Grafton, 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!
September Air Quality Analysis
Grafton, New South Wales, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 81 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Grafton, New South Wales, Australia
5 AM30th Sep 2025
5 PM
4 AM1st Oct 2025
AQI
AQI
103AQI
27AQI
In the last 24 hours,
Grafton's AQI reached its highest point of 103 at 2 PM during the Night, while the lowest point, 27, was recorded at 8 PM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Grafton, New South Wales, Australia
14°C10/20°C
14°C9/21°C
15°C10/23°C
16°C9/24°C
16°C11/23°C
14°C11/18°C
14°C9/21°C
16°C9/25°C
18°C13/25°C
19°C15/26°C
15°C9/19°C
14°C8/22°C
15°C11/22°C
16°C11/24°C
17°C11/26°C
17°C11/26°C
20°C12/30°C
18°C14/25°C
20°C13/30°C
19°C14/23°C
17°C11/25°C
17°C10/25°C
14°C10/20°C
15°C7/24°C
16°C9/25°C
18°C10/29°C
20°C13/30°C
22°C14/33°C
20°C15/30°C
--°C/°C
--°C/°C
41AQI
26AQI
33AQI
26AQI
2025 Days Vs Air Quality
Grafton, New South Wales, Australia
99%
268
1%
4
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 273 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
Grafton, New South Wales, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
20AQI
20AQI
19AQI
18AQI
18AQI
18AQI
18AQI
18AQI
17AQI
17AQI
16AQI
18AQI
18AQI
18AQI
18AQI
17AQI
18AQI
19AQI
18AQI
20AQI
21AQI
23AQI
23AQI
20AQI
20AQI
19AQI
18AQI
20AQI
19AQI
18AQI
19AQI
17AQI
17AQI
20AQI
19AQI
21AQI
20AQI
18AQI
19AQI
17AQI
19AQI
19AQI
21AQI
19AQI
22AQI
19AQI
19AQI
18AQI
18AQI
18AQI
17AQI
17AQI
16AQI
17AQI
16AQI
18AQI
17AQI
18AQI
19AQI
19AQI
17AQI
17AQI
17AQI
16AQI
15AQI
16AQI
16AQI
17AQI
15AQI
17AQI
16AQI
17AQI
16AQI
16AQI
18AQI
16AQI
16AQI
16AQI
15AQI
16AQI
16AQI
15AQI
16AQI
19AQI
18AQI
16AQI
16AQI
15AQI
16AQI
16AQI
17AQI
16AQI
17AQI
17AQI
18AQI
16AQI
14AQI
12AQI
15AQI
17AQI
15AQI
16AQI
17AQI
16AQI
16AQI
17AQI
19AQI
20AQI
21AQI
18AQI
16AQI
14AQI
15AQI
13AQI
14AQI
12AQI
13AQI
12AQI
15AQI
14AQI
15AQI
14AQI
14AQI
15AQI
15AQI
16AQI
16AQI
16AQI
13AQI
14AQI
14AQI
14AQI
16AQI
15AQI
17AQI
15AQI
15AQI
14AQI
14AQI
14AQI
14AQI
13AQI
15AQI
15AQI
17AQI
20AQI
16AQI
16AQI
15AQI
14AQI
14AQI
15AQI
15AQI
16AQI
15AQI
17AQI
17AQI
16AQI
15AQI
14AQI
14AQI
17AQI
17AQI
19AQI
22AQI
22AQI
22AQI
24AQI
25AQI
24AQI
23AQI
23AQI
20AQI
20AQI
19AQI
19AQI
21AQI
21AQI
20AQI
19AQI
17AQI
16AQI
16AQI
16AQI
21AQI
21AQI
20AQI
19AQI
22AQI
19AQI
19AQI
21AQI
23AQI
22AQI
25AQI
29AQI
29AQI
27AQI
26AQI
23AQI
22AQI
21AQI
22AQI
21AQI
21AQI
22AQI
20AQI
19AQI
18AQI
20AQI
19AQI
21AQI
19AQI
19AQI
22AQI
22AQI
24AQI
24AQI
21AQI
19AQI
18AQI
19AQI
21AQI
21AQI
21AQI
21AQI
20AQI
17AQI
18AQI
18AQI
18AQI
17AQI
20AQI
19AQI
24AQI
22AQI
25AQI
26AQI
21AQI
20AQI
23AQI
20AQI
23AQI
22AQI
21AQI
22AQI
23AQI
20AQI
22AQI
22AQI
24AQI
27AQI
23AQI
20AQI
22AQI
22AQI
20AQI
21AQI
25AQI
23AQI
25AQI
20AQI
19AQI
20AQI
19AQI
21AQI
27AQI
93AQI
68AQI
55AQI
81AQI
19AQI
18AQI
16AQI
16AQI
15AQI
19AQI
21AQI
21AQI
29AQI
No. of days
202519AQI
Highest AQI recorded in
September29AQI
Lowest AQI recorded in
May15AQI
202412AQI
Highest AQI recorded in
September21AQI
Lowest AQI recorded in
May6AQI
202315AQI
Highest AQI recorded in
July34AQI
Lowest AQI recorded in
January7AQI
20227AQI
Highest AQI recorded in
August11AQI
Lowest AQI recorded in
October6AQI
Most & Least Polluted Years Over the Last 4 Years
Grafton's annual 2025 AQI (19) shows an average percentage change of 82.5% (worsened AQI) compared to previous years: 2022 (7), 2023 (15), 2024 (12).