Qujing, Yunnan, 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
Qujing, Yunnan, China

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	41	27	38	54	56
Jul. 2	38	55	39	59	32
Jul. 3		29	43	56	46
Jul. 4		23	38	67	46
Jul. 5		27	42	83	48
Jul. 6		25	30	76	47
Jul. 7		28	27	79	50
Jul. 8		28	27	69	52
Jul. 9		31	35	43	31
Jul. 10		34	27	45	36
Jul. 11		29	28	52	32
Jul. 12		36	24	55	35
Jul. 13		35	29	69	40
Jul. 14		35	37	52	38
Jul. 15		37	47	50	41
Jul. 16		33	48	53	41
Jul. 17		41	58	48	47
Jul. 18		39	61	50	45
Jul. 19		35	42	63	42
Jul. 20		36	42	54	54
Jul. 21		36	57	49	47
Jul. 22		39	56	51	49
Jul. 23		55	65	32	53
Jul. 24		50	39	37	63
Jul. 25		47	51		55
Jul. 26		62	51		78
Jul. 27		69	46		78
Jul. 28		48	49		64
Jul. 29		47	49		64
Jul. 30		32	64		70
Jul. 31		53	67		75

AQI Trends: Highest and Lowest

Highest AQI recorded on

5th Jul 2022

83AQI

Lowest AQI recorded on

4th Jul 2024

23AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 38 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Qujing, Yunnan, China

AQI

Day

Night

5 AM2nd Jul 2025

6 PM

4 AM3rd Jul 2025

Day time

Avg. Highest Time

5AM2nd Jul

46AQI

Avg. Lowest Time

6PM2nd Jul

22AQI

Night time

Avg. Highest Time

2AM3rd Jul

47AQI

Avg. Lowest Time

9PM2nd Jul

27AQI

In the last 24 hours,

Qujing's AQI reached its highest point of 47 at 2 AM during the Night, while the lowest point, 22, was recorded at 6 PM during the Day between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Qujing, Yunnan, 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

13°C12/14°C

15°C12/19°C

19°C13/25°C

20°C15/26°C

21°C16/26°C

18°C15/22°C

17°C15/18°C

18°C14/23°C

19°C14/25°C

19°C13/26°C

20°C14/28°C

22°C16/29°C

19°C16/23°C

19°C14/25°C

19°C17/22°C

20°C16/24°C

19°C17/22°C

18°C16/21°C

17°C16/18°C

15°C15/16°C

17°C14/23°C

19°C16/24°C

19°C15/24°C

18°C16/22°C

18°C14/24°C

19°C15/24°C

18°C16/19°C

17°C15/20°C

18°C16/23°C

5 AM

11 AM

6 PM

11 PM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 7 AM

54AQI

3 hours / Day

90 hours / Month

Avg. Lowest Time

8 AM - 6 PM

48AQI

11 hours / Day

330 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 54), while the lowest AQI was between 8 AM to 6 PM (Avg. 48).

Night time

Avg. Highest Time

12 AM - 4 AM

56AQI

5 hours / Day

150 hours / Month

Avg. Lowest Time

7 PM

48AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 56), while the lowest AQI was between 7 PM to 7 PM (Avg. 48).

2025 Days Vs Air Quality
Qujing, Yunnan, China

2025

17%

74%

136

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

Good

31 Days

Moderate

136 Days

Poor

16 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 17%

Health Risk Level:

Extreme

In 2025, 17% 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
Qujing, Yunnan, 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.

86AQI

61AQI

71AQI

83AQI

57AQI

53AQI

40AQI

No. of days

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

202568AQI

136

Highest AQI recorded in

January

86AQI

Lowest AQI recorded in

July

40AQI

202460AQI

124

232

Highest AQI recorded in

April

84AQI

Lowest AQI recorded in

July

39AQI

202367AQI

229

Highest AQI recorded in

February

90AQI

Lowest AQI recorded in

July

44AQI

202270AQI

240

Highest AQI recorded in

December

90AQI

Lowest AQI recorded in

June

50AQI

202170AQI

107

207

Highest AQI recorded in

March

111AQI

Lowest AQI recorded in

October

49AQI

202063AQI

143

Highest AQI recorded in

March

109AQI

Lowest AQI recorded in

July

43AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2022(Avg.)

70AQI

Least Polluted Year Recorded

2024(Avg.)

60AQI

Qujing's annual 2025 AQI (68) shows an average percentage change of 3.8% (worsened AQI) compared to previous years: 2020 (63), 2021 (70), 2022 (70), 2023 (67), 2024 (60).


5 AM	46
6 AM	42
7 AM	41
8 AM	28
9 AM	30
10 AM	32
11 AM	23
12 PM	24
1 PM	25
2 PM	31
3 PM	27
4 PM	23
5 PM	23
6 PM	22
7 PM	26
8 PM	27
9 PM	27
10 PM	28
11 PM	30
12 AM	30
1 AM	42
2 AM	47
3 AM	47
4 AM	47

Qujing, Yunnan, China Historical Air Quality Analysis

July Air Quality AnalysisQujing, Yunnan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Qujing, Yunnan, China

Day & Night AQI Trend : Jun - Jul 2025Qujing, Yunnan, China

2025 Days Vs Air Quality Qujing, Yunnan, China

Annual Air Quality InsightsQujing, Yunnan, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Qujing, Yunnan, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Qujing, Yunnan, China

Day & Night AQI Trend : Jun - Jul 2025
Qujing, Yunnan, China

2025 Days Vs Air Quality
Qujing, Yunnan, China

Annual Air Quality Insights
Qujing, Yunnan, China