Gretna, New Norfolk, Tasmania, 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
Gretna, New Norfolk, Tasmania, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 25 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
Gretna, New Norfolk, Tasmania, Australia
7 AM16th Aug 2026
5 PM
6 AM17th Aug 2026
21AQI
8AQI
58AQI
19AQI
In the last 24 hours,
Gretna's AQI reached its highest point of 58 at 12 AM during the Night, while the lowest point, 8, was recorded at 4 PM during the Day between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Gretna, New Norfolk, Tasmania, Australia
8°C5/14°C
8°C4/13°C
9°C8/12°C
7°C2/10°C
3°C2/6°C
6°C2/10°C
8°C7/9°C
9°C7/10°C
10°C7/13°C
9°C2/11°C
3°C0/5°C
6°C1/10°C
7°C3/11°C
5°C1/12°C
5°C0/14°C
5°C1/10°C
4°C-1/10°C
5°C1/11°C
5°C0/11°C
6°C1/12°C
5°C0/12°C
7°C3/13°C
8°C4/13°C
6°C2/11°C
7°C3/9°C
9°C7/12°C
7°C2/10°C
4°C-2/12°C
5°C-1/13°C
20°C19/21°C
31AQI
16AQI
40AQI
22AQI
2026 Days Vs Air Quality
Gretna, New Norfolk, Tasmania, Australia
96%
215
4%
10
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2026, 96% of 229 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
Gretna, New Norfolk, Tasmania, Australia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI (US)
13AQI (US)
17AQI (US)
16AQI (US)
17AQI (US)
17AQI (US)
15AQI (US)
23AQI (US)
22AQI (US)
16AQI (US)
17AQI (US)
20AQI (US)
20AQI (US)
15AQI (US)
10AQI (US)
19AQI (US)
20AQI (US)
17AQI (US)
14AQI (US)
24AQI (US)
14AQI (US)
9AQI (US)
28AQI (US)
21AQI (US)
31AQI (US)
20AQI (US)
17AQI (US)
27AQI (US)
23AQI (US)
23AQI (US)
35AQI (US)
15AQI (US)
27AQI (US)
11AQI (US)
7AQI (US)
24AQI (US)
26AQI (US)
12AQI (US)
8AQI (US)
11AQI (US)
23AQI (US)
20AQI (US)
9AQI (US)
26AQI (US)
26AQI (US)
31AQI (US)
24AQI (US)
23AQI (US)
18AQI (US)
20AQI (US)
18AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
18AQI (US)
35AQI (US)
31AQI (US)
28AQI (US)
45AQI (US)
26AQI (US)
37AQI (US)
17AQI (US)
29AQI (US)
31AQI (US)
32AQI (US)
25AQI (US)
27AQI (US)
19AQI (US)
14AQI (US)
11AQI (US)
11AQI (US)
8AQI (US)
20AQI (US)
10AQI (US)
8AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
15AQI (US)
12AQI (US)
21AQI (US)
25AQI (US)
25AQI (US)
19AQI (US)
32AQI (US)
33AQI (US)
18AQI (US)
23AQI (US)
27AQI (US)
26AQI (US)
21AQI (US)
25AQI (US)
14AQI (US)
12AQI (US)
14AQI (US)
8AQI (US)
10AQI (US)
6AQI (US)
28AQI (US)
9AQI (US)
20AQI (US)
13AQI (US)
9AQI (US)
9AQI (US)
12AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
24AQI (US)
11AQI (US)
13AQI (US)
15AQI (US)
38AQI (US)
51AQI (US)
44AQI (US)
57AQI (US)
32AQI (US)
23AQI (US)
23AQI (US)
13AQI (US)
13AQI (US)
18AQI (US)
25AQI (US)
34AQI (US)
39AQI (US)
37AQI (US)
34AQI (US)
70AQI (US)
66AQI (US)
57AQI (US)
61AQI (US)
67AQI (US)
51AQI (US)
35AQI (US)
60AQI (US)
59AQI (US)
49AQI (US)
33AQI (US)
15AQI (US)
24AQI (US)
37AQI (US)
39AQI (US)
29AQI (US)
25AQI (US)
32AQI (US)
28AQI (US)
13AQI (US)
15AQI (US)
12AQI (US)
14AQI (US)
22AQI (US)
35AQI (US)
38AQI (US)
41AQI (US)
35AQI (US)
23AQI (US)
17AQI (US)
33AQI (US)
38AQI (US)
40AQI (US)
31AQI (US)
30AQI (US)
21AQI (US)
42AQI (US)
34AQI (US)
26AQI (US)
34AQI (US)
28AQI (US)
44AQI (US)
31AQI (US)
43AQI (US)
33AQI (US)
26AQI (US)
32AQI (US)
31AQI (US)
32AQI (US)
8AQI (US)
27AQI (US)
39AQI (US)
31AQI (US)
33AQI (US)
30AQI (US)
38AQI (US)
26AQI (US)
14AQI (US)
9AQI (US)
22AQI (US)
12AQI (US)
25AQI (US)
41AQI (US)
46AQI (US)
35AQI (US)
39AQI (US)
40AQI (US)
27AQI (US)
21AQI (US)
14AQI (US)
28AQI (US)
26AQI (US)
33AQI (US)
28AQI (US)
19AQI (US)
25AQI (US)
28AQI (US)
32AQI (US)
35AQI (US)
43AQI (US)
34AQI (US)
29AQI (US)
25AQI (US)
42AQI (US)
28AQI (US)
28AQI (US)
20AQI (US)
26AQI (US)
32AQI (US)
17AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
19AQI (US)
40AQI (US)
29AQI (US)
28AQI (US)
29AQI (US)
No. of days
202626AQI (US)
Highest AQI (US) recorded in
May40AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202524AQI (US)
Highest AQI (US) recorded in
October38AQI (US)
Lowest AQI (US) recorded in
September17AQI (US)
202411AQI (US)
Highest AQI (US) recorded in
December18AQI (US)
Lowest AQI (US) recorded in
September6AQI (US)
20239AQI (US)
Highest AQI (US) recorded in
April11AQI (US)
Lowest AQI (US) recorded in
March5AQI (US)
202210AQI (US)
Highest AQI (US) recorded in
May17AQI (US)
Lowest AQI (US) recorded in
August4AQI (US)
20219AQI (US)
Highest AQI (US) recorded in
June16AQI (US)
Lowest AQI (US) recorded in
November5AQI (US)
202010AQI (US)
Highest AQI (US) recorded in
March16AQI (US)
Lowest AQI (US) recorded in
December4AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Gretna's annual 2026 AQI (US) (26) shows an average percentage change of 140.4% (worsened AQI (US)) compared to previous years: 2020 (10), 2021 (9), 2022 (10), 2023 (9), 2024 (11), 2025 (24).