Belleville, Ontario, 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
Belleville, Ontario, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 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: 2nd Jun - 3rd Jun 2026
Belleville, Ontario, Canada
5 AM2nd Jun 2026
8 PM
4 AM3rd Jun 2026
38AQI
26AQI
54AQI
30AQI
In the last 24 hours,
Belleville's AQI reached its highest point of 54 at 3 AM during the Night, while the lowest point, 26, was recorded at 7 AM during the Day between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Belleville, Ontario, Canada
14°C9/22°C
8°C4/11°C
7°C1/12°C
8°C0/15°C
12°C3/20°C
10°C5/14°C
8°C4/12°C
9°C0/17°C
10°C6/16°C
8°C6/9°C
13°C6/22°C
15°C7/26°C
20°C12/29°C
22°C15/32°C
21°C17/30°C
14°C9/17°C
10°C5/19°C
13°C3/23°C
12°C8/19°C
12°C10/14°C
17°C13/22°C
20°C10/28°C
21°C14/28°C
16°C11/19°C
16°C10/24°C
15°C8/22°C
16°C9/23°C
15°C8/22°C
18°C8/28°C
21°C11/31°C
47AQI
30AQI
43AQI
33AQI
2026 Days Vs Air Quality
Belleville, Ontario, Canada
89%
134
11%
17
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2026, 89% of 154 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
Belleville, Ontario, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
12AQI (US)
22AQI (US)
9AQI (US)
14AQI (US)
29AQI (US)
56AQI (US)
57AQI (US)
51AQI (US)
35AQI (US)
14AQI (US)
14AQI (US)
21AQI (US)
39AQI (US)
36AQI (US)
10AQI (US)
11AQI (US)
24AQI (US)
21AQI (US)
30AQI (US)
13AQI (US)
18AQI (US)
50AQI (US)
53AQI (US)
47AQI (US)
47AQI (US)
47AQI (US)
44AQI (US)
47AQI (US)
51AQI (US)
53AQI (US)
47AQI (US)
45AQI (US)
52AQI (US)
55AQI (US)
47AQI (US)
48AQI (US)
53AQI (US)
40AQI (US)
47AQI (US)
47AQI (US)
44AQI (US)
40AQI (US)
39AQI (US)
48AQI (US)
51AQI (US)
44AQI (US)
46AQI (US)
56AQI (US)
46AQI (US)
42AQI (US)
40AQI (US)
36AQI (US)
36AQI (US)
40AQI (US)
46AQI (US)
45AQI (US)
37AQI (US)
41AQI (US)
39AQI (US)
39AQI (US)
61AQI (US)
50AQI (US)
48AQI (US)
44AQI (US)
46AQI (US)
41AQI (US)
41AQI (US)
40AQI (US)
36AQI (US)
44AQI (US)
42AQI (US)
42AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
35AQI (US)
32AQI (US)
39AQI (US)
43AQI (US)
38AQI (US)
41AQI (US)
42AQI (US)
37AQI (US)
33AQI (US)
37AQI (US)
28AQI (US)
31AQI (US)
33AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
29AQI (US)
32AQI (US)
29AQI (US)
32AQI (US)
28AQI (US)
33AQI (US)
30AQI (US)
31AQI (US)
31AQI (US)
31AQI (US)
34AQI (US)
38AQI (US)
36AQI (US)
32AQI (US)
28AQI (US)
32AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
32AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
29AQI (US)
25AQI (US)
35AQI (US)
22AQI (US)
46AQI (US)
53AQI (US)
56AQI (US)
57AQI (US)
54AQI (US)
50AQI (US)
45AQI (US)
44AQI (US)
52AQI (US)
48AQI (US)
45AQI (US)
33AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
31AQI (US)
32AQI (US)
33AQI (US)
45AQI (US)
39AQI (US)
30AQI (US)
37AQI (US)
31AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
February45AQI (US)
Lowest AQI (US) recorded in
April30AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
July40AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202428AQI (US)
Highest AQI (US) recorded in
February33AQI (US)
Lowest AQI (US) recorded in
November18AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
June76AQI (US)
Lowest AQI (US) recorded in
October25AQI (US)
202230AQI (US)
Highest AQI (US) recorded in
February34AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202131AQI (US)
Highest AQI (US) recorded in
August38AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
202032AQI (US)
Highest AQI (US) recorded in
June38AQI (US)
Lowest AQI (US) recorded in
October26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Belleville's annual 2026 AQI (US) (36) shows an average percentage change of 16.4% (worsened AQI (US)) compared to previous years: 2020 (32), 2021 (31), 2022 (30), 2023 (37), 2024 (28), 2025 (29).