Zhoushui Bridge, Zunyi, Guizhou, China 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+

July Air Quality Analysis
Zhoushui Bridge, Zunyi, Guizhou, China

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	51	39	61	32	32
Jul. 2	51	37	51	35	40
Jul. 3		27	41	34	40
Jul. 4		30	46	40	42
Jul. 5		38	55	60	39
Jul. 6		41	42	52	48
Jul. 7		30	50	44	53
Jul. 8		37	47	42	48
Jul. 9		33	50	36	42
Jul. 10		47	43	41	41
Jul. 11		42	48	36	38
Jul. 12		48	43		48
Jul. 13		33	49		54
Jul. 14		33	52	34	45
Jul. 15		32	65	43	48
Jul. 16		39	62	51	51
Jul. 17		39	68	46	44
Jul. 18		32	59	30	41
Jul. 19		29	46	47	54
Jul. 20		33	40	44	45
Jul. 21		38	51		47
Jul. 22		45	55	36	40
Jul. 23		41	56	32	38
Jul. 24		36	57	55	49
Jul. 25		45	53		46
Jul. 26		52	48		53
Jul. 27		49	43		55
Jul. 28		51	54		41
Jul. 29		41	50		55
Jul. 30		31	57		69
Jul. 31		32	43		72

AQI Trends: Highest and Lowest

Highest AQI recorded on

31st Jul 2021

72AQI

Lowest AQI recorded on

3rd Jul 2024

27AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 51 of Moderate air quality, showing improvement over 2023 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Zhoushui Bridge, Zunyi, Guizhou, China

AQI

Day

Night

5 AM2nd Jul 2025

7 PM

4 AM3rd Jul 2025

Day time

Avg. Highest Time

12AMNaNth undefined

AQI

Avg. Lowest Time

12AMNaNth undefined

AQI

Night time

Avg. Highest Time

5AM2nd Jul

54AQI

Avg. Lowest Time

5PM2nd Jul

30AQI

In the last 24 hours,

Zhoushui Bridge's AQI reached its highest point of 54 at 5 AM during the Night, while the lowest point, 30, was recorded at 5 PM during the Night between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Zhoushui Bridge, Zunyi, Guizhou, China

JunJul

03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd

Day

Night

18°C16/20°C

20°C17/23°C

23°C19/27°C

24°C21/29°C

23°C21/26°C

24°C20/28°C

22°C20/26°C

22°C17/28°C

23°C18/28°C

23°C17/28°C

24°C18/30°C

25°C20/32°C

23°C20/27°C

24°C18/30°C

25°C21/29°C

23°C22/26°C

22°C20/22°C

22°C20/26°C

21°C20/24°C

20°C19/20°C

21°C18/26°C

21°C19/24°C

20°C20/21°C

20°C18/23°C

21°C19/25°C

22°C19/27°C

23°C20/27°C

21°C20/24°C

23°C20/26°C

0°C0/0°C

5 AM

12 PM

7 PM

12 AM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 7 AM

61AQI

3 hours / Day

90 hours / Month

Avg. Lowest Time

8 AM - 11 AM

53AQI

4 hours / Day

120 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 61), while the lowest AQI was between 8 AM to 11 AM (Avg. 53).

Night time

Avg. Highest Time

12 AM - 11 PM

64AQI

9 hours / Day

270 hours / Month

Avg. Lowest Time

12 AM - 11 PM

64AQI

9 hours / Day

270 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 64), while the lowest AQI was between 12 AM to 11 PM (Avg. 64).

2025 Days Vs Air Quality
Zhoushui Bridge, Zunyi, Guizhou, China

2025

76%

139

22%

Total number of days with different AQI categories in last 183 days in 2025 (182 days remaining)

Good

2 Days

Moderate

139 Days

Poor

40 Days

Unhealthy

2 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 1%

Health Risk Level:

Extreme

In 2025, 1% of 183 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights
Zhoushui Bridge, Zunyi, Guizhou, China

AQI levels in 2025

AQI

PM2.5

PM10

SO2

NO2

Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

118AQI

82AQI

87AQI

93AQI

71AQI

60AQI

51AQI

No. of days

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

202585AQI

139

Highest AQI recorded in

January

118AQI

Lowest AQI recorded in

July

51AQI

202470AQI

228

Highest AQI recorded in

December

108AQI

Lowest AQI recorded in

June

37AQI

202376AQI

215

Highest AQI recorded in

January

116AQI

Lowest AQI recorded in

August

47AQI

202272AQI

164

Highest AQI recorded in

December

111AQI

Lowest AQI recorded in

June

40AQI

202171AQI

112

180

Highest AQI recorded in

December

113AQI

Lowest AQI recorded in

April

43AQI

202055AQI

160

Highest AQI recorded in

December

83AQI

Lowest AQI recorded in

July

39AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

85AQI

Least Polluted Year Recorded

2020(Avg.)

55AQI

Zhoushui Bridge's annual 2025 AQI (85) shows an average percentage change of 25.1% (worsened AQI) compared to previous years: 2020 (55), 2021 (71), 2022 (72), 2023 (76), 2024 (70).


5 AM	54
6 AM	54
7 AM	54
8 AM	40
9 AM	40
10 AM	51
11 AM	50
12 PM	43
1 PM	36
2 PM	38
3 PM	35
4 PM	31
5 PM	30
6 PM	34
7 PM	43
8 PM	43
9 PM	43
10 PM	43
11 PM	43
12 AM	43
1 AM	51
2 AM	53
3 AM	54
4 AM	54

Zhoushui Bridge, Zunyi, Guizhou, China Historical Air Quality Analysis

July Air Quality AnalysisZhoushui Bridge, Zunyi, Guizhou, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Zhoushui Bridge, Zunyi, Guizhou, China

Day & Night AQI Trend : Jun - Jul 2025Zhoushui Bridge, Zunyi, Guizhou, China

2025 Days Vs Air Quality Zhoushui Bridge, Zunyi, Guizhou, China

Annual Air Quality InsightsZhoushui Bridge, Zunyi, Guizhou, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Zhoushui Bridge, Zunyi, Guizhou, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Zhoushui Bridge, Zunyi, Guizhou, China

Day & Night AQI Trend : Jun - Jul 2025
Zhoushui Bridge, Zunyi, Guizhou, China

2025 Days Vs Air Quality
Zhoushui Bridge, Zunyi, Guizhou, China

Annual Air Quality Insights
Zhoushui Bridge, Zunyi, Guizhou, China