Wollongong, New South Wales, Australia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Wollongong, New South Wales, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (9th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Oct - 10th Oct 2025
Wollongong, New South Wales, Australia
5 AM9th Oct 2025
5 PM
4 AM10th Oct 2025
60AQI
46AQI
58AQI
36AQI
In the last 24 hours,
Wollongong's AQI reached its highest point of 60 at 6 AM during the Day, while the lowest point, 36, was recorded at 12 AM during the Night between 9th Oct and 10th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Wollongong, New South Wales, Australia
15°C13/15°C
12°C9/15°C
13°C9/17°C
14°C10/18°C
16°C12/21°C
17°C13/23°C
20°C16/25°C
17°C12/21°C
15°C12/18°C
17°C11/23°C
17°C12/19°C
15°C10/20°C
14°C10/19°C
12°C8/16°C
16°C11/22°C
17°C11/22°C
20°C15/25°C
21°C16/26°C
18°C15/22°C
16°C13/19°C
19°C14/24°C
19°C14/23°C
16°C12/23°C
16°C12/22°C
15°C11/20°C
19°C13/26°C
20°C15/26°C
17°C13/21°C
21°C14/25°C
22°C18/26°C
--°C/°C
30AQI
26AQI
31AQI
27AQI
2025 Days Vs Air Quality
Wollongong, New South Wales, Australia
99%
280
0.7%
2
Total number of days with different AQI categories in last 283 days in 2025 (82 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 283 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
Wollongong, New South Wales, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
28AQI
28AQI
27AQI
34AQI
36AQI
25AQI
26AQI
22AQI
23AQI
20AQI
22AQI
27AQI
27AQI
28AQI
24AQI
28AQI
28AQI
26AQI
24AQI
28AQI
34AQI
25AQI
29AQI
26AQI
28AQI
33AQI
38AQI
36AQI
29AQI
29AQI
23AQI
22AQI
21AQI
30AQI
40AQI
36AQI
32AQI
29AQI
24AQI
23AQI
25AQI
25AQI
28AQI
27AQI
25AQI
22AQI
22AQI
30AQI
26AQI
26AQI
24AQI
22AQI
23AQI
30AQI
24AQI
25AQI
28AQI
36AQI
34AQI
30AQI
28AQI
25AQI
27AQI
22AQI
22AQI
21AQI
21AQI
23AQI
18AQI
20AQI
24AQI
40AQI
45AQI
35AQI
32AQI
27AQI
27AQI
33AQI
32AQI
24AQI
25AQI
21AQI
22AQI
22AQI
22AQI
21AQI
17AQI
19AQI
17AQI
22AQI
21AQI
33AQI
26AQI
30AQI
24AQI
25AQI
24AQI
20AQI
24AQI
34AQI
29AQI
28AQI
32AQI
24AQI
25AQI
25AQI
25AQI
40AQI
27AQI
31AQI
22AQI
26AQI
22AQI
23AQI
21AQI
19AQI
19AQI
21AQI
18AQI
17AQI
16AQI
21AQI
19AQI
18AQI
21AQI
22AQI
24AQI
21AQI
21AQI
21AQI
20AQI
18AQI
24AQI
19AQI
21AQI
24AQI
17AQI
18AQI
17AQI
16AQI
18AQI
18AQI
19AQI
20AQI
22AQI
43AQI
20AQI
26AQI
25AQI
28AQI
27AQI
28AQI
25AQI
20AQI
23AQI
27AQI
22AQI
17AQI
17AQI
16AQI
17AQI
21AQI
20AQI
22AQI
22AQI
27AQI
25AQI
27AQI
31AQI
36AQI
37AQI
46AQI
37AQI
32AQI
30AQI
27AQI
26AQI
27AQI
29AQI
26AQI
21AQI
18AQI
17AQI
19AQI
25AQI
24AQI
20AQI
23AQI
27AQI
25AQI
18AQI
24AQI
23AQI
23AQI
24AQI
26AQI
26AQI
27AQI
28AQI
26AQI
26AQI
24AQI
25AQI
24AQI
22AQI
24AQI
19AQI
18AQI
18AQI
18AQI
19AQI
21AQI
21AQI
22AQI
22AQI
22AQI
25AQI
24AQI
23AQI
19AQI
18AQI
18AQI
20AQI
22AQI
20AQI
20AQI
18AQI
18AQI
18AQI
18AQI
17AQI
16AQI
17AQI
18AQI
20AQI
19AQI
22AQI
20AQI
18AQI
16AQI
17AQI
19AQI
20AQI
20AQI
21AQI
25AQI
29AQI
21AQI
25AQI
23AQI
22AQI
23AQI
20AQI
20AQI
21AQI
22AQI
21AQI
23AQI
19AQI
22AQI
21AQI
18AQI
18AQI
20AQI
18AQI
20AQI
29AQI
36AQI
25AQI
25AQI
15AQI
33AQI
29AQI
36AQI
37AQI
34AQI
40AQI
33AQI
50AQI
62AQI
57AQI
28AQI
27AQI
26AQI
25AQI
21AQI
26AQI
23AQI
20AQI
23AQI
42AQI
No. of days
202525AQI
Highest AQI recorded in
October42AQI
Lowest AQI recorded in
August20AQI
202428AQI
Highest AQI recorded in
December32AQI
Lowest AQI recorded in
July22AQI
202328AQI
Highest AQI recorded in
September37AQI
Lowest AQI recorded in
April23AQI
202224AQI
Highest AQI recorded in
February26AQI
Lowest AQI recorded in
August22AQI
202126AQI
Highest AQI recorded in
April33AQI
Lowest AQI recorded in
November24AQI
202026AQI
Highest AQI recorded in
November32AQI
Lowest AQI recorded in
May22AQI
Most & Least Polluted Years Over the Last 6 Years
Wollongong's annual 2025 AQI (25) shows an average percentage change of -6.2% (improved AQI) compared to previous years: 2020 (26), 2021 (26), 2022 (24), 2023 (28), 2024 (28).