Walmer, Port Elizabeth, Eastern Cape, South Africa 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
Walmer, Port Elizabeth, Eastern Cape, South Africa
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Walmer, Port Elizabeth, Eastern Cape, South Africa
5 AM18th Oct 2025
6 PM
4 AM19th Oct 2025
AQI
AQI
52AQI
44AQI
In the last 24 hours,
Walmer's AQI reached its highest point of 52 at 11 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Walmer, Port Elizabeth, Eastern Cape, South Africa
16°C12/19°C
19°C17/25°C
17°C15/20°C
17°C14/18°C
16°C12/18°C
16°C14/17°C
15°C12/18°C
16°C12/19°C
18°C14/21°C
18°C16/20°C
15°C14/16°C
17°C14/21°C
20°C16/25°C
16°C14/17°C
16°C13/18°C
18°C14/25°C
17°C14/18°C
16°C13/20°C
16°C13/19°C
16°C13/20°C
17°C13/21°C
20°C16/23°C
19°C18/21°C
19°C18/20°C
20°C18/23°C
18°C16/21°C
16°C15/19°C
15°C13/16°C
17°C12/20°C
--°C/°C
--°C/°C
48AQI
48AQI
56AQI
48AQI
2025 Days Vs Air Quality
Walmer, Port Elizabeth, Eastern Cape, South Africa
14%
42
86%
249
Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)
Under WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 291 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Walmer, Port Elizabeth, Eastern Cape, South Africa
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
63AQI
60AQI
59AQI
65AQI
66AQI
64AQI
61AQI
60AQI
59AQI
60AQI
58AQI
56AQI
55AQI
56AQI
56AQI
56AQI
57AQI
59AQI
62AQI
62AQI
64AQI
64AQI
64AQI
65AQI
66AQI
66AQI
67AQI
68AQI
68AQI
65AQI
66AQI
63AQI
66AQI
66AQI
65AQI
67AQI
65AQI
64AQI
64AQI
67AQI
65AQI
63AQI
64AQI
66AQI
65AQI
65AQI
65AQI
62AQI
60AQI
57AQI
57AQI
59AQI
59AQI
57AQI
56AQI
57AQI
56AQI
56AQI
56AQI
56AQI
55AQI
56AQI
55AQI
54AQI
55AQI
55AQI
56AQI
55AQI
56AQI
58AQI
63AQI
68AQI
60AQI
61AQI
59AQI
54AQI
53AQI
55AQI
57AQI
57AQI
60AQI
60AQI
59AQI
60AQI
60AQI
59AQI
58AQI
56AQI
56AQI
56AQI
56AQI
55AQI
55AQI
55AQI
55AQI
54AQI
55AQI
54AQI
54AQI
54AQI
54AQI
54AQI
54AQI
52AQI
51AQI
50AQI
51AQI
53AQI
54AQI
53AQI
55AQI
54AQI
53AQI
53AQI
54AQI
56AQI
59AQI
59AQI
61AQI
58AQI
56AQI
53AQI
54AQI
57AQI
61AQI
61AQI
64AQI
65AQI
68AQI
68AQI
61AQI
57AQI
58AQI
59AQI
62AQI
66AQI
68AQI
66AQI
65AQI
60AQI
55AQI
54AQI
56AQI
59AQI
59AQI
56AQI
53AQI
55AQI
57AQI
56AQI
55AQI
58AQI
57AQI
57AQI
58AQI
60AQI
62AQI
62AQI
63AQI
63AQI
60AQI
60AQI
59AQI
61AQI
67AQI
65AQI
66AQI
65AQI
60AQI
57AQI
56AQI
54AQI
53AQI
58AQI
55AQI
54AQI
53AQI
53AQI
52AQI
51AQI
51AQI
52AQI
54AQI
52AQI
49AQI
48AQI
48AQI
51AQI
53AQI
55AQI
54AQI
55AQI
58AQI
57AQI
56AQI
51AQI
44AQI
45AQI
44AQI
45AQI
51AQI
50AQI
44AQI
44AQI
45AQI
42AQI
43AQI
41AQI
47AQI
52AQI
53AQI
49AQI
44AQI
50AQI
62AQI
62AQI
57AQI
55AQI
51AQI
47AQI
51AQI
42AQI
52AQI
60AQI
62AQI
68AQI
66AQI
58AQI
62AQI
62AQI
58AQI
55AQI
49AQI
51AQI
52AQI
52AQI
53AQI
51AQI
55AQI
57AQI
60AQI
60AQI
60AQI
53AQI
55AQI
57AQI
42AQI
54AQI
54AQI
53AQI
52AQI
55AQI
55AQI
53AQI
42AQI
42AQI
48AQI
46AQI
49AQI
49AQI
46AQI
47AQI
51AQI
53AQI
47AQI
41AQI
36AQI
36AQI
45AQI
48AQI
40AQI
54AQI
48AQI
51AQI
42AQI
52AQI
53AQI
55AQI
58AQI
50AQI
53AQI
57AQI
65AQI
63AQI
54AQI
54AQI
56AQI
56AQI
50AQI
62AQI
58AQI
62AQI
62AQI
57AQI
55AQI
59AQI
58AQI
49AQI
56AQI
48AQI
55AQI
No. of days
202556AQI
Highest AQI recorded in
February62AQI
Lowest AQI recorded in
September48AQI
202448AQI
Highest AQI recorded in
February102AQI
Lowest AQI recorded in
January30AQI
202336AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
February0AQI
202234AQI
Highest AQI recorded in
June51AQI
Lowest AQI recorded in
March5AQI
202147AQI
Highest AQI recorded in
July63AQI
Lowest AQI recorded in
September30AQI
202042AQI
Highest AQI recorded in
July56AQI
Lowest AQI recorded in
March29AQI
Most & Least Polluted Years Over the Last 6 Years
Walmer's annual 2025 AQI (56) shows an average percentage change of 37.5% (worsened AQI) compared to previous years: 2020 (42), 2021 (47), 2022 (34), 2023 (36), 2024 (48).