Coolaroo, Wollert, Victoria, 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
Coolaroo, Wollert, Victoria, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 26 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Coolaroo, Wollert, Victoria, Australia
7 AM3rd Aug 2025
5 PM
6 AM4th Aug 2025
AQI
AQI
50AQI
16AQI
In the last 24 hours,
Coolaroo's AQI reached its highest point of 50 at 12 AM during the Night, while the lowest point, 16, was recorded at 4 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Coolaroo, Wollert, Victoria, Australia
11°C7/15°C
11°C8/16°C
10°C7/16°C
10°C7/13°C
8°C5/11°C
8°C6/10°C
11°C7/15°C
10°C6/16°C
11°C7/14°C
9°C6/12°C
9°C6/12°C
10°C7/13°C
9°C6/13°C
8°C4/14°C
8°C5/14°C
8°C5/14°C
10°C6/14°C
11°C8/13°C
8°C5/11°C
8°C4/14°C
7°C5/10°C
9°C7/10°C
9°C7/12°C
10°C7/13°C
8°C5/12°C
8°C6/12°C
7°C4/12°C
7°C4/12°C
9°C6/14°C
--°C/°C
--°C/°C
23AQI
17AQI
26AQI
18AQI
2025 Days Vs Air Quality
Coolaroo, Wollert, Victoria, Australia
100%
215
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 215 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
Coolaroo, Wollert, Victoria, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
19AQI
24AQI
25AQI
25AQI
20AQI
21AQI
24AQI
24AQI
30AQI
26AQI
25AQI
26AQI
23AQI
25AQI
23AQI
23AQI
24AQI
25AQI
30AQI
32AQI
24AQI
26AQI
23AQI
25AQI
23AQI
25AQI
23AQI
25AQI
21AQI
21AQI
33AQI
27AQI
35AQI
30AQI
44AQI
39AQI
43AQI
44AQI
31AQI
35AQI
26AQI
31AQI
26AQI
26AQI
27AQI
23AQI
24AQI
21AQI
22AQI
20AQI
23AQI
24AQI
24AQI
21AQI
23AQI
26AQI
26AQI
22AQI
24AQI
21AQI
22AQI
27AQI
30AQI
35AQI
28AQI
29AQI
24AQI
24AQI
26AQI
25AQI
25AQI
24AQI
27AQI
22AQI
19AQI
20AQI
23AQI
18AQI
18AQI
19AQI
21AQI
21AQI
22AQI
19AQI
19AQI
17AQI
17AQI
16AQI
16AQI
16AQI
18AQI
18AQI
17AQI
18AQI
14AQI
14AQI
15AQI
14AQI
16AQI
16AQI
18AQI
18AQI
18AQI
18AQI
18AQI
20AQI
20AQI
19AQI
18AQI
15AQI
13AQI
13AQI
13AQI
14AQI
15AQI
13AQI
13AQI
13AQI
13AQI
14AQI
15AQI
17AQI
15AQI
15AQI
16AQI
16AQI
15AQI
16AQI
17AQI
16AQI
17AQI
16AQI
16AQI
18AQI
18AQI
17AQI
15AQI
21AQI
18AQI
19AQI
18AQI
17AQI
14AQI
14AQI
15AQI
16AQI
13AQI
14AQI
15AQI
16AQI
17AQI
16AQI
16AQI
15AQI
15AQI
15AQI
14AQI
15AQI
14AQI
15AQI
15AQI
19AQI
18AQI
18AQI
16AQI
15AQI
16AQI
20AQI
21AQI
26AQI
30AQI
40AQI
27AQI
31AQI
26AQI
31AQI
31AQI
37AQI
31AQI
31AQI
25AQI
24AQI
28AQI
28AQI
24AQI
34AQI
34AQI
24AQI
23AQI
22AQI
23AQI
23AQI
19AQI
19AQI
20AQI
20AQI
21AQI
23AQI
21AQI
25AQI
21AQI
18AQI
19AQI
19AQI
18AQI
17AQI
17AQI
18AQI
19AQI
19AQI
19AQI
23AQI
32AQI
26AQI
24AQI
28AQI
23AQI
16AQI
16AQI
22AQI
22AQI
27AQI
No. of days
202522AQI
Highest AQI recorded in
February28AQI
Lowest AQI recorded in
April16AQI
202419AQI
Highest AQI recorded in
May26AQI
Lowest AQI recorded in
April9AQI
202317AQI
Highest AQI recorded in
December18AQI
Lowest AQI recorded in
November9AQI
202118AQI
Highest AQI recorded in
May18AQI
Lowest AQI recorded in
May18AQI
202032AQI
Highest AQI recorded in
May35AQI
Lowest AQI recorded in
April26AQI
Most & Least Polluted Years Over the Last 5 Years
Coolaroo's annual 2025 AQI (22) shows an average percentage change of 6.8% (worsened AQI) compared to previous years: 2020 (32), 2021 (18), 2023 (17), 2024 (19).