AQI PM2.5 PM10 CO SO2 NO2 O3

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Wonju Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-05-30 07:39:56 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 42 µg/m³

PM2.5 : 24 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

15 °C

Last Updated: 2025-05-30 07:39:56 AM (Local Time)

Map

Wonju

Major Air Pollutants
Wonju

Particulate Matter(PM2.5)

24µg/m³

Particulate Matter(PM10)

42µg/m³

Carbon Monoxide(CO)

309ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

10ppb

Ozone(O3)

48ppb

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AQI Graph

Historical Air Quality Data
Wonju

24 Hours

AQI

Wonju

Want air quality data?

AQI Trends - Annual Air Quality Changes
Wonju, Gangwon, South Korea

AQI

Year

AQI

Annual AQI Trends

2020

59AQI

2021

62AQI

Rise

2022

65AQI

Rise

2023

64AQI

-2%

Fall

2024

60AQI

-6%

Fall

2025

71AQI

18%

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedFebruary, 202390AQI

Least PollutedAugust, 202222AQI

* This data analysis is from year 2020 - 2025

Wonju's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Chiaksan

Moderate

Hoengseonggun

Moderate

Jijeong myeon

Moderate

Jungang Dong

Moderate

Munmak Eup

Moderate

Myeongnyun Dong

Moderate

South Korea's Metro Cities
Air Quality Index

Busan

Daegu

Daejeon

Gwangju

Incheon

Sejong

Seoul

Ulsan

Air Quality Calendar 2025
Wonju

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 75	2 Jan 73	3 Jan 62	4 Jan 66
5 Jan 76	6 Jan 101	7 Jan 64	8 Jan 73	9 Jan 47	10 Jan 65	11 Jan 65
12 Jan 80	13 Jan 95	14 Jan 103	15 Jan 63	16 Jan 75	17 Jan 84	18 Jan 89
19 Jan 86	20 Jan 115	21 Jan 137	22 Jan 142	23 Jan 130	24 Jan 116	25 Jan 77
26 Jan 67	27 Jan 72	28 Jan 63	29 Jan 67	30 Jan 62	31 Jan 82	1 Feb 81

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 67	27 Jan 72	28 Jan 63	29 Jan 67	30 Jan 62	31 Jan 82	1 Feb 81
2 Feb 80	3 Feb 62	4 Feb 55	5 Feb 50	6 Feb 56	7 Feb 57	8 Feb 58
9 Feb 63	10 Feb 68	11 Feb 79	12 Feb 84	13 Feb 58	14 Feb 92	15 Feb 61
16 Feb 116	17 Feb 54	18 Feb 68	19 Feb 54	20 Feb 60	21 Feb 59	22 Feb 61
23 Feb 61	24 Feb 64	25 Feb 65	26 Feb 86	27 Feb 67	28 Feb 88	1 Mar 95

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 61	24 Feb 64	25 Feb 65	26 Feb 86	27 Feb 67	28 Feb 88	1 Mar 95
2 Mar 77	3 Mar 55	4 Mar 48	5 Mar 42	6 Mar 53	7 Mar 79	8 Mar 76
9 Mar 85	10 Mar 91	11 Mar 100	12 Mar 99	13 Mar 85	14 Mar 76	15 Mar 54
16 Mar 65	17 Mar 62	18 Mar 55	19 Mar 76	20 Mar 85	21 Mar 100	22 Mar 102
23 Mar 106	24 Mar 111	25 Mar 127	26 Mar 89	27 Mar 101	28 Mar 87	29 Mar 64
30 Mar 62	31 Mar 68	1 Apr 73	2 Apr 74	3 Apr 74	4 Apr 81	5 Apr 65

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 62	31 Mar 68	1 Apr 73	2 Apr 74	3 Apr 74	4 Apr 81	5 Apr 65
6 Apr 69	7 Apr 71	8 Apr 83	9 Apr 74	10 Apr 74	11 Apr 72	12 Apr 62
13 Apr 60	14 Apr 52	15 Apr 55	16 Apr 68	17 Apr 67	18 Apr 82	19 Apr 61
20 Apr 61	21 Apr 54	22 Apr 45	23 Apr 34	24 Apr 58	25 Apr 71	26 Apr 59
27 Apr 51	28 Apr 56	29 Apr 65	30 Apr 61	1 May 53	2 May 51	3 May 51

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 51	28 Apr 56	29 Apr 65	30 Apr 61	1 May 53	2 May 51	3 May 51
4 May 50	5 May 52	6 May 42	7 May 54	8 May 67	9 May 53	10 May 47
11 May 65	12 May 69	13 May 72	14 May 72	15 May 66	16 May 57	17 May 44
18 May 58	19 May 61	20 May 58	21 May 54	22 May 56	23 May 63	24 May 46
25 May 48	26 May 59	27 May 67	28 May 82	29 May -	30 May -	31 May -

Health Advice For People Living In
Wonju

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

Wonju

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
South Korea

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

Bucheon, South Korea

Incheon, South Korea

Gimpo, South Korea

Goyang, South Korea

Seoul, South Korea

Kunpo, South Korea

Anyang, South Korea

Osan, South Korea

Gwangmyeongni, South Korea

Moderate

6xabove Standard

10.

Guri, South Korea

Moderate

6xabove Standard

Last Updated: 29 May 2025, 10:57 PM

AQI City Rankings

Air Quality Solutions For Wonju
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 Wonju

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 Wonju

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 Wonju

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 Wonju

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.

Wonju'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 Wonju

Frequently Asked Questions About Air Quality

What is the current AQI level in Wonju?

The current real-time AQI level in Wonju is 80 (Moderate). This was last updated 2025-05-30 07:39:56 AM (Local Time).

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

The best AQI level was 60 (Moderate) at 10:09 PM (Local Time) during the last 24 hours.

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

The worst AQI level was 80 (Moderate) at 1:09 AM, May 30, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Wonju have been fluctuating throughout the last 24 hours. The levels have increased by highest 80 at 1:09 AM, May 30, 2025 (Local Time), lowest 60 at 10:09 PM (Local Time).

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

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