Leander, Texas, 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
Leander, Texas, United States
AQI Trends: Highest and Lowest
Same Day Analysis (20th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 41 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Leander, Texas, United States
6 AM20th Aug 2025
8 PM
5 AM21st Aug 2025
52AQI
36AQI
61AQI
35AQI
In the last 24 hours,
Leander's AQI reached its highest point of 61 at 2 AM during the Night, while the lowest point, 35, was recorded at 6 AM during the Night between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Leander, Texas, United States
30°C23/38°C
31°C25/38°C
31°C24/39°C
30°C24/37°C
29°C25/37°C
29°C25/35°C
31°C25/37°C
31°C24/39°C
31°C22/39°C
32°C23/40°C
33°C25/40°C
30°C26/39°C
31°C24/38°C
30°C26/35°C
30°C22/37°C
31°C24/37°C
32°C25/39°C
32°C25/39°C
32°C25/39°C
31°C25/38°C
30°C24/37°C
30°C26/36°C
31°C26/35°C
32°C25/39°C
31°C26/38°C
30°C25/35°C
32°C26/38°C
33°C26/39°C
29°C25/38°C
31°C23/39°C
--°C/°C
40AQI
37AQI
41AQI
36AQI
2025 Days Vs Air Quality
Leander, Texas, United States
71%
105
29%
43
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% of 233 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
Leander, Texas, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
39AQI
29AQI
27AQI
39AQI
68AQI
57AQI
53AQI
66AQI
70AQI
61AQI
31AQI
23AQI
22AQI
31AQI
33AQI
37AQI
43AQI
45AQI
39AQI
40AQI
40AQI
44AQI
41AQI
54AQI
61AQI
35AQI
23AQI
42AQI
36AQI
54AQI
53AQI
59AQI
50AQI
52AQI
44AQI
52AQI
55AQI
48AQI
37AQI
35AQI
38AQI
42AQI
33AQI
33AQI
25AQI
29AQI
29AQI
29AQI
43AQI
53AQI
64AQI
68AQI
74AQI
57AQI
65AQI
56AQI
39AQI
60AQI
49AQI
54AQI
58AQI
60AQI
33AQI
32AQI
34AQI
35AQI
35AQI
44AQI
49AQI
60AQI
55AQI
49AQI
53AQI
55AQI
57AQI
48AQI
46AQI
34AQI
27AQI
36AQI
56AQI
52AQI
34AQI
33AQI
54AQI
53AQI
49AQI
30AQI
36AQI
45AQI
29AQI
21AQI
23AQI
21AQI
23AQI
24AQI
42AQI
44AQI
53AQI
42AQI
39AQI
52AQI
58AQI
50AQI
47AQI
33AQI
37AQI
45AQI
34AQI
33AQI
30AQI
43AQI
57AQI
62AQI
47AQI
43AQI
42AQI
46AQI
44AQI
36AQI
28AQI
27AQI
30AQI
31AQI
44AQI
56AQI
52AQI
45AQI
38AQI
39AQI
38AQI
34AQI
40AQI
41AQI
35AQI
34AQI
39AQI
35AQI
32AQI
34AQI
35AQI
56AQI
36AQI
38AQI
55AQI
31AQI
37AQI
41AQI
43AQI
44AQI
45AQI
41AQI
43AQI
38AQI
No. of days
202543AQI
Highest AQI recorded in
May45AQI
Lowest AQI recorded in
August38AQI
Most & Least Polluted Years Over the Last 1 Years
Leander's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .