Conroe, Texas, United States 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
Conroe, Texas, United States
AQI Trends: Highest and Lowest
Same Day Analysis (30th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 42 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 29th Sep - 30th Sep 2026
Conroe, Texas, United States
7 AM29th Sep 2026
7 PM
6 AM30th Sep 2026
54AQI
32AQI
54AQI
25AQI
In the last 24 hours,
Conroe's AQI reached its highest point of 54 at 11 AM during the Day, while the lowest point, 25, was recorded at 2 AM during the Night between 29th Sep and 30th Sep 2026.
Day & Night AQI Trend : Sep 2026
Conroe, Texas, United States
28°C25/35°C
28°C25/35°C
28°C25/31°C
28°C24/33°C
28°C24/34°C
28°C24/33°C
29°C24/35°C
29°C25/36°C
27°C25/34°C
27°C23/33°C
29°C23/36°C
30°C25/38°C
31°C27/38°C
31°C27/37°C
32°C27/38°C
31°C27/37°C
30°C27/34°C
30°C26/35°C
31°C26/36°C
31°C26/36°C
31°C27/36°C
31°C26/36°C
31°C26/37°C
31°C27/36°C
28°C23/34°C
28°C24/34°C
30°C25/35°C
30°C26/35°C
29°C26/35°C
29°C26/34°C
49AQI
45AQI
48AQI
43AQI
2026 Days Vs Air Quality
Conroe, Texas, United States
82%
221
18%
49
Total number of days with different AQI categories in last 273 days in 2026 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 273 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Conroe, Texas, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
78AQI (US)
28AQI (US)
34AQI (US)
34AQI (US)
65AQI (US)
50AQI (US)
64AQI (US)
48AQI (US)
50AQI (US)
28AQI (US)
22AQI (US)
28AQI (US)
56AQI (US)
36AQI (US)
16AQI (US)
46AQI (US)
20AQI (US)
18AQI (US)
48AQI (US)
43AQI (US)
36AQI (US)
59AQI (US)
56AQI (US)
46AQI (US)
52AQI (US)
52AQI (US)
50AQI (US)
66AQI (US)
64AQI (US)
53AQI (US)
50AQI (US)
56AQI (US)
54AQI (US)
49AQI (US)
50AQI (US)
46AQI (US)
46AQI (US)
42AQI (US)
54AQI (US)
49AQI (US)
45AQI (US)
40AQI (US)
46AQI (US)
51AQI (US)
58AQI (US)
52AQI (US)
54AQI (US)
56AQI (US)
50AQI (US)
48AQI (US)
40AQI (US)
42AQI (US)
44AQI (US)
47AQI (US)
48AQI (US)
44AQI (US)
40AQI (US)
36AQI (US)
45AQI (US)
45AQI (US)
52AQI (US)
44AQI (US)
44AQI (US)
38AQI (US)
40AQI (US)
42AQI (US)
44AQI (US)
41AQI (US)
34AQI (US)
37AQI (US)
42AQI (US)
38AQI (US)
35AQI (US)
37AQI (US)
36AQI (US)
36AQI (US)
32AQI (US)
35AQI (US)
38AQI (US)
38AQI (US)
35AQI (US)
46AQI (US)
36AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
30AQI (US)
36AQI (US)
35AQI (US)
29AQI (US)
32AQI (US)
32AQI (US)
28AQI (US)
34AQI (US)
34AQI (US)
36AQI (US)
28AQI (US)
37AQI (US)
30AQI (US)
36AQI (US)
34AQI (US)
30AQI (US)
34AQI (US)
34AQI (US)
38AQI (US)
33AQI (US)
36AQI (US)
40AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
35AQI (US)
37AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
32AQI (US)
38AQI (US)
36AQI (US)
32AQI (US)
36AQI (US)
38AQI (US)
36AQI (US)
38AQI (US)
36AQI (US)
31AQI (US)
50AQI (US)
56AQI (US)
61AQI (US)
59AQI (US)
58AQI (US)
54AQI (US)
52AQI (US)
63AQI (US)
63AQI (US)
58AQI (US)
56AQI (US)
32AQI (US)
28AQI (US)
28AQI (US)
29AQI (US)
30AQI (US)
30AQI (US)
34AQI (US)
32AQI (US)
38AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
30AQI (US)
34AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
29AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
30AQI (US)
42AQI (US)
41AQI (US)
30AQI (US)
30AQI (US)
26AQI (US)
29AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
31AQI (US)
27AQI (US)
28AQI (US)
29AQI (US)
28AQI (US)
33AQI (US)
39AQI (US)
33AQI (US)
30AQI (US)
29AQI (US)
33AQI (US)
31AQI (US)
30AQI (US)
32AQI (US)
31AQI (US)
32AQI (US)
33AQI (US)
46AQI (US)
52AQI (US)
55AQI (US)
57AQI (US)
55AQI (US)
55AQI (US)
50AQI (US)
54AQI (US)
56AQI (US)
42AQI (US)
42AQI (US)
46AQI (US)
50AQI (US)
46AQI (US)
47AQI (US)
42AQI (US)
44AQI (US)
51AQI (US)
57AQI (US)
60AQI (US)
48AQI (US)
46AQI (US)
48AQI (US)
44AQI (US)
47AQI (US)
44AQI (US)
44AQI (US)
51AQI (US)
61AQI (US)
55AQI (US)
49AQI (US)
48AQI (US)
46AQI (US)
44AQI (US)
48AQI (US)
53AQI (US)
52AQI (US)
50AQI (US)
48AQI (US)
47AQI (US)
44AQI (US)
48AQI (US)
48AQI (US)
52AQI (US)
46AQI (US)
49AQI (US)
46AQI (US)
44AQI (US)
46AQI (US)
44AQI (US)
46AQI (US)
42AQI (US)
43AQI (US)
46AQI (US)
44AQI (US)
48AQI (US)
44AQI (US)
42AQI (US)
38AQI (US)
44AQI (US)
52AQI (US)
44AQI (US)
49AQI (US)
50AQI (US)
47AQI (US)
45AQI (US)
46AQI (US)
47AQI (US)
52AQI (US)
54AQI (US)
48AQI (US)
50AQI (US)
50AQI (US)
46AQI (US)
44AQI (US)
42AQI (US)
45AQI (US)
48AQI (US)
38AQI (US)
33AQI (US)
41AQI (US)
30AQI (US)
40AQI (US)
49AQI (US)
46AQI (US)
No. of days
202641AQI (US)
Highest AQI (US) recorded in
August49AQI (US)
Lowest AQI (US) recorded in
June30AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
January35AQI (US)
202445AQI (US)
Highest AQI (US) recorded in
May60AQI (US)
Lowest AQI (US) recorded in
January37AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
July53AQI (US)
Lowest AQI (US) recorded in
January36AQI (US)
202234AQI (US)
Highest AQI (US) recorded in
June50AQI (US)
Lowest AQI (US) recorded in
January20AQI (US)
202134AQI (US)
Highest AQI (US) recorded in
September48AQI (US)
Lowest AQI (US) recorded in
December18AQI (US)
202038AQI (US)
Highest AQI (US) recorded in
June46AQI (US)
Lowest AQI (US) recorded in
December32AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Conroe's annual 2026 AQI (US) (41) shows an average percentage change of 4.1% (worsened AQI (US)) compared to previous years: 2020 (38), 2021 (34), 2022 (34), 2023 (43), 2024 (45), 2025 (46).