Beihai, Guangxi, 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
Beihai, Guangxi, China

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	38	35	41	52	41
Jul. 2	36	42	33	36	42
Jul. 3		39	28	34	42
Jul. 4		31	30	34	49
Jul. 5		22	35	43	48
Jul. 6		20	37	25	47
Jul. 7		27	31	26	60
Jul. 8		25	33	34	36
Jul. 9		28	35	33	30
Jul. 10		32	36	45	42
Jul. 11		34	36	36	33
Jul. 12		32	34	31	34
Jul. 13		29	39	29	31
Jul. 14		33	34	42	34
Jul. 15		35	50	31	35
Jul. 16		36	73	29	27
Jul. 17		25	82	38	24
Jul. 18		27	39	42	40
Jul. 19		28	40	35	50
Jul. 20		31	34	35	81
Jul. 21		32	31	25	48
Jul. 22		29	34	32	40
Jul. 23		30	36	26	26
Jul. 24		28	34	19	35
Jul. 25		30	38		45
Jul. 26		52	38		71
Jul. 27		35	38		60
Jul. 28		43	56		51
Jul. 29		32	45		36
Jul. 30		23	35		38
Jul. 31		32	32		39

AQI Trends: Highest and Lowest

Highest AQI recorded on

17th Jul 2023

82AQI

Lowest AQI recorded on

24th Jul 2022

19AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 36 of Good air quality, showing improvement over 2024, 2022 and 2021 on the same day.

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Beihai, Guangxi, China

AQI

Day

Night

6 AM3rd Jul 2025

7 PM

5 AM4th Jul 2025

Day time

Avg. Highest Time

12AMNaNth undefined

AQI

Avg. Lowest Time

12AMNaNth undefined

AQI

Night time

Avg. Highest Time

11PM3rd Jul

55AQI

Avg. Lowest Time

7PM3rd Jul

32AQI

In the last 24 hours,

Beihai's AQI reached its highest point of 55 at 11 PM during the Night, while the lowest point, 32, was recorded at 7 PM during the Night between 3rd Jul and 4th Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Beihai, Guangxi, China

JunJul

04th - 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 - 04th04th

Day

Night

28°C26/30°C

29°C27/30°C

30°C28/31°C

30°C29/31°C

30°C28/31°C

29°C28/31°C

29°C27/32°C

28°C27/30°C

26°C26/27°C

29°C29/30°C

29°C28/30°C

29°C28/29°C

28°C27/30°C

29°C27/30°C

29°C28/30°C

29°C27/30°C

29°C28/30°C

29°C28/31°C

28°C26/29°C

28°C26/30°C

29°C27/30°C

29°C28/30°C

29°C27/30°C

28°C27/30°C

29°C27/30°C

0°C0/0°C

6 AM

12 PM

7 PM

12 AM

5 AM

0°C0/0°C

Day time

Avg. Highest Time

6 AM - 7 AM

48AQI

2 hours / Day

60 hours / Month

Avg. Lowest Time

3 PM - 6 PM

38AQI

4 hours / Day

120 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 48), while the lowest AQI was between 3 PM to 6 PM (Avg. 38).

Night time

Avg. Highest Time

12 AM - 5 AM

48AQI

6 hours / Day

180 hours / Month

Avg. Lowest Time

8 PM - 11 PM

45AQI

4 hours / Day

120 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 48), while the lowest AQI was between 8 PM to 11 PM (Avg. 45).

2025 Days Vs Air Quality
Beihai, Guangxi, China

2025

21%

52%

21%

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

Good

39 Days

Moderate

95 Days

Poor

38 Days

Unhealthy

11 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 21%

Health Risk Level:

Very high

In 2025, 21% of 184 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.

Annual Air Quality Insights
Beihai, Guangxi, 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.

131AQI

97AQI

75AQI

89AQI

55AQI

46AQI

37AQI

No. of days

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

202582AQI

Highest AQI recorded in

January

131AQI

Lowest AQI recorded in

July

37AQI

202470AQI

125

180

Highest AQI recorded in

December

117AQI

Lowest AQI recorded in

July

32AQI

202369AQI

142

150

Highest AQI recorded in

January

112AQI

Lowest AQI recorded in

August

38AQI

202276AQI

147

Highest AQI recorded in

December

114AQI

Lowest AQI recorded in

July

34AQI

202173AQI

140

134

Highest AQI recorded in

January

141AQI

Lowest AQI recorded in

August

38AQI

202070AQI

106

104

Highest AQI recorded in

December

116AQI

Lowest AQI recorded in

July

41AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

82AQI

Least Polluted Year Recorded

2023(Avg.)

69AQI

Beihai's annual 2025 AQI (82) shows an average percentage change of 13.7% (worsened AQI) compared to previous years: 2020 (70), 2021 (73), 2022 (76), 2023 (69), 2024 (70).


6 AM	36
7 AM	36
8 AM	36
9 AM	36
10 AM	32
11 AM	32
12 PM	32
1 PM	32
2 PM	32
3 PM	32
4 PM	32
5 PM	36
6 PM	36
7 PM	32
8 PM	34
9 PM	46
10 PM	52
11 PM	55
12 AM	52
1 AM	33
2 AM	34
3 AM	34
4 AM	34
5 AM	34

Beihai, Guangxi, China Historical Air Quality Analysis

July Air Quality AnalysisBeihai, Guangxi, China

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025Beihai, Guangxi, China

Day & Night AQI Trend : Jun - Jul 2025Beihai, Guangxi, China

2025 Days Vs Air Quality Beihai, Guangxi, China

Annual Air Quality InsightsBeihai, Guangxi, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Beihai, Guangxi, China

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Beihai, Guangxi, China

Day & Night AQI Trend : Jun - Jul 2025
Beihai, Guangxi, China

2025 Days Vs Air Quality
Beihai, Guangxi, China

Annual Air Quality Insights
Beihai, Guangxi, China