105	5 Feb 110	6 Feb 84	7 Feb 91	8 Feb 63
9 Feb 78	10 Feb 87	11 Feb 114	12 Feb 143	13 Feb 101	14 Feb 154	15 Feb 100
16 Feb 128	17 Feb 107	18 Feb 106	19 Feb 124	20 Feb 120	21 Feb 109	22 Feb 130
23 Feb 144	24 Feb 117	25 Feb 149	26 Feb 151	27 Feb 130	28 Feb 123	1 Mar 102

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 144	24 Feb 117	25 Feb 149	26 Feb 151	27 Feb 130	28 Feb 123	1 Mar 102
2 Mar 82	3 Mar 71	4 Mar 118	5 Mar 125	6 Mar 116	7 Mar 126	8 Mar 137
9 Mar 147	10 Mar 145	11 Mar 126	12 Mar 165	13 Mar 121	14 Mar 98	15 Mar 92
16 Mar 84	17 Mar 72	18 Mar 77	19 Mar 78	20 Mar 76	21 Mar 75	22 Mar 84
23 Mar 89	24 Mar 113	25 Mar 96	26 Mar 125	27 Mar 116	28 Mar 101	29 Mar 124
30 Mar 119	31 Mar 96	1 Apr 99	2 Apr 106	3 Apr 88	4 Apr 116	5 Apr 109

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 119	31 Mar 96	1 Apr 99	2 Apr 106	3 Apr 88	4 Apr 116	5 Apr 109
6 Apr 97	7 Apr 100	8 Apr 102	9 Apr 110	10 Apr 105	11 Apr 98	12 Apr 351
13 Apr 95	14 Apr 101	15 Apr 74	16 Apr 84	17 Apr 97	18 Apr 101	19 Apr 114
20 Apr 95	21 Apr 97	22 Apr 115	23 Apr 102	24 Apr 102	25 Apr 80	26 Apr 77
27 Apr 75	28 Apr 111	29 Apr 85	30 Apr 84	1 May 79	2 May 80	3 May 82

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 75	28 Apr 111	29 Apr 85	30 Apr 84	1 May 79	2 May 80	3 May 82
4 May 75	5 May 85	6 May 114	7 May 122	8 May 90	9 May 77	10 May 59
11 May 73	12 May 76	13 May 81	14 May 87	15 May 113	16 May 81	17 May 123
18 May 92	19 May 109	20 May 88	21 May 74	22 May 83	23 May 111	24 May 113
25 May 107	26 May 115	27 May 118	28 May 110	29 May 95	30 May 87	31 May -

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun -	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
Hefei

1.3Cigarettes per day

Weekly 9.1 Cigarettes

Monthly 39.0 Cigarettes

Breathing the air in this location is as harmful as smoking 1.3 cigarettes a day.

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

Hefei

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

Ailan Mubage, China

Hotan, China

Cangzhou, China

Botou, China

Dezhou, China

Leling, China

Feicheng, China

Yucheng, China

10.

Renqiu, China

Poor

9xabove Standard

Last Updated: 01 Jun 2025, 02:14 AM

AQI City Rankings

Air Quality Solutions For Hefei
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 Hefei

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 Hefei

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 Hefei

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 Hefei

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.

Hefei's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

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 Hefei

Frequently Asked Questions About Air Quality

What is the current AQI level in Hefei?

The current real-time AQI level in Hefei is 55 (Moderate) due to recent rainfall by 0.01mm/hr. This was last updated 2025-06-01 10:09:15 AM (Local Time).

When was the best AQI level in Hefei in the last 24 hours?

The best AQI level was 54 (Moderate) at 10:09 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Hefei in the last 24 hours?

The worst AQI level was 108 (Poor) at 11:09 PM, May 31, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Hefei during last 24 hours?

The AQI levels in Hefei have been fluctuating throughout the last 24 hours. The levels have increased by highest 108 at 11:09 PM, May 31, 2025 (Local Time), lowest 54 at 10:09 AM (Local Time).

What actions are recommended as per the current AQI level in Hefei?

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