Brisbane, Queensland, Australia 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
Brisbane, Queensland, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 23 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Brisbane, Queensland, Australia
6 AM5th Aug 2025
5 PM
5 AM6th Aug 2025
AQI
AQI
27AQI
16AQI
In the last 24 hours,
Brisbane's AQI reached its highest point of 27 at 9 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Brisbane, Queensland, Australia
17°C13/22°C
15°C10/22°C
17°C13/23°C
18°C13/22°C
15°C10/21°C
14°C9/20°C
15°C10/21°C
15°C10/23°C
16°C11/23°C
17°C12/23°C
17°C14/23°C
16°C13/20°C
15°C11/20°C
16°C11/22°C
15°C12/19°C
16°C13/19°C
16°C14/19°C
14°C10/19°C
14°C9/19°C
17°C13/22°C
16°C12/20°C
14°C10/19°C
14°C9/20°C
17°C12/23°C
14°C11/19°C
14°C11/18°C
14°C10/18°C
13°C9/18°C
18°C14/22°C
--°C/°C
--°C/°C
25AQI
20AQI
28AQI
20AQI
2025 Days Vs Air Quality
Brisbane, Queensland, Australia
100%
216
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 217 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
Brisbane, Queensland, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
25AQI
24AQI
24AQI
22AQI
21AQI
24AQI
20AQI
21AQI
18AQI
19AQI
18AQI
22AQI
21AQI
21AQI
26AQI
21AQI
21AQI
25AQI
25AQI
27AQI
29AQI
30AQI
33AQI
33AQI
29AQI
27AQI
24AQI
25AQI
23AQI
23AQI
21AQI
21AQI
22AQI
26AQI
25AQI
25AQI
25AQI
21AQI
22AQI
20AQI
22AQI
25AQI
28AQI
24AQI
24AQI
25AQI
29AQI
23AQI
21AQI
20AQI
21AQI
20AQI
21AQI
22AQI
21AQI
22AQI
20AQI
20AQI
23AQI
25AQI
20AQI
19AQI
19AQI
17AQI
17AQI
16AQI
17AQI
19AQI
19AQI
19AQI
18AQI
18AQI
18AQI
18AQI
28AQI
24AQI
23AQI
23AQI
21AQI
20AQI
20AQI
20AQI
19AQI
20AQI
19AQI
20AQI
20AQI
16AQI
19AQI
19AQI
18AQI
18AQI
18AQI
19AQI
23AQI
21AQI
20AQI
17AQI
17AQI
18AQI
18AQI
19AQI
17AQI
18AQI
19AQI
22AQI
24AQI
27AQI
26AQI
24AQI
21AQI
19AQI
21AQI
16AQI
18AQI
16AQI
16AQI
19AQI
21AQI
19AQI
18AQI
17AQI
17AQI
18AQI
19AQI
19AQI
19AQI
19AQI
17AQI
16AQI
16AQI
16AQI
16AQI
16AQI
19AQI
18AQI
17AQI
16AQI
17AQI
18AQI
19AQI
19AQI
20AQI
24AQI
26AQI
24AQI
19AQI
20AQI
19AQI
18AQI
17AQI
17AQI
16AQI
17AQI
18AQI
22AQI
23AQI
23AQI
20AQI
17AQI
17AQI
20AQI
20AQI
27AQI
27AQI
28AQI
33AQI
31AQI
30AQI
28AQI
25AQI
25AQI
22AQI
24AQI
21AQI
22AQI
23AQI
22AQI
20AQI
19AQI
18AQI
17AQI
16AQI
19AQI
23AQI
24AQI
22AQI
22AQI
30AQI
22AQI
20AQI
23AQI
25AQI
24AQI
33AQI
32AQI
33AQI
33AQI
27AQI
26AQI
25AQI
24AQI
25AQI
24AQI
25AQI
26AQI
21AQI
19AQI
20AQI
21AQI
19AQI
22AQI
21AQI
20AQI
23AQI
24AQI
23AQI
20AQI
20AQI
19AQI
22AQI
24AQI
22AQI
No. of days
202522AQI
Highest AQI recorded in
January24AQI
Lowest AQI recorded in
May19AQI
202423AQI
Highest AQI recorded in
September35AQI
Lowest AQI recorded in
July17AQI
202327AQI
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
February22AQI
202225AQI
Highest AQI recorded in
August34AQI
Lowest AQI recorded in
March23AQI
202125AQI
Highest AQI recorded in
September30AQI
Lowest AQI recorded in
November20AQI
202027AQI
Highest AQI recorded in
November35AQI
Lowest AQI recorded in
March24AQI
Most & Least Polluted Years Over the Last 6 Years
Brisbane's annual 2025 AQI (22) shows an average percentage change of -14.9% (improved AQI) compared to previous years: 2020 (27), 2021 (25), 2022 (25), 2023 (27), 2024 (23).