Xiashi, Zhejiang, 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
Xiashi, Zhejiang, China

2021

2022

2024

2025

AQI

Days

Days	2025	2024	2022	2021
Jul. 1	49	54	35	54
Jul. 2	53	50	32	61
Jul. 3		53	38	59
Jul. 4		52	44	66
Jul. 5		54	64	59
Jul. 6		54	46	30
Jul. 7		56	53	49
Jul. 8		55	57	54
Jul. 9		56	57	46
Jul. 10		60	68	59
Jul. 11		60	55	88
Jul. 12		61		71
Jul. 13		58	94	60
Jul. 14		60	78	54
Jul. 15		59	81	43
Jul. 16		54	103	35
Jul. 17		57	69	38
Jul. 18		55	59	50
Jul. 19		56	51	41
Jul. 20		55	57	36
Jul. 21		56	64	27
Jul. 22		55	76	38
Jul. 23		50	72	30
Jul. 24		47	48	27
Jul. 25		43		19
Jul. 26		41		20
Jul. 27		38		37
Jul. 28		36		51
Jul. 29		34		65
Jul. 30		34		70
Jul. 31		37		77

AQI Trends: Highest and Lowest

Highest AQI recorded on

16th Jul 2022

103AQI

Lowest AQI recorded on

25th Jul 2021

19AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 53 of Moderate air quality, showing improvement over 2021 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Xiashi, Zhejiang, China

AQI

Day

Night

4 AM2nd Jul 2025

7 PM

3 AM3rd Jul 2025

Day time

Avg. Highest Time

2PM2nd Jul

57AQI

Avg. Lowest Time

9AM2nd Jul

40AQI

Night time

Avg. Highest Time

8PM2nd Jul

54AQI

Avg. Lowest Time

3AM3rd Jul

54AQI

In the last 24 hours,

Xiashi's AQI reached its highest point of 57 at 2 PM during the Day, while the lowest point, 40, was recorded at 9 AM during the Day between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Xiashi, Zhejiang, 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

22°C18/25°C

24°C21/27°C

24°C22/28°C

24°C21/28°C

25°C23/28°C

23°C21/25°C

23°C21/24°C

22°C20/23°C

21°C21/22°C

22°C21/23°C

24°C24/25°C

26°C24/28°C

23°C21/25°C

24°C20/28°C

26°C24/31°C

26°C25/29°C

27°C25/29°C

27°C25/30°C

26°C23/31°C

23°C22/24°C

23°C21/25°C

24°C22/25°C

26°C24/30°C

28°C25/32°C

26°C24/30°C

27°C24/30°C

28°C26/31°C

28°C26/30°C

4 AM

11 AM

7 PM

11 PM

3 AM

0°C0/0°C

Day time

Avg. Highest Time

4 AM - 8 AM

59AQI

5 hours / Day

150 hours / Month

Avg. Lowest Time

9 AM - 7 PM

55AQI

11 hours / Day

330 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 4 AM to 8 AM (Avg. 59), while the lowest AQI was between 9 AM to 7 PM (Avg. 55).

Night time

Avg. Highest Time

12 AM - 11 PM

59AQI

8 hours / Day

240 hours / Month

Avg. Lowest Time

8 PM - 11 PM

58AQI

4 hours / Day

120 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 59), while the lowest AQI was between 8 PM to 11 PM (Avg. 58).

2025 Days Vs Air Quality
Xiashi, Zhejiang, China

2025

72%

131

22%

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

Good

7 Days

Moderate

131 Days

Poor

40 Days

Unhealthy

5 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 4%

Health Risk Level:

Extreme

In 2025, 4% 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
Xiashi, Zhejiang, 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.

115AQI

103AQI

87AQI

91AQI

75AQI

57AQI

51AQI

No. of days

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

202588AQI

131

Highest AQI recorded in

January

115AQI

Lowest AQI recorded in

July

51AQI

202470AQI

187

Highest AQI recorded in

December

114AQI

Lowest AQI recorded in

July

51AQI

202381AQI

Highest AQI recorded in

December

81AQI

Lowest AQI recorded in

November

79AQI

202271AQI

128

Highest AQI recorded in

February

91AQI

Lowest AQI recorded in

September

59AQI

202172AQI

134

Highest AQI recorded in

December

103AQI

Lowest AQI recorded in

July

49AQI

202074AQI

176

Highest AQI recorded in

December

116AQI

Lowest AQI recorded in

June

59AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

88AQI

Least Polluted Year Recorded

2024(Avg.)

70AQI

Xiashi's annual 2025 AQI (88) shows an average percentage change of 19.3% (worsened AQI) compared to previous years: 2020 (74), 2021 (72), 2022 (71), 2023 (81), 2024 (70).


4 AM	54
5 AM	53
6 AM	53
7 AM	53
8 AM	46
9 AM	40
10 AM	44
11 AM	48
12 PM	51
1 PM	53
2 PM	57
3 PM	53
4 PM	52
5 PM	54
6 PM	53
7 PM	54
8 PM	54
9 PM	54
10 PM	54
11 PM	54
12 AM	54
1 AM	54
2 AM	54
3 AM	54

Xiashi, Zhejiang, China Historical Air Quality Analysis

July Air Quality AnalysisXiashi, Zhejiang, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Xiashi, Zhejiang, China

Day & Night AQI Trend : Jun - Jul 2025Xiashi, Zhejiang, China

2025 Days Vs Air Quality Xiashi, Zhejiang, China

Annual Air Quality InsightsXiashi, Zhejiang, China

AQI levels in 2025

No. of days

July Air Quality Analysis
Xiashi, Zhejiang, China

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Xiashi, Zhejiang, China

Day & Night AQI Trend : Jun - Jul 2025
Xiashi, Zhejiang, China

2025 Days Vs Air Quality
Xiashi, Zhejiang, China

Annual Air Quality Insights
Xiashi, Zhejiang, China