Metro, Karaj, Alborz, Iran Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Metro, Karaj, Alborz, Iran
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 65 of Moderate air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Metro, Karaj, Alborz, Iran
5 AM2nd Aug 2026
7 PM
4 AM3rd Aug 2026
69AQI
58AQI
78AQI
62AQI
In the last 24 hours,
Metro's AQI reached its highest point of 78 at 2 AM during the Night, while the lowest point, 58, was recorded at 3 PM during the Day between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Metro, Karaj, Alborz, Iran
29°C25/33°C
30°C24/34°C
31°C24/36°C
31°C26/35°C
33°C28/36°C
33°C27/37°C
33°C27/38°C
30°C24/35°C
31°C27/35°C
33°C28/36°C
33°C29/37°C
32°C27/36°C
32°C26/36°C
33°C28/37°C
33°C27/37°C
29°C23/35°C
27°C21/33°C
28°C23/33°C
29°C24/32°C
31°C27/34°C
32°C28/35°C
33°C29/37°C
33°C27/37°C
29°C24/34°C
30°C27/33°C
27°C23/31°C
28°C24/31°C
29°C26/32°C
30°C26/33°C
28°C24/32°C
60AQI
56AQI
66AQI
57AQI
2026 Days Vs Air Quality
Metro, Karaj, Alborz, Iran
26%
55
71%
149
3%
6
0.4%
1
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2026, 26% of 215 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
Metro, Karaj, Alborz, Iran
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI (US)
44AQI (US)
44AQI (US)
44AQI (US)
43AQI (US)
37AQI (US)
43AQI (US)
43AQI (US)
45AQI (US)
48AQI (US)
40AQI (US)
58AQI (US)
80AQI (US)
69AQI (US)
49AQI (US)
44AQI (US)
55AQI (US)
63AQI (US)
90AQI (US)
77AQI (US)
59AQI (US)
67AQI (US)
64AQI (US)
54AQI (US)
61AQI (US)
73AQI (US)
73AQI (US)
88AQI (US)
84AQI (US)
76AQI (US)
56AQI (US)
75AQI (US)
97AQI (US)
94AQI (US)
81AQI (US)
64AQI (US)
55AQI (US)
67AQI (US)
152AQI (US)
123AQI (US)
145AQI (US)
128AQI (US)
131AQI (US)
126AQI (US)
97AQI (US)
116AQI (US)
76AQI (US)
73AQI (US)
99AQI (US)
76AQI (US)
73AQI (US)
85AQI (US)
94AQI (US)
54AQI (US)
69AQI (US)
55AQI (US)
42AQI (US)
46AQI (US)
51AQI (US)
48AQI (US)
39AQI (US)
55AQI (US)
40AQI (US)
41AQI (US)
63AQI (US)
98AQI (US)
77AQI (US)
45AQI (US)
50AQI (US)
55AQI (US)
62AQI (US)
50AQI (US)
70AQI (US)
61AQI (US)
63AQI (US)
56AQI (US)
44AQI (US)
63AQI (US)
58AQI (US)
66AQI (US)
66AQI (US)
53AQI (US)
48AQI (US)
55AQI (US)
52AQI (US)
39AQI (US)
26AQI (US)
50AQI (US)
55AQI (US)
47AQI (US)
43AQI (US)
50AQI (US)
54AQI (US)
63AQI (US)
81AQI (US)
94AQI (US)
66AQI (US)
61AQI (US)
54AQI (US)
48AQI (US)
44AQI (US)
61AQI (US)
62AQI (US)
48AQI (US)
28AQI (US)
48AQI (US)
73AQI (US)
66AQI (US)
59AQI (US)
41AQI (US)
48AQI (US)
50AQI (US)
61AQI (US)
51AQI (US)
55AQI (US)
69AQI (US)
86AQI (US)
68AQI (US)
47AQI (US)
48AQI (US)
60AQI (US)
69AQI (US)
73AQI (US)
62AQI (US)
46AQI (US)
46AQI (US)
60AQI (US)
64AQI (US)
76AQI (US)
71AQI (US)
86AQI (US)
68AQI (US)
36AQI (US)
40AQI (US)
44AQI (US)
53AQI (US)
53AQI (US)
51AQI (US)
47AQI (US)
50AQI (US)
55AQI (US)
57AQI (US)
40AQI (US)
57AQI (US)
70AQI (US)
63AQI (US)
40AQI (US)
40AQI (US)
49AQI (US)
60AQI (US)
71AQI (US)
60AQI (US)
50AQI (US)
56AQI (US)
56AQI (US)
61AQI (US)
68AQI (US)
60AQI (US)
67AQI (US)
53AQI (US)
57AQI (US)
61AQI (US)
52AQI (US)
51AQI (US)
59AQI (US)
54AQI (US)
67AQI (US)
73AQI (US)
54AQI (US)
60AQI (US)
76AQI (US)
68AQI (US)
61AQI (US)
53AQI (US)
64AQI (US)
68AQI (US)
53AQI (US)
53AQI (US)
51AQI (US)
53AQI (US)
60AQI (US)
64AQI (US)
63AQI (US)
63AQI (US)
46AQI (US)
43AQI (US)
58AQI (US)
52AQI (US)
58AQI (US)
58AQI (US)
68AQI (US)
61AQI (US)
54AQI (US)
52AQI (US)
59AQI (US)
62AQI (US)
62AQI (US)
63AQI (US)
59AQI (US)
59AQI (US)
52AQI (US)
48AQI (US)
67AQI (US)
71AQI (US)
69AQI (US)
63AQI (US)
55AQI (US)
56AQI (US)
71AQI (US)
79AQI (US)
65AQI (US)
58AQI (US)
87AQI (US)
55AQI (US)
58AQI (US)
56AQI (US)
60AQI (US)
59AQI (US)
72AQI (US)
No. of days
202662AQI (US)
Highest AQI (US) recorded in
February87AQI (US)
Lowest AQI (US) recorded in
March55AQI (US)
202578AQI (US)
Highest AQI (US) recorded in
January111AQI (US)
Lowest AQI (US) recorded in
November39AQI (US)
202485AQI (US)
Highest AQI (US) recorded in
December126AQI (US)
Lowest AQI (US) recorded in
January31AQI (US)
2023127AQI (US)
Highest AQI (US) recorded in
January145AQI (US)
Lowest AQI (US) recorded in
February95AQI (US)
2022126AQI (US)
Highest AQI (US) recorded in
April146AQI (US)
Lowest AQI (US) recorded in
August103AQI (US)
2021108AQI (US)
Highest AQI (US) recorded in
December133AQI (US)
Lowest AQI (US) recorded in
May90AQI (US)
2020109AQI (US)
Highest AQI (US) recorded in
December129AQI (US)
Lowest AQI (US) recorded in
May12AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Metro's annual 2026 AQI (US) (62) shows an average percentage change of -39.2% (improved AQI (US)) compared to previous years: 2020 (109), 2021 (108), 2022 (126), 2023 (127), 2024 (85), 2025 (78).