Victoria, British Columbia, Canada 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
Victoria, British Columbia, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 19 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Victoria, British Columbia, Canada
5 AM1st Aug 2025
9 PM
4 AM2nd Aug 2025
31AQI
24AQI
28AQI
23AQI
In the last 24 hours,
Victoria's AQI reached its highest point of 31 at 6 PM during the Day, while the lowest point, 23, was recorded at 4 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Victoria, British Columbia, Canada
14°C10/18°C
14°C11/19°C
14°C10/19°C
16°C12/21°C
18°C14/22°C
17°C13/22°C
15°C13/19°C
15°C12/18°C
18°C12/23°C
18°C14/23°C
20°C16/25°C
16°C14/19°C
21°C15/26°C
21°C17/25°C
19°C16/24°C
15°C13/18°C
14°C12/17°C
15°C11/18°C
17°C12/22°C
16°C13/18°C
17°C14/22°C
16°C13/21°C
14°C12/18°C
15°C12/20°C
15°C11/20°C
16°C12/21°C
18°C13/22°C
19°C15/23°C
18°C15/22°C
17°C13/22°C
--°C/°C
30AQI
30AQI
29AQI
29AQI
2025 Days Vs Air Quality
Victoria, British Columbia, Canada
99%
210
1%
3
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 214 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
Victoria, British Columbia, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
26AQI
31AQI
27AQI
21AQI
26AQI
29AQI
31AQI
29AQI
28AQI
25AQI
35AQI
43AQI
38AQI
46AQI
39AQI
35AQI
48AQI
45AQI
48AQI
47AQI
54AQI
57AQI
44AQI
40AQI
49AQI
48AQI
50AQI
54AQI
45AQI
29AQI
19AQI
28AQI
28AQI
22AQI
25AQI
25AQI
34AQI
44AQI
46AQI
34AQI
25AQI
41AQI
32AQI
35AQI
25AQI
21AQI
24AQI
29AQI
19AQI
21AQI
23AQI
24AQI
18AQI
30AQI
20AQI
27AQI
27AQI
35AQI
38AQI
38AQI
25AQI
21AQI
22AQI
27AQI
25AQI
28AQI
42AQI
34AQI
38AQI
27AQI
24AQI
25AQI
21AQI
25AQI
24AQI
22AQI
23AQI
19AQI
21AQI
18AQI
20AQI
27AQI
27AQI
20AQI
17AQI
16AQI
18AQI
21AQI
18AQI
19AQI
27AQI
25AQI
29AQI
32AQI
33AQI
16AQI
15AQI
17AQI
19AQI
24AQI
19AQI
20AQI
26AQI
29AQI
26AQI
23AQI
27AQI
25AQI
18AQI
19AQI
19AQI
22AQI
31AQI
41AQI
44AQI
36AQI
21AQI
18AQI
19AQI
27AQI
32AQI
19AQI
17AQI
19AQI
22AQI
20AQI
23AQI
22AQI
23AQI
18AQI
15AQI
23AQI
21AQI
24AQI
18AQI
16AQI
19AQI
19AQI
14AQI
19AQI
19AQI
18AQI
18AQI
18AQI
18AQI
17AQI
24AQI
17AQI
22AQI
23AQI
27AQI
23AQI
27AQI
16AQI
18AQI
28AQI
27AQI
24AQI
35AQI
40AQI
47AQI
42AQI
29AQI
24AQI
22AQI
20AQI
17AQI
17AQI
18AQI
20AQI
18AQI
19AQI
22AQI
33AQI
25AQI
19AQI
14AQI
16AQI
22AQI
26AQI
25AQI
19AQI
17AQI
18AQI
21AQI
19AQI
20AQI
20AQI
15AQI
19AQI
21AQI
18AQI
24AQI
21AQI
27AQI
35AQI
39AQI
38AQI
25AQI
22AQI
24AQI
19AQI
19AQI
21AQI
17AQI
21AQI
25AQI
28AQI
29AQI
25AQI
22AQI
19AQI
38AQI
28AQI
25AQI
25AQI
20AQI
25AQI
23AQI
19AQI
No. of days
202526AQI
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
August19AQI
202423AQI
Highest AQI recorded in
December32AQI
Lowest AQI recorded in
June18AQI
202327AQI
Highest AQI recorded in
August34AQI
Lowest AQI recorded in
December22AQI
202228AQI
Highest AQI recorded in
October39AQI
Lowest AQI recorded in
May20AQI
202127AQI
Highest AQI recorded in
August35AQI
Lowest AQI recorded in
May20AQI
202029AQI
Highest AQI recorded in
September65AQI
Lowest AQI recorded in
June16AQI
Most & Least Polluted Years Over the Last 6 Years
Victoria's annual 2025 AQI (26) shows an average percentage change of -1.4% (improved AQI) compared to previous years: 2020 (29), 2021 (27), 2022 (28), 2023 (27), 2024 (23).