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HistoryAQIPM2.5PM10COSO2NO2O3

Perry Street, Barrie, Ontario, Canada Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

August Air Quality Analysis

Perry Street, Barrie, Ontario, Canada

AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
NaNth undefined NaN
0AQI
Lowest AQI recorded on
NaNth undefined NaN
InfinityAQI

Same Day Analysis (NaNth undefined ):
On this day, AQI across the 0 years varied significantly: 2025 ranks 1st highest AQI at 0 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

2025 Days Vs Air Quality

Perry Street, Barrie, Ontario, Canada

2025

83%

105

17%

22

Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)

Good
105 Days
Moderate
22 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 83%

Health Risk Level:

Low

In 2025, 83% of 214 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

Perry Street, Barrie, Ontario, Canada

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

1st March 2025
25AQI
2nd March 2025
20AQI
3rd March 2025
16AQI
4th March 2025
18AQI
5th March 2025
22AQI
1st April 2025
24AQI
2nd April 2025
18AQI
3rd April 2025
24AQI
4th April 2025
18AQI
5th April 2025
24AQI
6th April 2025
17AQI
7th April 2025
25AQI
8th April 2025
15AQI
9th April 2025
20AQI
10th April 2025
37AQI
11th April 2025
32AQI
12th April 2025
31AQI
13th April 2025
34AQI
14th April 2025
34AQI
15th April 2025
21AQI
16th April 2025
13AQI
17th April 2025
16AQI
18th April 2025
38AQI
19th April 2025
40AQI
20th April 2025
17AQI
21st April 2025
26AQI
22nd April 2025
15AQI
23rd April 2025
21AQI
24th April 2025
42AQI
25th April 2025
41AQI
26th April 2025
21AQI
27th April 2025
16AQI
28th April 2025
28AQI
29th April 2025
35AQI
30th April 2025
17AQI
1st May 2025
27AQI
2nd May 2025
28AQI
3rd May 2025
16AQI
4th May 2025
18AQI
5th May 2025
23AQI
6th May 2025
24AQI
7th May 2025
27AQI
8th May 2025
18AQI
9th May 2025
24AQI
10th May 2025
23AQI
11th May 2025
21AQI
12th May 2025
29AQI
13th May 2025
41AQI
14th May 2025
29AQI
15th May 2025
30AQI
16th May 2025
35AQI
17th May 2025
34AQI
18th May 2025
16AQI
19th May 2025
15AQI
20th May 2025
15AQI
21st May 2025
21AQI
22nd May 2025
14AQI
23rd May 2025
11AQI
24th May 2025
15AQI
25th May 2025
16AQI
26th May 2025
22AQI
27th May 2025
31AQI
28th May 2025
29AQI
29th May 2025
22AQI
30th May 2025
31AQI
31st May 2025
27AQI
1st June 2025
16AQI
2nd June 2025
21AQI
3rd June 2025
41AQI
4th June 2025
63AQI
5th June 2025
51AQI
6th June 2025
65AQI
7th June 2025
67AQI
8th June 2025
78AQI
9th June 2025
69AQI
10th June 2025
56AQI
11th June 2025
62AQI
12th June 2025
66AQI
13th June 2025
41AQI
14th June 2025
33AQI
15th June 2025
38AQI
16th June 2025
46AQI
17th June 2025
43AQI
18th June 2025
37AQI
19th June 2025
33AQI
20th June 2025
37AQI
21st June 2025
51AQI
22nd June 2025
53AQI
23rd June 2025
53AQI
24th June 2025
53AQI
25th June 2025
45AQI
26th June 2025
40AQI
27th June 2025
35AQI
28th June 2025
30AQI
29th June 2025
33AQI
30th June 2025
41AQI
1st July 2025
38AQI
2nd July 2025
40AQI
3rd July 2025
49AQI
4th July 2025
34AQI
5th July 2025
45AQI
6th July 2025
54AQI
7th July 2025
47AQI
8th July 2025
35AQI
9th July 2025
45AQI
10th July 2025
47AQI
11th July 2025
51AQI
12th July 2025
49AQI
13th July 2025
48AQI
14th July 2025
53AQI
15th July 2025
60AQI
16th July 2025
69AQI
17th July 2025
49AQI
18th July 2025
29AQI
19th July 2025
36AQI
20th July 2025
29AQI
21st July 2025
40AQI
22nd July 2025
22AQI
23rd July 2025
28AQI
24th July 2025
38AQI
25th July 2025
35AQI
26th July 2025
54AQI
27th July 2025
48AQI
28th July 2025
52AQI
29th July 2025
45AQI
30th July 2025
55AQI
31st July 2025
82AQI

20AQI

25AQI

24AQI

47AQI

45AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202535AQI

5
30
31
17
13
22
9
105
22

Highest AQI recorded in

June

47AQI

Lowest AQI recorded in

March

20AQI

Most & Least Polluted Years Over the Last 1 Years

Most Polluted Year Recorded
2025(Avg.)
35AQI
Least Polluted Year Recorded
2025(Avg.)
35AQI

Perry Street's annual 2025 AQI (35) shows an average percentage change of NaN% (improved AQI) compared to previous years: .