Country Background

Thanh pho Uong Bi, Quang Ninh, Vietnam Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

August Air Quality Analysis

Thanh pho Uong Bi, Quang Ninh, Vietnam

AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
NaNth undefined NaN
0AQI
Lowest AQI recorded on
NaNth undefined NaN
InfinityAQI


Same Day Analysis (NaNth undefined ):
On this day, AQI across the 0 years varied significantly: 2025 ranks 1st highest AQI at 0 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

2025 Days Vs Air Quality

Thanh pho Uong Bi, Quang Ninh, Vietnam

2025

36%

23

64%

41

Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)

Good
23 Days
Moderate
41 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 36%

Health Risk Level:

High

In 2025, 36% of 213 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.

Annual Air Quality Insights

Thanh pho Uong Bi, Quang Ninh, Vietnam

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st May 2025
48AQI
2nd May 2025
53AQI
3rd May 2025
50AQI
1st June 2025
49AQI
2nd June 2025
50AQI
3rd June 2025
50AQI
4th June 2025
51AQI
5th June 2025
53AQI
6th June 2025
52AQI
7th June 2025
51AQI
8th June 2025
52AQI
9th June 2025
52AQI
10th June 2025
52AQI
11th June 2025
53AQI
12th June 2025
51AQI
13th June 2025
50AQI
14th June 2025
52AQI
15th June 2025
54AQI
16th June 2025
57AQI
17th June 2025
55AQI
18th June 2025
55AQI
19th June 2025
57AQI
20th June 2025
59AQI
21st June 2025
53AQI
22nd June 2025
52AQI
23rd June 2025
53AQI
24th June 2025
57AQI
25th June 2025
51AQI
26th June 2025
52AQI
27th June 2025
50AQI
28th June 2025
48AQI
29th June 2025
44AQI
30th June 2025
50AQI
1st July 2025
41AQI
2nd July 2025
38AQI
3rd July 2025
43AQI
4th July 2025
56AQI
5th July 2025
57AQI
6th July 2025
56AQI
7th July 2025
56AQI
8th July 2025
54AQI
9th July 2025
56AQI
10th July 2025
51AQI
11th July 2025
50AQI
12th July 2025
50AQI
13th July 2025
53AQI
14th July 2025
58AQI
15th July 2025
58AQI
16th July 2025
55AQI
17th July 2025
53AQI
18th July 2025
55AQI
19th July 2025
61AQI
20th July 2025
53AQI
21st July 2025
47AQI
22nd July 2025
43AQI
23rd July 2025
42AQI
24th July 2025
39AQI
25th July 2025
45AQI
26th July 2025
49AQI
27th July 2025
47AQI
28th July 2025
47AQI
29th July 2025
59AQI
30th July 2025
56AQI
31st July 2025
53AQI

50AQI

52AQI

51AQI


No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202552AQI

2
1
8
22
13
18
23
41

Highest AQI recorded in

June

52AQI


Lowest AQI recorded in

May

50AQI


Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
52AQI
Least Polluted Year Recorded
2025(Avg.)
52AQI


Thanh pho Uong Bi's annual 2025 AQI (52) shows an average percentage change of NaN% (improved AQI) compared to previous years: .