Rangiora, Kairaki, Canterbury, New Zealand 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
Rangiora, Kairaki, Canterbury, New Zealand
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Rangiora, Kairaki, Canterbury, New Zealand
7 AM3rd Aug 2025
5 PM
6 AM4th Aug 2025
31AQI
16AQI
66AQI
22AQI
In the last 24 hours,
Rangiora's AQI reached its highest point of 66 at 9 PM during the Night, while the lowest point, 16, was recorded at 4 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Rangiora, Kairaki, Canterbury, New Zealand
8°C7/10°C
7°C5/10°C
5°C4/9°C
5°C3/8°C
9°C7/10°C
9°C8/12°C
10°C8/12°C
11°C9/15°C
9°C8/13°C
9°C7/13°C
8°C6/13°C
8°C6/11°C
7°C4/10°C
7°C5/10°C
6°C4/9°C
6°C3/11°C
6°C3/11°C
6°C3/11°C
6°C3/10°C
6°C3/11°C
6°C3/12°C
7°C4/13°C
7°C4/12°C
8°C6/12°C
11°C8/14°C
11°C9/13°C
7°C3/7°C
5°C2/7°C
5°C2/9°C
6°C3/10°C
--°C/°C
50AQI
29AQI
66AQI
45AQI
2025 Days Vs Air Quality
Rangiora, Kairaki, Canterbury, New Zealand
75%
161
25%
54
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2025, 75% of 216 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
Rangiora, Kairaki, Canterbury, New Zealand
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
30AQI
34AQI
33AQI
36AQI
32AQI
32AQI
35AQI
32AQI
36AQI
29AQI
33AQI
29AQI
30AQI
24AQI
24AQI
26AQI
25AQI
28AQI
24AQI
28AQI
28AQI
33AQI
29AQI
43AQI
42AQI
35AQI
31AQI
30AQI
31AQI
27AQI
31AQI
26AQI
29AQI
34AQI
29AQI
30AQI
30AQI
34AQI
30AQI
32AQI
27AQI
27AQI
26AQI
32AQI
31AQI
38AQI
38AQI
32AQI
28AQI
24AQI
22AQI
24AQI
22AQI
23AQI
21AQI
22AQI
23AQI
25AQI
28AQI
26AQI
25AQI
22AQI
22AQI
21AQI
22AQI
21AQI
21AQI
25AQI
24AQI
28AQI
27AQI
26AQI
23AQI
25AQI
21AQI
23AQI
22AQI
25AQI
23AQI
24AQI
29AQI
24AQI
24AQI
23AQI
29AQI
20AQI
23AQI
21AQI
29AQI
30AQI
28AQI
33AQI
27AQI
28AQI
28AQI
27AQI
22AQI
23AQI
25AQI
27AQI
28AQI
32AQI
38AQI
28AQI
32AQI
33AQI
40AQI
45AQI
38AQI
32AQI
37AQI
40AQI
50AQI
52AQI
48AQI
46AQI
47AQI
34AQI
33AQI
25AQI
36AQI
35AQI
36AQI
46AQI
47AQI
43AQI
33AQI
32AQI
35AQI
36AQI
34AQI
35AQI
39AQI
55AQI
62AQI
51AQI
41AQI
49AQI
50AQI
51AQI
55AQI
53AQI
55AQI
43AQI
50AQI
47AQI
56AQI
44AQI
49AQI
63AQI
56AQI
70AQI
85AQI
58AQI
56AQI
45AQI
35AQI
27AQI
37AQI
46AQI
52AQI
51AQI
51AQI
62AQI
76AQI
88AQI
83AQI
82AQI
75AQI
74AQI
75AQI
79AQI
77AQI
89AQI
74AQI
77AQI
68AQI
70AQI
75AQI
74AQI
75AQI
72AQI
68AQI
66AQI
64AQI
63AQI
64AQI
62AQI
64AQI
70AQI
63AQI
58AQI
61AQI
62AQI
51AQI
49AQI
53AQI
50AQI
47AQI
44AQI
39AQI
45AQI
37AQI
39AQI
41AQI
55AQI
53AQI
51AQI
50AQI
38AQI
39AQI
27AQI
31AQI
32AQI
31AQI
28AQI
24AQI
34AQI
45AQI
66AQI
55AQI
30AQI
No. of days
202540AQI
Highest AQI recorded in
June66AQI
Lowest AQI recorded in
March24AQI
202446AQI
Highest AQI recorded in
July66AQI
Lowest AQI recorded in
November28AQI
202347AQI
Highest AQI recorded in
July67AQI
Lowest AQI recorded in
March40AQI
202242AQI
Highest AQI recorded in
July71AQI
Lowest AQI recorded in
February18AQI
202135AQI
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
December17AQI
Most & Least Polluted Years Over the Last 5 Years
Rangiora's annual 2025 AQI (40) shows an average percentage change of -3.2% (improved AQI) compared to previous years: 2021 (35), 2022 (42), 2023 (47), 2024 (46).