Invercargill, Southland, New Zealand 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
Invercargill, Southland, New Zealand
AQI Trends: Highest and Lowest
Same Day Analysis (11th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Oct - 12th Oct 2025
Invercargill, Southland, New Zealand
6 AM11th Oct 2025
7 PM
5 AM12th Oct 2025
63AQI
33AQI
62AQI
22AQI
In the last 24 hours,
Invercargill's AQI reached its highest point of 63 at 12 PM during the Day, while the lowest point, 22, was recorded at 4 AM during the Night between 11th Oct and 12th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Invercargill, Southland, New Zealand
7°C4/9°C
7°C4/8°C
8°C6/12°C
10°C7/15°C
11°C8/14°C
13°C10/14°C
8°C4/9°C
5°C2/10°C
8°C3/13°C
11°C7/14°C
10°C7/15°C
8°C4/11°C
8°C3/13°C
8°C6/12°C
6°C4/8°C
7°C2/11°C
10°C6/16°C
7°C4/9°C
7°C4/11°C
5°C4/8°C
6°C1/12°C
10°C5/15°C
9°C8/10°C
8°C5/9°C
8°C3/16°C
9°C7/11°C
13°C9/16°C
14°C11/18°C
13°C11/15°C
16°C12/19°C
--°C/°C
31AQI
27AQI
34AQI
29AQI
2025 Days Vs Air Quality
Invercargill, Southland, New Zealand
85%
242
15%
42
Total number of days with different AQI categories in last 285 days in 2025 (80 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 285 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Invercargill, Southland, New Zealand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
27AQI
26AQI
25AQI
27AQI
27AQI
28AQI
26AQI
27AQI
26AQI
25AQI
25AQI
26AQI
24AQI
24AQI
22AQI
24AQI
23AQI
25AQI
24AQI
24AQI
26AQI
26AQI
26AQI
27AQI
26AQI
28AQI
27AQI
30AQI
29AQI
32AQI
28AQI
31AQI
30AQI
29AQI
30AQI
27AQI
29AQI
30AQI
33AQI
31AQI
30AQI
28AQI
27AQI
27AQI
28AQI
31AQI
31AQI
31AQI
29AQI
28AQI
27AQI
27AQI
25AQI
29AQI
24AQI
24AQI
23AQI
26AQI
35AQI
35AQI
38AQI
32AQI
32AQI
29AQI
27AQI
25AQI
28AQI
25AQI
28AQI
25AQI
26AQI
25AQI
24AQI
26AQI
24AQI
24AQI
25AQI
23AQI
25AQI
24AQI
24AQI
24AQI
24AQI
27AQI
26AQI
25AQI
26AQI
27AQI
28AQI
27AQI
28AQI
29AQI
28AQI
27AQI
28AQI
27AQI
25AQI
23AQI
22AQI
24AQI
25AQI
25AQI
33AQI
27AQI
28AQI
27AQI
30AQI
31AQI
30AQI
27AQI
28AQI
32AQI
35AQI
38AQI
43AQI
43AQI
45AQI
43AQI
39AQI
34AQI
31AQI
31AQI
33AQI
35AQI
36AQI
37AQI
34AQI
34AQI
32AQI
35AQI
35AQI
35AQI
38AQI
38AQI
44AQI
43AQI
39AQI
36AQI
39AQI
38AQI
40AQI
44AQI
46AQI
46AQI
44AQI
45AQI
42AQI
43AQI
41AQI
44AQI
45AQI
51AQI
61AQI
52AQI
50AQI
51AQI
49AQI
54AQI
51AQI
50AQI
54AQI
52AQI
51AQI
54AQI
58AQI
65AQI
67AQI
64AQI
66AQI
67AQI
70AQI
83AQI
78AQI
72AQI
62AQI
63AQI
60AQI
64AQI
60AQI
65AQI
66AQI
66AQI
80AQI
63AQI
61AQI
68AQI
63AQI
60AQI
62AQI
63AQI
61AQI
62AQI
65AQI
60AQI
51AQI
50AQI
48AQI
50AQI
50AQI
44AQI
43AQI
44AQI
39AQI
38AQI
40AQI
44AQI
39AQI
43AQI
40AQI
32AQI
31AQI
28AQI
33AQI
36AQI
36AQI
33AQI
37AQI
40AQI
33AQI
33AQI
35AQI
33AQI
29AQI
32AQI
30AQI
26AQI
25AQI
29AQI
26AQI
24AQI
25AQI
23AQI
27AQI
26AQI
29AQI
27AQI
28AQI
24AQI
22AQI
20AQI
23AQI
21AQI
25AQI
21AQI
21AQI
27AQI
37AQI
34AQI
31AQI
28AQI
26AQI
27AQI
24AQI
24AQI
22AQI
23AQI
23AQI
25AQI
22AQI
21AQI
23AQI
25AQI
20AQI
21AQI
22AQI
24AQI
27AQI
31AQI
26AQI
29AQI
20AQI
26AQI
31AQI
37AQI
48AQI
50AQI
39AQI
24AQI
40AQI
48AQI
51AQI
49AQI
42AQI
26AQI
28AQI
27AQI
31AQI
38AQI
60AQI
52AQI
29AQI
25AQI
42AQI
No. of days
202535AQI
Highest AQI recorded in
June60AQI
Lowest AQI recorded in
September25AQI
202419AQI
Highest AQI recorded in
July31AQI
Lowest AQI recorded in
February13AQI
202317AQI
Highest AQI recorded in
June25AQI
Lowest AQI recorded in
March13AQI
202218AQI
Highest AQI recorded in
July22AQI
Lowest AQI recorded in
January14AQI
202117AQI
Highest AQI recorded in
June22AQI
Lowest AQI recorded in
October14AQI
Most & Least Polluted Years Over the Last 5 Years
Invercargill's annual 2025 AQI (35) shows an average percentage change of 100.4% (worsened AQI) compared to previous years: 2021 (17), 2022 (18), 2023 (17), 2024 (19).