Greensboro, North Carolina, 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
Greensboro, North Carolina, United States
AQI Trends: Highest and Lowest
Same Day Analysis (23rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 33 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 23rd Aug - 24th Aug 2025
Greensboro, North Carolina, United States
6 AM23rd Aug 2025
8 PM
5 AM24th Aug 2025
38AQI
28AQI
49AQI
33AQI
In the last 24 hours,
Greensboro's AQI reached its highest point of 49 at 5 AM during the Night, while the lowest point, 28, was recorded at 6 AM during the Day between 23rd Aug and 24th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Greensboro, North Carolina, United States
30°C22/37°C
32°C25/39°C
31°C25/38°C
30°C25/36°C
29°C25/33°C
29°C22/33°C
27°C24/31°C
24°C21/27°C
21°C19/23°C
21°C17/25°C
23°C17/30°C
20°C18/21°C
19°C16/21°C
21°C18/24°C
23°C18/28°C
23°C17/27°C
24°C16/32°C
25°C21/28°C
25°C23/29°C
25°C22/29°C
26°C23/29°C
28°C22/34°C
27°C22/32°C
28°C20/36°C
28°C24/33°C
24°C20/29°C
25°C20/32°C
26°C21/33°C
24°C21/28°C
25°C20/29°C
--°C/°C
38AQI
37AQI
37AQI
37AQI
2025 Days Vs Air Quality
Greensboro, North Carolina, United States
92%
217
8%
18
Total number of days with different AQI categories in last 236 days in 2025 (129 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 236 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
Greensboro, North Carolina, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI
24AQI
25AQI
22AQI
28AQI
25AQI
21AQI
25AQI
24AQI
39AQI
43AQI
42AQI
38AQI
24AQI
31AQI
42AQI
34AQI
40AQI
40AQI
25AQI
24AQI
34AQI
52AQI
50AQI
48AQI
53AQI
48AQI
33AQI
34AQI
29AQI
40AQI
24AQI
29AQI
45AQI
40AQI
26AQI
48AQI
32AQI
29AQI
32AQI
25AQI
34AQI
21AQI
21AQI
24AQI
24AQI
20AQI
22AQI
23AQI
26AQI
25AQI
25AQI
31AQI
38AQI
39AQI
43AQI
34AQI
47AQI
23AQI
26AQI
28AQI
34AQI
34AQI
34AQI
25AQI
27AQI
35AQI
30AQI
32AQI
34AQI
41AQI
55AQI
58AQI
52AQI
32AQI
23AQI
20AQI
42AQI
47AQI
19AQI
31AQI
22AQI
42AQI
21AQI
22AQI
26AQI
42AQI
37AQI
32AQI
30AQI
21AQI
37AQI
37AQI
43AQI
46AQI
30AQI
32AQI
22AQI
22AQI
35AQI
27AQI
24AQI
26AQI
44AQI
41AQI
24AQI
34AQI
48AQI
47AQI
53AQI
45AQI
41AQI
34AQI
51AQI
49AQI
33AQI
23AQI
29AQI
37AQI
45AQI
46AQI
44AQI
35AQI
19AQI
29AQI
25AQI
29AQI
36AQI
27AQI
25AQI
39AQI
29AQI
19AQI
26AQI
35AQI
50AQI
30AQI
25AQI
29AQI
34AQI
37AQI
22AQI
20AQI
22AQI
30AQI
32AQI
19AQI
17AQI
27AQI
22AQI
35AQI
50AQI
30AQI
42AQI
56AQI
47AQI
44AQI
35AQI
38AQI
35AQI
33AQI
47AQI
58AQI
35AQI
26AQI
26AQI
29AQI
29AQI
26AQI
30AQI
23AQI
37AQI
42AQI
53AQI
55AQI
59AQI
46AQI
40AQI
45AQI
40AQI
43AQI
41AQI
32AQI
35AQI
51AQI
68AQI
51AQI
41AQI
55AQI
50AQI
34AQI
36AQI
39AQI
33AQI
34AQI
30AQI
32AQI
34AQI
33AQI
27AQI
26AQI
34AQI
35AQI
47AQI
50AQI
46AQI
44AQI
37AQI
25AQI
32AQI
35AQI
36AQI
31AQI
24AQI
38AQI
39AQI
33AQI
32AQI
42AQI
71AQI
52AQI
42AQI
30AQI
21AQI
30AQI
26AQI
39AQI
50AQI
48AQI
43AQI
37AQI
39AQI
32AQI
26AQI
33AQI
34AQI
30AQI
33AQI
36AQI
29AQI
40AQI
39AQI
37AQI
No. of days
202535AQI
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
May29AQI
202436AQI
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
January25AQI
202341AQI
Highest AQI recorded in
June59AQI
Lowest AQI recorded in
February33AQI
202237AQI
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
August20AQI
202136AQI
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
February21AQI
202033AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
September26AQI
Most & Least Polluted Years Over the Last 6 Years
Greensboro's annual 2025 AQI (35) shows an average percentage change of -4.3% (improved AQI) compared to previous years: 2020 (33), 2021 (36), 2022 (37), 2023 (41), 2024 (36).