Upper Hutt, Wellington, 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
Upper Hutt, Wellington, New Zealand
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 26 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Upper Hutt, Wellington, New Zealand
7 AM14th Aug 2026
5 PM
6 AM15th Aug 2026
29AQI
21AQI
36AQI
17AQI
In the last 24 hours,
Upper Hutt's AQI reached its highest point of 36 at 12 AM during the Night, while the lowest point, 17, was recorded at 6 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Upper Hutt, Wellington, New Zealand
8°C5/13°C
8°C5/13°C
7°C4/13°C
5°C3/11°C
6°C2/10°C
7°C4/13°C
8°C4/12°C
11°C10/12°C
8°C6/10°C
4°C1/8°C
3°C0/9°C
4°C0/11°C
6°C2/11°C
10°C8/11°C
9°C6/11°C
5°C1/7°C
5°C1/11°C
8°C3/13°C
5°C3/7°C
4°C0/6°C
4°C1/9°C
7°C2/10°C
9°C6/11°C
9°C7/11°C
10°C6/13°C
8°C5/12°C
8°C4/14°C
10°C6/14°C
11°C8/15°C
11°C8/13°C
48AQI
26AQI
58AQI
31AQI
2026 Days Vs Air Quality
Upper Hutt, Wellington, New Zealand
86%
192
14%
32
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 227 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
Upper Hutt, Wellington, New Zealand
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
13AQI (US)
12AQI (US)
18AQI (US)
28AQI (US)
22AQI (US)
29AQI (US)
25AQI (US)
28AQI (US)
23AQI (US)
29AQI (US)
27AQI (US)
30AQI (US)
29AQI (US)
24AQI (US)
19AQI (US)
12AQI (US)
16AQI (US)
22AQI (US)
27AQI (US)
17AQI (US)
16AQI (US)
15AQI (US)
13AQI (US)
34AQI (US)
30AQI (US)
25AQI (US)
18AQI (US)
24AQI (US)
22AQI (US)
22AQI (US)
29AQI (US)
28AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
25AQI (US)
20AQI (US)
32AQI (US)
23AQI (US)
22AQI (US)
32AQI (US)
37AQI (US)
28AQI (US)
23AQI (US)
19AQI (US)
20AQI (US)
27AQI (US)
24AQI (US)
31AQI (US)
22AQI (US)
23AQI (US)
27AQI (US)
38AQI (US)
48AQI (US)
34AQI (US)
34AQI (US)
26AQI (US)
20AQI (US)
22AQI (US)
29AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
21AQI (US)
23AQI (US)
31AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
20AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
18AQI (US)
18AQI (US)
25AQI (US)
28AQI (US)
41AQI (US)
51AQI (US)
21AQI (US)
35AQI (US)
36AQI (US)
27AQI (US)
22AQI (US)
29AQI (US)
24AQI (US)
35AQI (US)
25AQI (US)
38AQI (US)
20AQI (US)
22AQI (US)
41AQI (US)
33AQI (US)
26AQI (US)
22AQI (US)
40AQI (US)
28AQI (US)
29AQI (US)
22AQI (US)
17AQI (US)
23AQI (US)
25AQI (US)
18AQI (US)
16AQI (US)
36AQI (US)
35AQI (US)
32AQI (US)
33AQI (US)
28AQI (US)
30AQI (US)
36AQI (US)
25AQI (US)
36AQI (US)
32AQI (US)
38AQI (US)
34AQI (US)
41AQI (US)
41AQI (US)
32AQI (US)
23AQI (US)
32AQI (US)
18AQI (US)
45AQI (US)
43AQI (US)
37AQI (US)
46AQI (US)
62AQI (US)
67AQI (US)
58AQI (US)
60AQI (US)
69AQI (US)
50AQI (US)
34AQI (US)
65AQI (US)
58AQI (US)
56AQI (US)
32AQI (US)
34AQI (US)
42AQI (US)
53AQI (US)
40AQI (US)
22AQI (US)
26AQI (US)
32AQI (US)
12AQI (US)
22AQI (US)
28AQI (US)
41AQI (US)
35AQI (US)
46AQI (US)
29AQI (US)
37AQI (US)
50AQI (US)
39AQI (US)
35AQI (US)
29AQI (US)
37AQI (US)
24AQI (US)
35AQI (US)
32AQI (US)
56AQI (US)
10AQI (US)
29AQI (US)
52AQI (US)
52AQI (US)
62AQI (US)
17AQI (US)
40AQI (US)
52AQI (US)
48AQI (US)
35AQI (US)
36AQI (US)
53AQI (US)
52AQI (US)
54AQI (US)
26AQI (US)
14AQI (US)
11AQI (US)
7AQI (US)
22AQI (US)
20AQI (US)
33AQI (US)
43AQI (US)
59AQI (US)
36AQI (US)
19AQI (US)
41AQI (US)
39AQI (US)
47AQI (US)
68AQI (US)
55AQI (US)
53AQI (US)
52AQI (US)
63AQI (US)
55AQI (US)
27AQI (US)
34AQI (US)
48AQI (US)
58AQI (US)
56AQI (US)
51AQI (US)
50AQI (US)
22AQI (US)
31AQI (US)
53AQI (US)
54AQI (US)
23AQI (US)
35AQI (US)
50AQI (US)
61AQI (US)
58AQI (US)
36AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
39AQI (US)
28AQI (US)
26AQI (US)
22AQI (US)
27AQI (US)
27AQI (US)
28AQI (US)
43AQI (US)
36AQI (US)
41AQI (US)
39AQI (US)
No. of days
202632AQI (US)
Highest AQI (US) recorded in
May43AQI (US)
Lowest AQI (US) recorded in
January22AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
March21AQI (US)
202432AQI (US)
Highest AQI (US) recorded in
June56AQI (US)
Lowest AQI (US) recorded in
April13AQI (US)
202323AQI (US)
Highest AQI (US) recorded in
May26AQI (US)
Lowest AQI (US) recorded in
February22AQI (US)
202227AQI (US)
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
August8AQI (US)
202129AQI (US)
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
November21AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Upper Hutt's annual 2026 AQI (US) (32) shows an average percentage change of 14.2% (worsened AQI (US)) compared to previous years: 2021 (29), 2022 (27), 2023 (23), 2024 (32), 2025 (31).