Sarayan, Birjand, Khorasan E Jonubi, 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
Sarayan, Birjand, Khorasan E Jonubi, Iran
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 56 of Moderate air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Sarayan, Birjand, Khorasan E Jonubi, Iran
5 AM28th Sep 2026
5 PM
4 AM29th Sep 2026
119AQI
68AQI
84AQI
50AQI
In the last 24 hours,
Sarayan's AQI reached its highest point of 119 at 9 AM during the Day, while the lowest point, 50, was recorded at 4 AM during the Night between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Sarayan, Birjand, Khorasan E Jonubi, Iran
23°C18/29°C
22°C17/28°C
22°C17/29°C
21°C16/28°C
19°C13/26°C
20°C14/26°C
22°C17/28°C
24°C18/30°C
25°C19/31°C
23°C18/30°C
25°C20/30°C
22°C15/29°C
19°C14/26°C
23°C16/29°C
25°C19/31°C
23°C18/27°C
21°C16/27°C
21°C15/27°C
21°C16/27°C
22°C16/27°C
23°C17/29°C
24°C18/29°C
25°C19/30°C
24°C18/30°C
22°C17/29°C
21°C16/27°C
18°C13/24°C
18°C13/24°C
18°C13/24°C
21°C15/27°C
66AQI
52AQI
67AQI
50AQI
2026 Days Vs Air Quality
Sarayan, Birjand, Khorasan E Jonubi, Iran
29%
79
71%
190
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 29%
Health Risk Level:
Very high
In 2026, 29% of 272 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
Sarayan, Birjand, Khorasan E Jonubi, Iran
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI (US)
24AQI (US)
34AQI (US)
33AQI (US)
22AQI (US)
24AQI (US)
33AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
27AQI (US)
40AQI (US)
67AQI (US)
66AQI (US)
78AQI (US)
54AQI (US)
35AQI (US)
36AQI (US)
47AQI (US)
64AQI (US)
61AQI (US)
46AQI (US)
53AQI (US)
52AQI (US)
53AQI (US)
61AQI (US)
39AQI (US)
30AQI (US)
26AQI (US)
43AQI (US)
46AQI (US)
63AQI (US)
75AQI (US)
82AQI (US)
77AQI (US)
61AQI (US)
55AQI (US)
51AQI (US)
49AQI (US)
50AQI (US)
72AQI (US)
74AQI (US)
65AQI (US)
56AQI (US)
63AQI (US)
59AQI (US)
66AQI (US)
75AQI (US)
65AQI (US)
62AQI (US)
44AQI (US)
47AQI (US)
61AQI (US)
76AQI (US)
90AQI (US)
68AQI (US)
64AQI (US)
39AQI (US)
58AQI (US)
67AQI (US)
70AQI (US)
64AQI (US)
46AQI (US)
35AQI (US)
34AQI (US)
36AQI (US)
56AQI (US)
62AQI (US)
63AQI (US)
31AQI (US)
36AQI (US)
45AQI (US)
50AQI (US)
61AQI (US)
66AQI (US)
73AQI (US)
76AQI (US)
58AQI (US)
39AQI (US)
37AQI (US)
30AQI (US)
30AQI (US)
30AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
37AQI (US)
41AQI (US)
37AQI (US)
54AQI (US)
48AQI (US)
37AQI (US)
34AQI (US)
48AQI (US)
52AQI (US)
59AQI (US)
68AQI (US)
52AQI (US)
54AQI (US)
67AQI (US)
52AQI (US)
27AQI (US)
35AQI (US)
46AQI (US)
46AQI (US)
32AQI (US)
46AQI (US)
59AQI (US)
72AQI (US)
68AQI (US)
65AQI (US)
60AQI (US)
66AQI (US)
72AQI (US)
63AQI (US)
62AQI (US)
60AQI (US)
57AQI (US)
77AQI (US)
88AQI (US)
83AQI (US)
76AQI (US)
69AQI (US)
74AQI (US)
65AQI (US)
60AQI (US)
62AQI (US)
55AQI (US)
63AQI (US)
65AQI (US)
75AQI (US)
70AQI (US)
46AQI (US)
47AQI (US)
50AQI (US)
54AQI (US)
57AQI (US)
63AQI (US)
57AQI (US)
59AQI (US)
66AQI (US)
74AQI (US)
53AQI (US)
82AQI (US)
89AQI (US)
80AQI (US)
84AQI (US)
93AQI (US)
67AQI (US)
69AQI (US)
71AQI (US)
67AQI (US)
58AQI (US)
59AQI (US)
44AQI (US)
33AQI (US)
58AQI (US)
56AQI (US)
55AQI (US)
55AQI (US)
50AQI (US)
43AQI (US)
35AQI (US)
52AQI (US)
50AQI (US)
51AQI (US)
63AQI (US)
87AQI (US)
83AQI (US)
72AQI (US)
34AQI (US)
40AQI (US)
45AQI (US)
64AQI (US)
53AQI (US)
51AQI (US)
67AQI (US)
77AQI (US)
63AQI (US)
56AQI (US)
57AQI (US)
48AQI (US)
71AQI (US)
55AQI (US)
63AQI (US)
51AQI (US)
60AQI (US)
55AQI (US)
58AQI (US)
75AQI (US)
93AQI (US)
97AQI (US)
72AQI (US)
59AQI (US)
34AQI (US)
54AQI (US)
70AQI (US)
68AQI (US)
85AQI (US)
81AQI (US)
74AQI (US)
81AQI (US)
64AQI (US)
44AQI (US)
54AQI (US)
65AQI (US)
63AQI (US)
78AQI (US)
79AQI (US)
76AQI (US)
80AQI (US)
63AQI (US)
76AQI (US)
63AQI (US)
62AQI (US)
63AQI (US)
72AQI (US)
41AQI (US)
55AQI (US)
60AQI (US)
66AQI (US)
53AQI (US)
57AQI (US)
61AQI (US)
51AQI (US)
57AQI (US)
61AQI (US)
65AQI (US)
71AQI (US)
60AQI (US)
63AQI (US)
66AQI (US)
71AQI (US)
62AQI (US)
68AQI (US)
66AQI (US)
63AQI (US)
61AQI (US)
57AQI (US)
54AQI (US)
70AQI (US)
58AQI (US)
34AQI (US)
42AQI (US)
50AQI (US)
56AQI (US)
47AQI (US)
58AQI (US)
57AQI (US)
63AQI (US)
53AQI (US)
52AQI (US)
48AQI (US)
57AQI (US)
60AQI (US)
72AQI (US)
72AQI (US)
76AQI (US)
63AQI (US)
42AQI (US)
34AQI (US)
41AQI (US)
57AQI (US)
53AQI (US)
72AQI (US)
94AQI (US)
69AQI (US)
90AQI (US)
56AQI (US)
42AQI (US)
63AQI (US)
46AQI (US)
54AQI (US)
68AQI (US)
57AQI (US)
65AQI (US)
63AQI (US)
58AQI (US)
No. of days
202657AQI (US)
Highest AQI (US) recorded in
May68AQI (US)
Lowest AQI (US) recorded in
January42AQI (US)
202572AQI (US)
Highest AQI (US) recorded in
October100AQI (US)
Lowest AQI (US) recorded in
December34AQI (US)
202460AQI (US)
Highest AQI (US) recorded in
August74AQI (US)
Lowest AQI (US) recorded in
January38AQI (US)
202390AQI (US)
Highest AQI (US) recorded in
June116AQI (US)
Lowest AQI (US) recorded in
December46AQI (US)
202281AQI (US)
Highest AQI (US) recorded in
May500AQI (US)
Lowest AQI (US) recorded in
February32AQI (US)
202166AQI (US)
Highest AQI (US) recorded in
October127AQI (US)
Lowest AQI (US) recorded in
November34AQI (US)
202050AQI (US)
Highest AQI (US) recorded in
August75AQI (US)
Lowest AQI (US) recorded in
December20AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Sarayan's annual 2026 AQI (US) (57) shows an average percentage change of -15.2% (improved AQI (US)) compared to previous years: 2020 (50), 2021 (66), 2022 (81), 2023 (90), 2024 (60), 2025 (72).