Sheffield, Devonport, Tasmania, 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
Sheffield, Devonport, Tasmania, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 22 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 29th Sep - 30th Sep 2026
Sheffield, Devonport, Tasmania, Australia
6 AM29th Sep 2026
6 PM
5 AM30th Sep 2026
25AQI
19AQI
25AQI
21AQI
In the last 24 hours,
Sheffield's AQI reached its highest point of 25 at 10 PM during the Night, while the lowest point, 19, was recorded at 3 PM during the Day between 29th Sep and 30th Sep 2026.
Day & Night AQI Trend : Sep 2026
Sheffield, Devonport, Tasmania, Australia
7°C4/10°C
6°C4/8°C
4°C1/7°C
5°C3/8°C
7°C5/9°C
9°C6/14°C
6°C3/9°C
6°C2/10°C
3°C1/6°C
6°C3/12°C
8°C3/15°C
9°C4/16°C
10°C6/14°C
10°C6/11°C
3°C1/5°C
4°C1/8°C
6°C4/11°C
9°C5/14°C
10°C6/14°C
11°C6/17°C
4°C1/7°C
6°C2/12°C
7°C2/13°C
11°C6/16°C
11°C8/15°C
6°C1/8°C
5°C-1/13°C
7°C2/15°C
8°C3/13°C
10°C8/11°C
24AQI
20AQI
30AQI
22AQI
2026 Days Vs Air Quality
Sheffield, Devonport, Tasmania, Australia
97%
260
3%
9
Total number of days with different AQI categories in last 273 days in 2026 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% 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
Sheffield, Devonport, Tasmania, Australia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI (US)
17AQI (US)
21AQI (US)
19AQI (US)
17AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
11AQI (US)
13AQI (US)
13AQI (US)
17AQI (US)
17AQI (US)
21AQI (US)
14AQI (US)
13AQI (US)
15AQI (US)
20AQI (US)
22AQI (US)
32AQI (US)
20AQI (US)
16AQI (US)
21AQI (US)
13AQI (US)
34AQI (US)
24AQI (US)
19AQI (US)
28AQI (US)
24AQI (US)
26AQI (US)
36AQI (US)
20AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
19AQI (US)
16AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
21AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
23AQI (US)
25AQI (US)
18AQI (US)
20AQI (US)
21AQI (US)
27AQI (US)
23AQI (US)
26AQI (US)
33AQI (US)
34AQI (US)
23AQI (US)
36AQI (US)
31AQI (US)
30AQI (US)
46AQI (US)
27AQI (US)
38AQI (US)
32AQI (US)
32AQI (US)
30AQI (US)
33AQI (US)
27AQI (US)
30AQI (US)
28AQI (US)
27AQI (US)
29AQI (US)
25AQI (US)
26AQI (US)
8AQI (US)
12AQI (US)
21AQI (US)
25AQI (US)
8AQI (US)
9AQI (US)
22AQI (US)
22AQI (US)
29AQI (US)
27AQI (US)
25AQI (US)
21AQI (US)
34AQI (US)
33AQI (US)
23AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
22AQI (US)
25AQI (US)
21AQI (US)
19AQI (US)
24AQI (US)
20AQI (US)
10AQI (US)
9AQI (US)
7AQI (US)
8AQI (US)
25AQI (US)
15AQI (US)
13AQI (US)
14AQI (US)
19AQI (US)
21AQI (US)
23AQI (US)
17AQI (US)
16AQI (US)
20AQI (US)
32AQI (US)
38AQI (US)
14AQI (US)
9AQI (US)
13AQI (US)
19AQI (US)
40AQI (US)
34AQI (US)
17AQI (US)
10AQI (US)
19AQI (US)
22AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
18AQI (US)
17AQI (US)
18AQI (US)
68AQI (US)
66AQI (US)
58AQI (US)
61AQI (US)
67AQI (US)
50AQI (US)
37AQI (US)
60AQI (US)
59AQI (US)
48AQI (US)
32AQI (US)
9AQI (US)
23AQI (US)
18AQI (US)
21AQI (US)
14AQI (US)
16AQI (US)
14AQI (US)
15AQI (US)
21AQI (US)
19AQI (US)
17AQI (US)
11AQI (US)
36AQI (US)
25AQI (US)
17AQI (US)
28AQI (US)
21AQI (US)
12AQI (US)
21AQI (US)
56AQI (US)
31AQI (US)
9AQI (US)
17AQI (US)
12AQI (US)
26AQI (US)
26AQI (US)
32AQI (US)
10AQI (US)
22AQI (US)
23AQI (US)
35AQI (US)
53AQI (US)
35AQI (US)
8AQI (US)
7AQI (US)
13AQI (US)
14AQI (US)
11AQI (US)
9AQI (US)
29AQI (US)
29AQI (US)
32AQI (US)
48AQI (US)
33AQI (US)
27AQI (US)
9AQI (US)
10AQI (US)
14AQI (US)
22AQI (US)
21AQI (US)
34AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
19AQI (US)
32AQI (US)
20AQI (US)
16AQI (US)
14AQI (US)
30AQI (US)
26AQI (US)
30AQI (US)
25AQI (US)
19AQI (US)
26AQI (US)
32AQI (US)
29AQI (US)
34AQI (US)
11AQI (US)
19AQI (US)
27AQI (US)
15AQI (US)
23AQI (US)
26AQI (US)
24AQI (US)
18AQI (US)
21AQI (US)
17AQI (US)
19AQI (US)
19AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
20AQI (US)
17AQI (US)
21AQI (US)
19AQI (US)
19AQI (US)
24AQI (US)
20AQI (US)
23AQI (US)
21AQI (US)
18AQI (US)
17AQI (US)
18AQI (US)
27AQI (US)
18AQI (US)
26AQI (US)
24AQI (US)
16AQI (US)
22AQI (US)
19AQI (US)
27AQI (US)
16AQI (US)
28AQI (US)
19AQI (US)
28AQI (US)
22AQI (US)
27AQI (US)
34AQI (US)
24AQI (US)
13AQI (US)
15AQI (US)
29AQI (US)
27AQI (US)
22AQI (US)
21AQI (US)
18AQI (US)
29AQI (US)
30AQI (US)
38AQI (US)
11AQI (US)
15AQI (US)
40AQI (US)
26AQI (US)
22AQI (US)
21AQI (US)
25AQI (US)
26AQI (US)
19AQI (US)
34AQI (US)
23AQI (US)
24AQI (US)
21AQI (US)
24AQI (US)
No. of days
202624AQI (US)
Highest AQI (US) recorded in
May34AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202526AQI (US)
Highest AQI (US) recorded in
June39AQI (US)
Lowest AQI (US) recorded in
September18AQI (US)
202417AQI (US)
Highest AQI (US) recorded in
June35AQI (US)
Lowest AQI (US) recorded in
January8AQI (US)
202312AQI (US)
Highest AQI (US) recorded in
August20AQI (US)
Lowest AQI (US) recorded in
December6AQI (US)
202214AQI (US)
Highest AQI (US) recorded in
July36AQI (US)
Lowest AQI (US) recorded in
November7AQI (US)
202113AQI (US)
Highest AQI (US) recorded in
May25AQI (US)
Lowest AQI (US) recorded in
November7AQI (US)
202018AQI (US)
Highest AQI (US) recorded in
May29AQI (US)
Lowest AQI (US) recorded in
December6AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Sheffield's annual 2026 AQI (US) (24) shows an average percentage change of 53.8% (worsened AQI (US)) compared to previous years: 2020 (18), 2021 (13), 2022 (14), 2023 (12), 2024 (17), 2025 (26).