Jian Hang Jiashc Lau, Chengdu, Sichuan, 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
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

2024

2025

AQI

Days

Days	2025	2024
Jul. 1	50	54
Jul. 2	54	56
Jul. 3		55
Jul. 4		52
Jul. 5		54
Jul. 6		54
Jul. 7		56
Jul. 8		52
Jul. 9		51
Jul. 10		48
Jul. 11		45
Jul. 12		46
Jul. 13		45
Jul. 14		44
Jul. 15		44
Jul. 16		42
Jul. 17		48
Jul. 18		40
Jul. 19		46
Jul. 20		40
Jul. 21		46
Jul. 22		46
Jul. 23		50
Jul. 24		43
Jul. 25		47
Jul. 26		49
Jul. 27		49
Jul. 28		48
Jul. 29		47
Jul. 30		47
Jul. 31		49

AQI Trends: Highest and Lowest

Highest AQI recorded on

2nd Jul 2024

56AQI

Lowest AQI recorded on

18th Jul 2024

40AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

AQI

Day

Night

6 AM2nd Jul 2025

8 PM

5 AM3rd Jul 2025

Day time

Avg. Highest Time

8PM2nd Jul

58AQI

Avg. Lowest Time

9AM2nd Jul

50AQI

Night time

Avg. Highest Time

9PM2nd Jul

58AQI

Avg. Lowest Time

5AM3rd Jul

54AQI

In the last 24 hours,

Jian Hang Jiashc Lau's AQI reached its highest point of 58 at 8 PM during the Day, while the lowest point, 50, was recorded at 9 AM during the Day between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Jian Hang Jiashc Lau, Chengdu, Sichuan, 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

21°C18/26°C

23°C18/28°C

24°C20/27°C

24°C22/27°C

24°C22/26°C

28°C23/33°C

26°C22/31°C

28°C21/35°C

27°C21/33°C

29°C22/35°C

29°C23/34°C

24°C23/25°C

27°C22/33°C

29°C24/34°C

28°C24/34°C

24°C21/27°C

24°C23/26°C

24°C23/25°C

24°C22/28°C

24°C20/29°C

21°C20/23°C

20°C19/21°C

22°C17/27°C

23°C19/27°C

25°C20/29°C

26°C22/30°C

23°C21/24°C

25°C20/30°C

25°C21/30°C

25°C23/28°C

6 AM

1 PM

8 PM

1 AM

5 AM

0°C0/0°C

Day time

Avg. Highest Time

6 AM - 8 PM

60AQI

15 hours / Day

450 hours / Month

Avg. Lowest Time

2 PM - 6 PM

56AQI

5 hours / Day

150 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 60), while the lowest AQI was between 2 PM to 6 PM (Avg. 56).

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
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

2025

68%

124

24%

Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)

Good

4 Days

Moderate

124 Days

Poor

44 Days

Unhealthy

11 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 2%

Health Risk Level:

Extreme

In 2025, 2% of 184 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
Jian Hang Jiashc Lau, Chengdu, Sichuan, 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.

138AQI

89AQI

93AQI

85AQI

81AQI

62AQI

52AQI

No. of days

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

202591AQI

124

Highest AQI recorded in

January

138AQI

Lowest AQI recorded in

July

52AQI

202471AQI

160

Highest AQI recorded in

December

123AQI

Lowest AQI recorded in

July

48AQI

202356AQI

Highest AQI recorded in

December

56AQI

Lowest AQI recorded in

November

48AQI

2021108AQI

Highest AQI recorded in

January

142AQI

Lowest AQI recorded in

April

56AQI

202075AQI

140

Highest AQI recorded in

December

122AQI

Lowest AQI recorded in

August

49AQI

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded

2021(Avg.)

108AQI

Least Polluted Year Recorded

2023(Avg.)

56AQI

Jian Hang Jiashc Lau's annual 2025 AQI (91) shows an average percentage change of 24.8% (worsened AQI) compared to previous years: 2020 (75), 2021 (108), 2023 (56), 2024 (71).


6 AM	53
7 AM	53
8 AM	55
9 AM	50
10 AM	52
11 AM	55
12 PM	55
1 PM	53
2 PM	56
3 PM	54
4 PM	56
5 PM	53
6 PM	54
7 PM	57
8 PM	58
9 PM	58
10 PM	58
11 PM	58
12 AM	58
1 AM	55
2 AM	54
3 AM	54
4 AM	54
5 AM	54

Jian Hang Jiashc Lau, Chengdu, Sichuan, China Historical Air Quality Analysis

July Air Quality AnalysisJian Hang Jiashc Lau, Chengdu, Sichuan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Jian Hang Jiashc Lau, Chengdu, Sichuan, China

Day & Night AQI Trend : Jun - Jul 2025Jian Hang Jiashc Lau, Chengdu, Sichuan, China

2025 Days Vs Air Quality Jian Hang Jiashc Lau, Chengdu, Sichuan, China

Annual Air Quality InsightsJian Hang Jiashc Lau, Chengdu, Sichuan, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

Day & Night AQI Trend : Jun - Jul 2025
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

2025 Days Vs Air Quality
Jian Hang Jiashc Lau, Chengdu, Sichuan, China

Annual Air Quality Insights
Jian Hang Jiashc Lau, Chengdu, Sichuan, China