Imam Hossein Sq, Shiraz, Fars, Iran 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+

September Air Quality Analysis
Imam Hossein Sq, Shiraz, Fars, Iran

2021

2022

2024

2025

AQI

Days

Days	2025	2024	2022	2021
Sep. 1	71	76		0
Sep. 2	80	78		0
Sep. 3	79	73		0
Sep. 4	66	70		0
Sep. 5	85			0
Sep. 6	78			0
Sep. 7	82			0
Sep. 8	84			0
Sep. 9	81			0
Sep. 10	82			0
Sep. 11	86			0
Sep. 12	82			0
Sep. 13	79		80	0
Sep. 14	77		77	0
Sep. 15	75		74	1
Sep. 16	77		74
Sep. 17	79		66
Sep. 18	73		78
Sep. 19			90
Sep. 20			80
Sep. 21			71
Sep. 22			74
Sep. 23
Sep. 24
Sep. 25
Sep. 26
Sep. 27
Sep. 28
Sep. 29
Sep. 30

AQI Trends: Highest and Lowest

Highest AQI recorded on

19th Sep 2022

90AQI

Lowest AQI recorded on

1st Sep 2021

0AQI

Same Day Analysis (18th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 73 of Moderate air quality, showing improvement over 2022 on the same day.

Day & Night AQI Trend: 19th Sep - 20th Sep 2025
Imam Hossein Sq, Shiraz, Fars, Iran

AQI

Day

Night

6 AM19th Sep 2025

7 PM

5 AM20th Sep 2025

Day time

Avg. Highest Time

4PM19th Sep

74AQI

Avg. Lowest Time

1PM19th Sep

60AQI

Night time

Avg. Highest Time

2AM20th Sep

96AQI

Avg. Lowest Time

4AM20th Sep

60AQI

In the last 24 hours,

Imam Hossein Sq's AQI reached its highest point of 96 at 2 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 19th Sep and 20th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025
Imam Hossein Sq, Shiraz, Fars, Iran

AugSep

21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th

Day

Night

28°C19/36°C

29°C21/37°C

29°C21/36°C

30°C20/36°C

28°C20/35°C

26°C17/34°C

27°C18/34°C

27°C18/33°C

26°C17/33°C

27°C18/34°C

27°C19/34°C

26°C18/34°C

27°C18/34°C

27°C20/34°C

28°C20/35°C

27°C19/35°C

26°C18/33°C

27°C20/34°C

27°C19/34°C

27°C20/34°C

27°C20/35°C

27°C19/34°C

26°C19/32°C

25°C17/33°C

6 AM

12 PM

7 PM

12 AM

5 AM

--°C/°C

Day time

Avg. Highest Time

10 AM

88AQI

1 hours / Day

30 hours / Month

Avg. Lowest Time

2 PM - 7 PM

80AQI

6 hours / Day

180 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 88), while the lowest AQI was between 2 PM to 7 PM (Avg. 80).

Night time

Avg. Highest Time

12 AM - 11 PM

85AQI

10 hours / Day

300 hours / Month

Avg. Lowest Time

12 AM - 11 PM

85AQI

10 hours / Day

300 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 85), while the lowest AQI was between 12 AM to 11 PM (Avg. 85).

2025 Days Vs Air Quality
Imam Hossein Sq, Shiraz, Fars, Iran

2025

87%

226

12%

Total number of days with different AQI categories in last 263 days in 2025 (102 days remaining)

Good

4 Days

Moderate

226 Days

Poor

31 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 2%

Health Risk Level:

Extreme

In 2025, 2% of 263 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
Imam Hossein Sq, Shiraz, Fars, Iran

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.

77AQI

65AQI

75AQI

80AQI

87AQI

96AQI

93AQI

79AQI

No. of days

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

202583AQI

226

Highest AQI recorded in

June

96AQI

Lowest AQI recorded in

February

65AQI

202465AQI

161

Highest AQI recorded in

December

86AQI

Lowest AQI recorded in

January

23AQI

202324AQI

Highest AQI recorded in

December

25AQI

Lowest AQI recorded in

November

21AQI

202239AQI

Highest AQI recorded in

September

76AQI

Lowest AQI recorded in

April

29AQI

202133AQI

149

Highest AQI recorded in

July

110AQI

Lowest AQI recorded in

August

0AQI

202076AQI

Highest AQI recorded in

June

112AQI

Lowest AQI recorded in

April

14AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

83AQI

Least Polluted Year Recorded

2023(Avg.)

24AQI

Imam Hossein Sq's annual 2025 AQI (83) shows an average percentage change of 109.2% (worsened AQI) compared to previous years: 2020 (76), 2021 (33), 2022 (39), 2023 (24), 2024 (65).


6 AM	65
7 AM	65
8 AM	66
9 AM	66
10 AM	72
11 AM	68
12 PM	61
1 PM	60
2 PM	66
3 PM	65
4 PM	74
5 PM	63
6 PM	70
7 PM	72
8 PM	73
9 PM	84
10 PM	80
11 PM	90
12 AM	86
1 AM	88
2 AM	96
3 AM	94
4 AM	60
5 AM

Imam Hossein Sq, Shiraz, Fars, Iran Historical Air Quality Analysis

September Air Quality AnalysisImam Hossein Sq, Shiraz, Fars, Iran

Day & Night AQI Trend: 19th Sep - 20th Sep 2025Imam Hossein Sq, Shiraz, Fars, Iran

Day & Night AQI Trend : Aug - Sep 2025Imam Hossein Sq, Shiraz, Fars, Iran

2025 Days Vs Air Quality Imam Hossein Sq, Shiraz, Fars, Iran

Annual Air Quality InsightsImam Hossein Sq, Shiraz, Fars, Iran

AQI levels in 2025

No. of days

September Air Quality Analysis
Imam Hossein Sq, Shiraz, Fars, Iran

Day & Night AQI Trend: 19th Sep - 20th Sep 2025
Imam Hossein Sq, Shiraz, Fars, Iran

Day & Night AQI Trend : Aug - Sep 2025
Imam Hossein Sq, Shiraz, Fars, Iran

2025 Days Vs Air Quality
Imam Hossein Sq, Shiraz, Fars, Iran

Annual Air Quality Insights
Imam Hossein Sq, Shiraz, Fars, Iran