Houston, Chartiers, Pennsylvania, 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
Houston, Chartiers, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Houston, Chartiers, Pennsylvania, United States
6 AM14th Aug 2026
8 PM
5 AM15th Aug 2026
51AQI
44AQI
56AQI
48AQI
In the last 24 hours,
Houston's AQI reached its highest point of 56 at 2 AM during the Night, while the lowest point, 44, was recorded at 6 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Houston, Chartiers, Pennsylvania, United States
25°C17/33°C
26°C22/34°C
23°C19/29°C
22°C13/32°C
23°C19/32°C
21°C16/26°C
19°C11/26°C
21°C13/31°C
24°C18/31°C
22°C16/29°C
24°C17/32°C
23°C20/27°C
22°C18/27°C
22°C13/31°C
23°C13/33°C
24°C17/33°C
23°C21/26°C
23°C19/29°C
23°C14/33°C
25°C19/33°C
25°C20/32°C
25°C19/30°C
25°C19/32°C
25°C19/32°C
24°C20/30°C
22°C19/26°C
21°C18/27°C
23°C18/28°C
22°C20/26°C
23°C18/28°C
61AQI
48AQI
61AQI
48AQI
2026 Days Vs Air Quality
Houston, Chartiers, Pennsylvania, United States
91%
203
8%
19
0.4%
1
0.4%
1
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 227 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
Houston, Chartiers, Pennsylvania, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
14AQI (US)
20AQI (US)
42AQI (US)
52AQI (US)
57AQI (US)
33AQI (US)
36AQI (US)
40AQI (US)
27AQI (US)
18AQI (US)
20AQI (US)
26AQI (US)
22AQI (US)
15AQI (US)
12AQI (US)
19AQI (US)
22AQI (US)
26AQI (US)
25AQI (US)
17AQI (US)
26AQI (US)
58AQI (US)
60AQI (US)
50AQI (US)
53AQI (US)
49AQI (US)
37AQI (US)
46AQI (US)
56AQI (US)
63AQI (US)
44AQI (US)
47AQI (US)
52AQI (US)
48AQI (US)
45AQI (US)
50AQI (US)
44AQI (US)
39AQI (US)
42AQI (US)
49AQI (US)
47AQI (US)
36AQI (US)
26AQI (US)
33AQI (US)
38AQI (US)
34AQI (US)
39AQI (US)
42AQI (US)
42AQI (US)
37AQI (US)
36AQI (US)
35AQI (US)
31AQI (US)
38AQI (US)
37AQI (US)
40AQI (US)
30AQI (US)
38AQI (US)
28AQI (US)
35AQI (US)
46AQI (US)
38AQI (US)
40AQI (US)
35AQI (US)
27AQI (US)
38AQI (US)
37AQI (US)
36AQI (US)
36AQI (US)
38AQI (US)
38AQI (US)
34AQI (US)
33AQI (US)
27AQI (US)
30AQI (US)
34AQI (US)
25AQI (US)
31AQI (US)
40AQI (US)
34AQI (US)
32AQI (US)
38AQI (US)
32AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
30AQI (US)
19AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
17AQI (US)
27AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
29AQI (US)
38AQI (US)
29AQI (US)
19AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
32AQI (US)
31AQI (US)
29AQI (US)
20AQI (US)
19AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
24AQI (US)
19AQI (US)
23AQI (US)
23AQI (US)
24AQI (US)
20AQI (US)
18AQI (US)
35AQI (US)
34AQI (US)
22AQI (US)
20AQI (US)
25AQI (US)
23AQI (US)
23AQI (US)
26AQI (US)
30AQI (US)
22AQI (US)
37AQI (US)
48AQI (US)
51AQI (US)
54AQI (US)
52AQI (US)
47AQI (US)
40AQI (US)
44AQI (US)
52AQI (US)
44AQI (US)
41AQI (US)
29AQI (US)
26AQI (US)
21AQI (US)
20AQI (US)
23AQI (US)
27AQI (US)
29AQI (US)
25AQI (US)
23AQI (US)
30AQI (US)
31AQI (US)
26AQI (US)
24AQI (US)
27AQI (US)
30AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
22AQI (US)
22AQI (US)
20AQI (US)
23AQI (US)
19AQI (US)
25AQI (US)
21AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
28AQI (US)
32AQI (US)
29AQI (US)
48AQI (US)
37AQI (US)
32AQI (US)
31AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
25AQI (US)
31AQI (US)
35AQI (US)
37AQI (US)
47AQI (US)
61AQI (US)
213AQI (US)
126AQI (US)
88AQI (US)
75AQI (US)
60AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
42AQI (US)
52AQI (US)
51AQI (US)
49AQI (US)
38AQI (US)
37AQI (US)
48AQI (US)
46AQI (US)
40AQI (US)
21AQI (US)
34AQI (US)
36AQI (US)
44AQI (US)
47AQI (US)
40AQI (US)
44AQI (US)
47AQI (US)
50AQI (US)
44AQI (US)
46AQI (US)
47AQI (US)
54AQI (US)
35AQI (US)
39AQI (US)
33AQI (US)
26AQI (US)
33AQI (US)
26AQI (US)
49AQI (US)
43AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
July49AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
May21AQI (US)
202432AQI (US)
Highest AQI (US) recorded in
June37AQI (US)
Lowest AQI (US) recorded in
November26AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
June77AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
202236AQI (US)
Highest AQI (US) recorded in
August41AQI (US)
Lowest AQI (US) recorded in
October29AQI (US)
202137AQI (US)
Highest AQI (US) recorded in
July48AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202034AQI (US)
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
October27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Houston's annual 2026 AQI (US) (35) shows an average percentage change of 0.7% (worsened AQI (US)) compared to previous years: 2020 (34), 2021 (37), 2022 (36), 2023 (37), 2024 (32), 2025 (33).