District 7, Tehran, Tehran Province, Iran Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
District 7, Tehran, Tehran Province, Iran
AQI Trends: Highest and Lowest
Same Day Analysis (22nd September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 70 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
District 7, Tehran, Tehran Province, Iran
6 AM22nd Sep 2025
7 PM
5 AM23rd Sep 2025
77AQI
54AQI
82AQI
67AQI
In the last 24 hours,
District 7's AQI reached its highest point of 82 at 12 AM during the Night, while the lowest point, 54, was recorded at 6 AM during the Day between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
District 7, Tehran, Tehran Province, Iran
31°C27/35°C
31°C27/34°C
30°C26/32°C
31°C27/33°C
30°C25/33°C
29°C25/32°C
29°C26/32°C
29°C25/32°C
29°C25/33°C
28°C24/31°C
28°C23/31°C
30°C25/33°C
31°C27/33°C
30°C27/33°C
30°C27/33°C
30°C27/34°C
30°C27/34°C
32°C28/34°C
30°C28/32°C
27°C24/30°C
25°C22/28°C
25°C22/28°C
24°C22/27°C
24°C21/27°C
25°C22/29°C
25°C21/28°C
27°C22/31°C
25°C23/27°C
22°C20/26°C
21°C19/24°C
--°C/°C
79AQI
76AQI
77AQI
77AQI
2025 Days Vs Air Quality
District 7, Tehran, Tehran Province, Iran
78%
91
22%
26
Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 266 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
District 7, Tehran, Tehran Province, Iran
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
77AQI
77AQI
74AQI
73AQI
78AQI
70AQI
71AQI
71AQI
74AQI
76AQI
79AQI
76AQI
73AQI
79AQI
81AQI
86AQI
87AQI
81AQI
81AQI
90AQI
107AQI
112AQI
98AQI
107AQI
122AQI
107AQI
102AQI
102AQI
111AQI
107AQI
114AQI
117AQI
119AQI
119AQI
120AQI
115AQI
119AQI
122AQI
129AQI
122AQI
116AQI
103AQI
102AQI
107AQI
106AQI
102AQI
100AQI
93AQI
89AQI
87AQI
87AQI
87AQI
84AQI
85AQI
87AQI
84AQI
85AQI
78AQI
71AQI
70AQI
72AQI
79AQI
79AQI
85AQI
88AQI
88AQI
87AQI
90AQI
91AQI
88AQI
86AQI
83AQI
85AQI
83AQI
92AQI
87AQI
92AQI
83AQI
80AQI
88AQI
83AQI
88AQI
96AQI
93AQI
101AQI
92AQI
89AQI
100AQI
92AQI
87AQI
76AQI
79AQI
86AQI
76AQI
78AQI
65AQI
76AQI
76AQI
67AQI
80AQI
78AQI
79AQI
81AQI
79AQI
82AQI
80AQI
76AQI
74AQI
75AQI
72AQI
70AQI
72AQI
69AQI
72AQI
77AQI
80AQI
70AQI
76AQI
92AQI
96AQI
87AQI
75AQI
No. of days
202588AQI
Highest AQI recorded in
July96AQI
Lowest AQI recorded in
September75AQI
Most & Least Polluted Years Over the Last 1 Years
District 7's annual 2025 AQI (88) shows an average percentage change of NaN% (improved AQI) compared to previous years: .