Harriman, Tennessee, United States 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
Harriman, Tennessee, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Harriman, Tennessee, United States
6 AM8th Aug 2025
8 PM
5 AM9th Aug 2025
46AQI
29AQI
43AQI
37AQI
In the last 24 hours,
Harriman's AQI reached its highest point of 46 at 2 PM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Harriman, Tennessee, United States
25°C22/28°C
25°C22/30°C
24°C21/30°C
25°C19/30°C
26°C18/33°C
26°C21/32°C
28°C22/35°C
28°C23/34°C
27°C22/33°C
26°C23/29°C
27°C23/32°C
28°C22/33°C
26°C20/33°C
27°C23/33°C
27°C20/35°C
28°C22/34°C
27°C21/32°C
29°C21/36°C
27°C22/32°C
28°C21/33°C
27°C23/32°C
28°C22/33°C
25°C22/31°C
23°C21/24°C
22°C20/26°C
22°C17/26°C
24°C19/29°C
25°C21/30°C
24°C19/31°C
25°C21/31°C
--°C/°C
34AQI
27AQI
33AQI
29AQI
2025 Days Vs Air Quality
Harriman, Tennessee, United States
93%
205
7%
15
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 221 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Harriman, Tennessee, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI
25AQI
25AQI
24AQI
27AQI
21AQI
22AQI
24AQI
39AQI
40AQI
32AQI
37AQI
34AQI
27AQI
29AQI
29AQI
31AQI
32AQI
20AQI
20AQI
24AQI
32AQI
34AQI
30AQI
40AQI
37AQI
43AQI
27AQI
29AQI
29AQI
27AQI
20AQI
26AQI
29AQI
33AQI
43AQI
35AQI
21AQI
27AQI
23AQI
23AQI
22AQI
21AQI
24AQI
26AQI
25AQI
24AQI
22AQI
23AQI
24AQI
25AQI
23AQI
27AQI
29AQI
29AQI
31AQI
28AQI
34AQI
23AQI
27AQI
23AQI
27AQI
27AQI
25AQI
24AQI
26AQI
33AQI
27AQI
28AQI
35AQI
47AQI
51AQI
32AQI
33AQI
30AQI
19AQI
24AQI
37AQI
23AQI
27AQI
31AQI
26AQI
24AQI
26AQI
25AQI
31AQI
48AQI
51AQI
40AQI
23AQI
18AQI
31AQI
37AQI
44AQI
41AQI
17AQI
14AQI
17AQI
21AQI
39AQI
24AQI
31AQI
30AQI
40AQI
27AQI
21AQI
34AQI
50AQI
54AQI
50AQI
50AQI
34AQI
26AQI
30AQI
34AQI
26AQI
22AQI
31AQI
51AQI
52AQI
42AQI
29AQI
18AQI
18AQI
16AQI
21AQI
22AQI
31AQI
24AQI
25AQI
25AQI
16AQI
17AQI
28AQI
42AQI
47AQI
25AQI
28AQI
34AQI
36AQI
21AQI
18AQI
17AQI
23AQI
31AQI
23AQI
16AQI
17AQI
21AQI
19AQI
26AQI
44AQI
46AQI
56AQI
62AQI
56AQI
48AQI
26AQI
25AQI
30AQI
34AQI
52AQI
56AQI
29AQI
22AQI
23AQI
31AQI
23AQI
22AQI
22AQI
26AQI
44AQI
46AQI
50AQI
56AQI
55AQI
50AQI
37AQI
29AQI
26AQI
30AQI
31AQI
26AQI
37AQI
49AQI
65AQI
55AQI
51AQI
43AQI
40AQI
32AQI
34AQI
39AQI
33AQI
25AQI
26AQI
30AQI
28AQI
29AQI
21AQI
38AQI
40AQI
37AQI
34AQI
41AQI
43AQI
28AQI
21AQI
23AQI
27AQI
40AQI
25AQI
35AQI
39AQI
25AQI
27AQI
25AQI
28AQI
30AQI
32AQI
29AQI
26AQI
31AQI
33AQI
25AQI
39AQI
35AQI
30AQI
No. of days
202531AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
May25AQI
202429AQI
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
September22AQI
202331AQI
Highest AQI recorded in
June46AQI
Lowest AQI recorded in
October23AQI
202229AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
February21AQI
202131AQI
Highest AQI recorded in
July42AQI
Lowest AQI recorded in
March26AQI
202031AQI
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
March26AQI
Most & Least Polluted Years Over the Last 6 Years
Harriman's annual 2025 AQI (31) shows an average percentage change of 2.9% (worsened AQI) compared to previous years: 2020 (31), 2021 (31), 2022 (29), 2023 (31), 2024 (29).