Calgary, Alberta, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Calgary, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 26 of Good air quality, showing improvement over 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Jun - 2nd Jun 2026
Calgary, Alberta, Canada
5 AM1st Jun 2026
9 PM
4 AM2nd Jun 2026
33AQI
21AQI
32AQI
19AQI
In the last 24 hours,
Calgary's AQI reached its highest point of 33 at 8 PM during the Day, while the lowest point, 19, was recorded at 2 AM during the Night between 1st Jun and 2nd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Calgary, Alberta, Canada
10°C5/15°C
7°C3/14°C
11°C-2/24°C
15°C9/22°C
15°C8/23°C
15°C8/22°C
16°C7/25°C
13°C7/18°C
15°C5/27°C
17°C9/28°C
13°C9/19°C
10°C6/16°C
4°C1/4°C
5°C0/10°C
8°C1/14°C
9°C4/16°C
8°C5/12°C
12°C5/19°C
13°C6/22°C
16°C6/23°C
16°C10/23°C
19°C8/29°C
20°C13/27°C
20°C14/29°C
22°C14/29°C
22°C16/30°C
16°C12/22°C
8°C6/9°C
7°C5/11°C
8°C7/9°C
32AQI
21AQI
27AQI
22AQI
2026 Days Vs Air Quality
Calgary, Alberta, Canada
99%
149
0.6%
1
Total number of days with different AQI categories in last 153 days in 2026 (212 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 153 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
Calgary, Alberta, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
45AQI (US)
30AQI (US)
29AQI (US)
41AQI (US)
49AQI (US)
34AQI (US)
15AQI (US)
26AQI (US)
33AQI (US)
18AQI (US)
19AQI (US)
23AQI (US)
15AQI (US)
21AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
15AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
48AQI (US)
46AQI (US)
48AQI (US)
47AQI (US)
53AQI (US)
45AQI (US)
41AQI (US)
47AQI (US)
41AQI (US)
38AQI (US)
44AQI (US)
46AQI (US)
48AQI (US)
45AQI (US)
46AQI (US)
40AQI (US)
38AQI (US)
40AQI (US)
42AQI (US)
31AQI (US)
26AQI (US)
23AQI (US)
33AQI (US)
41AQI (US)
31AQI (US)
36AQI (US)
39AQI (US)
32AQI (US)
33AQI (US)
39AQI (US)
49AQI (US)
42AQI (US)
49AQI (US)
45AQI (US)
35AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
30AQI (US)
44AQI (US)
46AQI (US)
45AQI (US)
42AQI (US)
24AQI (US)
33AQI (US)
38AQI (US)
32AQI (US)
23AQI (US)
33AQI (US)
36AQI (US)
34AQI (US)
32AQI (US)
22AQI (US)
25AQI (US)
34AQI (US)
32AQI (US)
31AQI (US)
35AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
35AQI (US)
32AQI (US)
31AQI (US)
31AQI (US)
28AQI (US)
35AQI (US)
31AQI (US)
30AQI (US)
33AQI (US)
26AQI (US)
31AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
22AQI (US)
19AQI (US)
23AQI (US)
25AQI (US)
29AQI (US)
30AQI (US)
38AQI (US)
30AQI (US)
30AQI (US)
20AQI (US)
16AQI (US)
18AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
27AQI (US)
20AQI (US)
26AQI (US)
23AQI (US)
20AQI (US)
25AQI (US)
25AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
19AQI (US)
23AQI (US)
23AQI (US)
21AQI (US)
20AQI (US)
21AQI (US)
21AQI (US)
36AQI (US)
37AQI (US)
38AQI (US)
26AQI (US)
32AQI (US)
30AQI (US)
21AQI (US)
28AQI (US)
22AQI (US)
23AQI (US)
18AQI (US)
23AQI (US)
25AQI (US)
31AQI (US)
21AQI (US)
25AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
33AQI (US)
38AQI (US)
32AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
February38AQI (US)
Lowest AQI (US) recorded in
May25AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
September59AQI (US)
Lowest AQI (US) recorded in
May27AQI (US)
202436AQI (US)
Highest AQI (US) recorded in
August53AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
May62AQI (US)
Lowest AQI (US) recorded in
April24AQI (US)
202228AQI (US)
Highest AQI (US) recorded in
September53AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
July70AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
September32AQI (US)
Lowest AQI (US) recorded in
June16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Calgary's annual 2026 AQI (US) (31) shows an average percentage change of -1.6% (improved AQI (US)) compared to previous years: 2020 (24), 2021 (30), 2022 (28), 2023 (43), 2024 (36), 2025 (35).