Neijiang, 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
Neijiang, Sichuan, China

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	53	49	71	53	64
Jul. 2	51	53	55	48	49
Jul. 3		55	45	42	51
Jul. 4		52	50	53	88
Jul. 5		49	69	72	87
Jul. 6		61	59	76	67
Jul. 7		84	78	78	60
Jul. 8		61	93	67	51
Jul. 9		29	95	70	47
Jul. 10		36	88	47	40
Jul. 11		40	70	44	46
Jul. 12		51	77	57	42
Jul. 13		55	53	59	62
Jul. 14		29	49	56	74
Jul. 15		46	70	67	53
Jul. 16		55	90	57	38
Jul. 17		64	80	44	45
Jul. 18		49	80	45	52
Jul. 19		57	70	40	63
Jul. 20		52	60	47	64
Jul. 21		74	56	46	64
Jul. 22		39	78	42	69
Jul. 23		68	72	44	63
Jul. 24		60	66	50	60
Jul. 25		82	60		53
Jul. 26		88	42		64
Jul. 27		85	45		56
Jul. 28		60	42		66
Jul. 29		58	56		77
Jul. 30		60	75		86
Jul. 31		78	81		85

AQI Trends: Highest and Lowest

Highest AQI recorded on

9th Jul 2023

95AQI

Lowest AQI recorded on

9th Jul 2024

29AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 51 of Moderate air quality, showing improvement over 2024 and 2023 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Neijiang, Sichuan, China

AQI

Day

Night

6 AM2nd Jul 2025

8 PM

5 AM3rd Jul 2025

Day time

Avg. Highest Time

6AM2nd Jul

55AQI

Avg. Lowest Time

11AM2nd Jul

35AQI

Night time

Avg. Highest Time

3AM3rd Jul

56AQI

Avg. Lowest Time

12AM3rd Jul

41AQI

In the last 24 hours,

Neijiang's AQI reached its highest point of 56 at 3 AM during the Night, while the lowest point, 35, was recorded at 11 AM during the Day between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Neijiang, 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°C20/23°C

24°C20/30°C

25°C22/30°C

25°C22/29°C

24°C23/28°C

26°C23/30°C

26°C23/32°C

28°C22/35°C

29°C23/35°C

29°C24/35°C

30°C24/36°C

28°C23/33°C

27°C20/33°C

29°C23/35°C

31°C25/36°C

24°C23/26°C

26°C23/31°C

26°C24/30°C

23°C21/24°C

25°C20/30°C

26°C21/31°C

23°C20/27°C

22°C20/26°C

25°C20/30°C

27°C22/32°C

29°C25/33°C

26°C23/29°C

25°C23/29°C

27°C22/32°C

28°C25/33°C

6 AM

1 PM

8 PM

1 AM

5 AM

0°C0/0°C

Day time

Avg. Highest Time

6 AM - 8 PM

64AQI

15 hours / Day

450 hours / Month

Avg. Lowest Time

5 PM - 7 PM

57AQI

3 hours / Day

90 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 64), while the lowest AQI was between 5 PM to 7 PM (Avg. 57).

Night time

Avg. Highest Time

12 AM - 11 PM

66AQI

9 hours / Day

270 hours / Month

Avg. Lowest Time

12 AM - 11 PM

66AQI

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. 66), while the lowest AQI was between 12 AM to 11 PM (Avg. 66).

2025 Days Vs Air Quality
Neijiang, Sichuan, China

2025

0.5%

51%

37%

10%

0.5%

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

Good

1 Days

Moderate

94 Days

Poor

68 Days

Unhealthy

19 Days

Severe

1 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 0.55%

Health Risk Level:

Extreme

In 2025, 0.55% 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
Neijiang, 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.

150AQI

104AQI

98AQI

105AQI

98AQI

66AQI

52AQI

No. of days

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

2025103AQI

Highest AQI recorded in

January

150AQI

Lowest AQI recorded in

July

52AQI

202498AQI

187

101

Highest AQI recorded in

January

141AQI

Lowest AQI recorded in

July

57AQI

2023103AQI

174

Highest AQI recorded in

January

159AQI

Lowest AQI recorded in

July

67AQI

202295AQI

143

100

Highest AQI recorded in

January

138AQI

Lowest AQI recorded in

July

54AQI

202195AQI

179

Highest AQI recorded in

January

152AQI

Lowest AQI recorded in

August

54AQI

202085AQI

162

Highest AQI recorded in

December

129AQI

Lowest AQI recorded in

July

59AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

103AQI

Least Polluted Year Recorded

2020(Avg.)

85AQI

Neijiang's annual 2025 AQI (103) shows an average percentage change of 9.1% (worsened AQI) compared to previous years: 2020 (85), 2021 (95), 2022 (95), 2023 (103), 2024 (98).


6 AM	55
7 AM	55
8 AM	52
9 AM	50
10 AM	39
11 AM	35
12 PM	40
1 PM	41
2 PM	41
3 PM	40
4 PM	40
5 PM	42
6 PM	43
7 PM	41
8 PM	41
9 PM	41
10 PM	41
11 PM	41
12 AM	41
1 AM	52
2 AM	55
3 AM	56
4 AM	56
5 AM	56

Neijiang, Sichuan, China Historical Air Quality Analysis

July Air Quality AnalysisNeijiang, Sichuan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Neijiang, Sichuan, China

Day & Night AQI Trend : Jun - Jul 2025Neijiang, Sichuan, China

2025 Days Vs Air Quality Neijiang, Sichuan, China

Annual Air Quality InsightsNeijiang, Sichuan, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Neijiang, Sichuan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Neijiang, Sichuan, China

Day & Night AQI Trend : Jun - Jul 2025
Neijiang, Sichuan, China

2025 Days Vs Air Quality
Neijiang, Sichuan, China

Annual Air Quality Insights
Neijiang, Sichuan, China