Gladstone, 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
Gladstone, Queensland, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 21 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Gladstone, Queensland, Australia
6 AM20th Aug 2025
5 PM
5 AM21st Aug 2025
26AQI
19AQI
28AQI
19AQI
In the last 24 hours,
Gladstone's AQI reached its highest point of 28 at 8 PM during the Night, while the lowest point, 19, was recorded at 1 AM during the Night between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Gladstone, Queensland, Australia
17°C14/21°C
19°C17/22°C
17°C13/22°C
16°C11/20°C
20°C17/23°C
18°C14/22°C
16°C12/22°C
15°C11/20°C
18°C14/22°C
17°C12/22°C
15°C14/17°C
15°C11/19°C
16°C12/22°C
17°C13/23°C
18°C14/24°C
18°C14/23°C
18°C13/22°C
18°C14/21°C
16°C15/16°C
16°C13/21°C
16°C13/21°C
16°C12/21°C
17°C14/21°C
16°C13/21°C
15°C11/20°C
16°C11/22°C
17°C12/23°C
16°C11/20°C
17°C13/21°C
19°C16/22°C
--°C/°C
23AQI
18AQI
24AQI
19AQI
2025 Days Vs Air Quality
Gladstone, Queensland, Australia
100%
232
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 233 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
Gladstone, Queensland, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
22AQI
26AQI
29AQI
29AQI
27AQI
24AQI
22AQI
22AQI
20AQI
22AQI
22AQI
24AQI
28AQI
22AQI
25AQI
26AQI
27AQI
24AQI
31AQI
26AQI
28AQI
27AQI
31AQI
32AQI
30AQI
31AQI
30AQI
32AQI
26AQI
28AQI
26AQI
25AQI
31AQI
33AQI
26AQI
27AQI
26AQI
25AQI
23AQI
25AQI
23AQI
24AQI
27AQI
22AQI
23AQI
22AQI
29AQI
26AQI
22AQI
22AQI
28AQI
26AQI
28AQI
24AQI
23AQI
24AQI
25AQI
24AQI
24AQI
26AQI
24AQI
21AQI
22AQI
19AQI
21AQI
19AQI
21AQI
25AQI
22AQI
22AQI
22AQI
22AQI
25AQI
22AQI
23AQI
25AQI
24AQI
22AQI
20AQI
21AQI
20AQI
19AQI
23AQI
20AQI
22AQI
20AQI
17AQI
17AQI
17AQI
16AQI
17AQI
17AQI
18AQI
18AQI
18AQI
20AQI
18AQI
20AQI
18AQI
20AQI
20AQI
23AQI
19AQI
20AQI
22AQI
28AQI
27AQI
27AQI
26AQI
26AQI
26AQI
21AQI
18AQI
16AQI
17AQI
21AQI
16AQI
17AQI
35AQI
22AQI
26AQI
22AQI
19AQI
19AQI
19AQI
19AQI
18AQI
23AQI
17AQI
17AQI
17AQI
18AQI
16AQI
17AQI
18AQI
17AQI
16AQI
17AQI
16AQI
16AQI
18AQI
17AQI
18AQI
17AQI
18AQI
23AQI
20AQI
20AQI
16AQI
16AQI
16AQI
17AQI
18AQI
17AQI
18AQI
19AQI
18AQI
18AQI
18AQI
16AQI
17AQI
23AQI
24AQI
27AQI
24AQI
25AQI
23AQI
25AQI
28AQI
28AQI
25AQI
22AQI
24AQI
26AQI
24AQI
23AQI
24AQI
22AQI
21AQI
20AQI
22AQI
18AQI
20AQI
21AQI
23AQI
23AQI
24AQI
22AQI
24AQI
21AQI
21AQI
23AQI
21AQI
20AQI
22AQI
23AQI
23AQI
25AQI
24AQI
23AQI
22AQI
24AQI
22AQI
22AQI
23AQI
24AQI
20AQI
19AQI
23AQI
20AQI
19AQI
22AQI
22AQI
21AQI
24AQI
23AQI
27AQI
26AQI
28AQI
22AQI
22AQI
21AQI
22AQI
21AQI
21AQI
21AQI
21AQI
20AQI
20AQI
22AQI
21AQI
26AQI
25AQI
22AQI
21AQI
18AQI
22AQI
22AQI
22AQI
No. of days
202522AQI
Highest AQI recorded in
January26AQI
Lowest AQI recorded in
May18AQI
202423AQI
Highest AQI recorded in
September29AQI
Lowest AQI recorded in
June18AQI
202324AQI
Highest AQI recorded in
October28AQI
Lowest AQI recorded in
August21AQI
202221AQI
Highest AQI recorded in
March23AQI
Lowest AQI recorded in
July16AQI
202121AQI
Highest AQI recorded in
October26AQI
Lowest AQI recorded in
June17AQI
202022AQI
Highest AQI recorded in
November32AQI
Lowest AQI recorded in
May14AQI
Most & Least Polluted Years Over the Last 6 Years
Gladstone's annual 2025 AQI (22) shows an average percentage change of 1.6% (worsened AQI) compared to previous years: 2020 (22), 2021 (21), 2022 (21), 2023 (24), 2024 (23).