Bushfire Monitoring Coffs Harbour, Coffs Harbour, 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
Bushfire Monitoring Coffs Harbour, Coffs Harbour, New South Wales, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 31 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Bushfire Monitoring Coffs Harbour, Coffs Harbour, New South Wales, Australia
5 AM3rd Oct 2025
5 PM
4 AM4th Oct 2025
33AQI
28AQI
48AQI
14AQI
In the last 24 hours,
Bushfire Monitoring Coffs Harbour's AQI reached its highest point of 48 at 1 AM during the Night, while the lowest point, 14, was recorded at 11 PM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Bushfire Monitoring Coffs Harbour, Coffs Harbour, New South Wales, Australia
17°C12/23°C
17°C14/20°C
15°C13/18°C
16°C12/20°C
17°C13/23°C
20°C16/24°C
21°C18/24°C
16°C13/19°C
15°C12/19°C
16°C12/19°C
17°C12/21°C
17°C13/23°C
18°C14/23°C
21°C16/27°C
18°C15/21°C
19°C14/24°C
19°C15/23°C
16°C13/20°C
17°C13/20°C
15°C11/18°C
15°C11/20°C
17°C12/21°C
19°C14/25°C
20°C17/26°C
21°C17/27°C
20°C16/23°C
20°C17/25°C
22°C17/28°C
20°C15/26°C
17°C13/21°C
--°C/°C
31AQI
27AQI
32AQI
27AQI
2025 Days Vs Air Quality
Bushfire Monitoring Coffs Harbour, Coffs Harbour, New South Wales, Australia
98%
271
2%
5
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 277 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
Bushfire Monitoring Coffs Harbour, Coffs Harbour, New South Wales, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI
21AQI
20AQI
22AQI
19AQI
19AQI
18AQI
18AQI
19AQI
17AQI
17AQI
17AQI
18AQI
18AQI
19AQI
21AQI
17AQI
21AQI
20AQI
19AQI
21AQI
25AQI
26AQI
27AQI
22AQI
21AQI
19AQI
20AQI
22AQI
19AQI
20AQI
19AQI
18AQI
19AQI
21AQI
20AQI
22AQI
20AQI
19AQI
19AQI
18AQI
19AQI
19AQI
23AQI
20AQI
22AQI
21AQI
20AQI
20AQI
20AQI
20AQI
19AQI
18AQI
18AQI
19AQI
17AQI
19AQI
18AQI
18AQI
20AQI
20AQI
18AQI
19AQI
23AQI
20AQI
19AQI
18AQI
17AQI
17AQI
15AQI
16AQI
15AQI
16AQI
16AQI
17AQI
19AQI
18AQI
19AQI
17AQI
16AQI
16AQI
17AQI
15AQI
16AQI
20AQI
19AQI
19AQI
19AQI
16AQI
18AQI
17AQI
18AQI
17AQI
19AQI
19AQI
21AQI
17AQI
16AQI
15AQI
15AQI
16AQI
16AQI
17AQI
17AQI
17AQI
18AQI
19AQI
24AQI
26AQI
27AQI
24AQI
20AQI
19AQI
19AQI
17AQI
16AQI
14AQI
14AQI
14AQI
15AQI
15AQI
15AQI
15AQI
15AQI
16AQI
17AQI
20AQI
20AQI
18AQI
17AQI
16AQI
16AQI
16AQI
16AQI
16AQI
18AQI
17AQI
16AQI
15AQI
16AQI
16AQI
16AQI
17AQI
17AQI
17AQI
18AQI
21AQI
18AQI
17AQI
17AQI
16AQI
16AQI
17AQI
16AQI
16AQI
17AQI
18AQI
18AQI
19AQI
17AQI
16AQI
17AQI
20AQI
19AQI
23AQI
22AQI
22AQI
26AQI
24AQI
25AQI
25AQI
25AQI
37AQI
25AQI
23AQI
19AQI
19AQI
18AQI
21AQI
21AQI
19AQI
17AQI
16AQI
16AQI
19AQI
20AQI
19AQI
18AQI
20AQI
20AQI
20AQI
21AQI
25AQI
24AQI
25AQI
25AQI
25AQI
26AQI
23AQI
24AQI
22AQI
22AQI
20AQI
20AQI
20AQI
20AQI
23AQI
19AQI
18AQI
18AQI
20AQI
18AQI
21AQI
20AQI
21AQI
21AQI
21AQI
25AQI
24AQI
20AQI
19AQI
17AQI
17AQI
19AQI
20AQI
19AQI
19AQI
19AQI
18AQI
18AQI
17AQI
16AQI
17AQI
17AQI
19AQI
22AQI
20AQI
24AQI
23AQI
20AQI
18AQI
18AQI
18AQI
20AQI
21AQI
20AQI
22AQI
23AQI
20AQI
20AQI
21AQI
26AQI
23AQI
19AQI
19AQI
19AQI
21AQI
20AQI
22AQI
29AQI
23AQI
27AQI
21AQI
20AQI
21AQI
19AQI
19AQI
26AQI
46AQI
63AQI
55AQI
63AQI
55AQI
59AQI
39AQI
31AQI
20AQI
19AQI
18AQI
18AQI
17AQI
21AQI
21AQI
20AQI
27AQI
43AQI
No. of days
202520AQI
Highest AQI recorded in
October43AQI
Lowest AQI recorded in
May17AQI
202420AQI
Highest AQI recorded in
September30AQI
Lowest AQI recorded in
January13AQI
202320AQI
Highest AQI recorded in
October31AQI
Lowest AQI recorded in
January11AQI
202216AQI
Highest AQI recorded in
September20AQI
Lowest AQI recorded in
April14AQI
202118AQI
Highest AQI recorded in
September24AQI
Lowest AQI recorded in
February14AQI
202022AQI
Highest AQI recorded in
August26AQI
Lowest AQI recorded in
May15AQI
Most & Least Polluted Years Over the Last 6 Years
Bushfire Monitoring Coffs Harbour's annual 2025 AQI (20) shows an average percentage change of 5.1% (worsened AQI) compared to previous years: 2020 (22), 2021 (18), 2022 (16), 2023 (20), 2024 (20).