Caversham, Perth, Western Australia, Australia 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
Caversham, Perth, Western Australia, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 14 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Caversham, Perth, Western Australia, Australia
6 AM27th Sep 2026
6 PM
5 AM28th Sep 2026
63AQI
10AQI
19AQI
12AQI
In the last 24 hours,
Caversham's AQI reached its highest point of 63 at 11 AM during the Day, while the lowest point, 10, was recorded at 5 PM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Caversham, Perth, Western Australia, Australia
18°C13/24°C
16°C13/18°C
14°C11/17°C
13°C11/16°C
15°C13/17°C
15°C14/17°C
14°C12/18°C
14°C11/18°C
15°C10/21°C
14°C11/19°C
15°C10/20°C
16°C11/21°C
17°C12/24°C
16°C13/19°C
15°C11/20°C
17°C13/23°C
18°C13/24°C
22°C17/28°C
22°C17/29°C
19°C13/28°C
15°C14/18°C
16°C13/19°C
17°C13/23°C
16°C12/21°C
16°C12/20°C
15°C12/21°C
15°C12/21°C
12°C11/14°C
15°C11/19°C
16°C13/21°C
23AQI
16AQI
19AQI
17AQI
2026 Days Vs Air Quality
Caversham, Perth, Western Australia, Australia
99%
264
1%
4
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 271 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
Caversham, Perth, Western Australia, Australia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI (US)
21AQI (US)
27AQI (US)
22AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
18AQI (US)
14AQI (US)
18AQI (US)
16AQI (US)
21AQI (US)
16AQI (US)
12AQI (US)
16AQI (US)
22AQI (US)
17AQI (US)
19AQI (US)
46AQI (US)
17AQI (US)
23AQI (US)
28AQI (US)
44AQI (US)
34AQI (US)
38AQI (US)
40AQI (US)
24AQI (US)
20AQI (US)
28AQI (US)
44AQI (US)
33AQI (US)
30AQI (US)
33AQI (US)
46AQI (US)
45AQI (US)
40AQI (US)
28AQI (US)
35AQI (US)
27AQI (US)
32AQI (US)
46AQI (US)
41AQI (US)
37AQI (US)
51AQI (US)
44AQI (US)
35AQI (US)
29AQI (US)
33AQI (US)
34AQI (US)
23AQI (US)
34AQI (US)
36AQI (US)
30AQI (US)
9AQI (US)
11AQI (US)
31AQI (US)
22AQI (US)
43AQI (US)
46AQI (US)
27AQI (US)
44AQI (US)
42AQI (US)
46AQI (US)
44AQI (US)
35AQI (US)
37AQI (US)
45AQI (US)
47AQI (US)
39AQI (US)
40AQI (US)
41AQI (US)
42AQI (US)
42AQI (US)
43AQI (US)
47AQI (US)
36AQI (US)
36AQI (US)
36AQI (US)
30AQI (US)
40AQI (US)
15AQI (US)
19AQI (US)
35AQI (US)
44AQI (US)
30AQI (US)
28AQI (US)
20AQI (US)
44AQI (US)
35AQI (US)
45AQI (US)
17AQI (US)
25AQI (US)
32AQI (US)
33AQI (US)
39AQI (US)
32AQI (US)
32AQI (US)
17AQI (US)
18AQI (US)
29AQI (US)
21AQI (US)
15AQI (US)
27AQI (US)
12AQI (US)
13AQI (US)
36AQI (US)
13AQI (US)
24AQI (US)
28AQI (US)
11AQI (US)
41AQI (US)
44AQI (US)
44AQI (US)
45AQI (US)
43AQI (US)
28AQI (US)
26AQI (US)
40AQI (US)
28AQI (US)
34AQI (US)
27AQI (US)
19AQI (US)
19AQI (US)
28AQI (US)
11AQI (US)
7AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
23AQI (US)
27AQI (US)
27AQI (US)
71AQI (US)
55AQI (US)
47AQI (US)
45AQI (US)
57AQI (US)
48AQI (US)
46AQI (US)
44AQI (US)
48AQI (US)
36AQI (US)
31AQI (US)
17AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
19AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
36AQI (US)
11AQI (US)
14AQI (US)
20AQI (US)
22AQI (US)
18AQI (US)
23AQI (US)
15AQI (US)
20AQI (US)
23AQI (US)
15AQI (US)
24AQI (US)
25AQI (US)
19AQI (US)
20AQI (US)
19AQI (US)
22AQI (US)
20AQI (US)
21AQI (US)
24AQI (US)
37AQI (US)
25AQI (US)
21AQI (US)
20AQI (US)
21AQI (US)
21AQI (US)
18AQI (US)
20AQI (US)
15AQI (US)
16AQI (US)
18AQI (US)
15AQI (US)
23AQI (US)
16AQI (US)
17AQI (US)
22AQI (US)
22AQI (US)
18AQI (US)
23AQI (US)
15AQI (US)
15AQI (US)
19AQI (US)
22AQI (US)
24AQI (US)
27AQI (US)
19AQI (US)
17AQI (US)
14AQI (US)
16AQI (US)
19AQI (US)
21AQI (US)
15AQI (US)
10AQI (US)
13AQI (US)
20AQI (US)
18AQI (US)
34AQI (US)
41AQI (US)
19AQI (US)
14AQI (US)
16AQI (US)
19AQI (US)
14AQI (US)
19AQI (US)
16AQI (US)
17AQI (US)
27AQI (US)
32AQI (US)
26AQI (US)
18AQI (US)
23AQI (US)
24AQI (US)
27AQI (US)
15AQI (US)
17AQI (US)
16AQI (US)
15AQI (US)
13AQI (US)
14AQI (US)
19AQI (US)
14AQI (US)
14AQI (US)
18AQI (US)
14AQI (US)
23AQI (US)
19AQI (US)
14AQI (US)
19AQI (US)
14AQI (US)
20AQI (US)
21AQI (US)
13AQI (US)
12AQI (US)
17AQI (US)
16AQI (US)
15AQI (US)
14AQI (US)
25AQI (US)
29AQI (US)
15AQI (US)
17AQI (US)
18AQI (US)
24AQI (US)
19AQI (US)
24AQI (US)
19AQI (US)
21AQI (US)
24AQI (US)
16AQI (US)
16AQI (US)
17AQI (US)
13AQI (US)
25AQI (US)
14AQI (US)
25AQI (US)
34AQI (US)
37AQI (US)
28AQI (US)
32AQI (US)
22AQI (US)
18AQI (US)
20AQI (US)
18AQI (US)
No. of days
202626AQI (US)
Highest AQI (US) recorded in
March37AQI (US)
Lowest AQI (US) recorded in
September18AQI (US)
202526AQI (US)
Highest AQI (US) recorded in
October34AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202425AQI (US)
Highest AQI (US) recorded in
August27AQI (US)
Lowest AQI (US) recorded in
May22AQI (US)
202323AQI (US)
Highest AQI (US) recorded in
October28AQI (US)
Lowest AQI (US) recorded in
April20AQI (US)
202221AQI (US)
Highest AQI (US) recorded in
February26AQI (US)
Lowest AQI (US) recorded in
November19AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
March16AQI (US)
202034AQI (US)
Highest AQI (US) recorded in
May60AQI (US)
Lowest AQI (US) recorded in
August17AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Caversham's annual 2026 AQI (US) (26) shows an average percentage change of 0.6% (worsened AQI (US)) compared to previous years: 2020 (34), 2021 (30), 2022 (21), 2023 (23), 2024 (25), 2025 (26).