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+
November Air Quality Analysis
Barrie, Ontario, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
21st Nov 2025
59AQILowest AQI recorded on
9th Nov 2025
13AQISame Day Analysis (23rd November ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 23rd Nov - 24th Nov 2025
Barrie, Ontario, Canada
AQI
Day
Night
.
7 AM23rd Nov 2025
5 PM
6 AM24th Nov 2025
Day time
Avg. Highest Time
8AM23rd Nov
70AQI
Avg. Lowest Time
4PM23rd Nov
10AQI
Night time
Avg. Highest Time
10PM23rd Nov
35AQI
Avg. Lowest Time
6PM23rd Nov
9AQI
In the last 24 hours,
Barrie's AQI reached its highest point of 70 at 8 AM during the Day, while the lowest point, 9, was recorded at 6 PM during the Night between 23rd Nov and 24th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Barrie, Ontario, Canada
OctNov
25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th
Day
Night
25th Oct 2025117 AMAQI
25th Oct 2025138 AMAQI
25th Oct 2025149 AMAQI
25th Oct 20251910 AMAQI
25th Oct 20252611 AMAQI
25th Oct 20251812 PMAQI
25th Oct 2025131 PMAQI
25th Oct 2025112 PMAQI
25th Oct 2025103 PMAQI
25th Oct 2025104 PMAQI
25th Oct 2025115 PMAQI
25th Oct 2025156 PMAQI
25th Oct 2025227 PMAQI
25th Oct 2025248 PMAQI
25th Oct 2025249 PMAQI
25th Oct 20252510 PMAQI
25th Oct 20252211 PMAQI
26th Oct 20252212 AMAQI
26th Oct 2025231 AMAQI
26th Oct 2025182 AMAQI
26th Oct 2025183 AMAQI
26th Oct 2025184 AMAQI
26th Oct 2025165 AMAQI
26th Oct 2025166 AMAQI
6°C2/9°C
26th Oct 2025137 AMAQI
26th Oct 2025118 AMAQI
26th Oct 2025129 AMAQI
26th Oct 20251210 AMAQI
26th Oct 20251611 AMAQI
26th Oct 20251212 PMAQI
26th Oct 2025111 PMAQI
26th Oct 2025112 PMAQI
26th Oct 2025123 PMAQI
26th Oct 2025154 PMAQI
26th Oct 2025185 PMAQI
26th Oct 2025206 PMAQI
26th Oct 2025207 PMAQI
26th Oct 2025378 PMAQI
26th Oct 2025419 PMAQI
26th Oct 20254910 PMAQI
26th Oct 20255111 PMAQI
27th Oct 20253212 AMAQI
27th Oct 2025201 AMAQI
27th Oct 2025172 AMAQI
27th Oct 2025163 AMAQI
27th Oct 2025164 AMAQI
27th Oct 2025175 AMAQI
27th Oct 2025176 AMAQI
3°C0/7°C
27th Oct 2025157 AMAQI
27th Oct 2025158 AMAQI
27th Oct 2025129 AMAQI
27th Oct 20251210 AMAQI
27th Oct 20251411 AMAQI
27th Oct 20251312 PMAQI
27th Oct 2025141 PMAQI
27th Oct 2025122 PMAQI
27th Oct 2025123 PMAQI
27th Oct 2025134 PMAQI
27th Oct 2025155 PMAQI
27th Oct 2025206 PMAQI
27th Oct 2025197 PMAQI
27th Oct 2025248 PMAQI
27th Oct 2025259 PMAQI
27th Oct 20252410 PMAQI
27th Oct 20252611 PMAQI
28th Oct 20252212 AMAQI
28th Oct 2025181 AMAQI
28th Oct 2025142 AMAQI
28th Oct 2025163 AMAQI
28th Oct 2025174 AMAQI
28th Oct 2025175 AMAQI
28th Oct 2025176 AMAQI
3°C-2/10°C
28th Oct 2025187 AMAQI
28th Oct 2025178 AMAQI
28th Oct 2025169 AMAQI
28th Oct 20252210 AMAQI
28th Oct 20252011 AMAQI
28th Oct 20251912 PMAQI
28th Oct 2025241 PMAQI
28th Oct 2025252 PMAQI
28th Oct 2025283 PMAQI
28th Oct 2025264 PMAQI
28th Oct 2025345 PMAQI
28th Oct 2025306 PMAQI
28th Oct 2025397 PMAQI
28th Oct 2025418 PMAQI
28th Oct 2025259 PMAQI
28th Oct 20252410 PMAQI
28th Oct 20252811 PMAQI
29th Oct 20252712 AMAQI
29th Oct 2025281 AMAQI
29th Oct 2025222 AMAQI
29th Oct 2025223 AMAQI
29th Oct 2025224 AMAQI
29th Oct 2025235 AMAQI
29th Oct 2025236 AMAQI
5°C1/11°C
29th Oct 2025257 AMAQI
29th Oct 2025228 AMAQI
29th Oct 2025209 AMAQI
29th Oct 20252010 AMAQI
29th Oct 20251811 AMAQI
29th Oct 20252012 PMAQI
29th Oct 2025231 PMAQI
29th Oct 2025232 PMAQI
29th Oct 2025203 PMAQI
29th Oct 2025224 PMAQI
29th Oct 2025205 PMAQI
29th Oct 2025226 PMAQI
29th Oct 2025387 PMAQI
29th Oct 2025358 PMAQI
29th Oct 2025369 PMAQI
29th Oct 20253910 PMAQI
29th Oct 20254011 PMAQI
30th Oct 20253212 AMAQI
30th Oct 2025301 AMAQI
30th Oct 2025292 AMAQI
30th Oct 2025293 AMAQI
30th Oct 2025304 AMAQI
30th Oct 2025275 AMAQI
30th Oct 2025256 AMAQI
6°C1/12°C
30th Oct 2025247 AMAQI
30th Oct 2025288 AMAQI
30th Oct 2025289 AMAQI
30th Oct 20252710 AMAQI
30th Oct 20252711 AMAQI
30th Oct 20252612 PMAQI
30th Oct 2025221 PMAQI
30th Oct 2025202 PMAQI
30th Oct 2025183 PMAQI
30th Oct 2025174 PMAQI
30th Oct 2025135 PMAQI
30th Oct 2025236 PMAQI
30th Oct 2025207 PMAQI
30th Oct 2025168 PMAQI
30th Oct 2025159 PMAQI
30th Oct 20251710 PMAQI
30th Oct 20251311 PMAQI
31st Oct 20251312 AMAQI
31st Oct 2025161 AMAQI
31st Oct 2025182 AMAQI
31st Oct 2025143 AMAQI
31st Oct 2025124 AMAQI
31st Oct 2025125 AMAQI
31st Oct 2025116 AMAQI
6°C4/9°C
31st Oct 2025117 AMAQI
31st Oct 2025108 AMAQI
31st Oct 2025109 AMAQI
31st Oct 20251610 AMAQI
31st Oct 20251711 AMAQI
31st Oct 20252012 PMAQI
31st Oct 2025171 PMAQI
31st Oct 2025122 PMAQI
31st Oct 2025103 PMAQI
31st Oct 2025154 PMAQI
31st Oct 2025125 PMAQI
31st Oct 2025146 PMAQI
31st Oct 2025147 PMAQI
31st Oct 2025138 PMAQI
31st Oct 2025159 PMAQI
31st Oct 20251610 PMAQI
31st Oct 20251411 PMAQI
1st Nov 20251012 AMAQI
1st Nov 2025131 AMAQI
1st Nov 2025132 AMAQI
1st Nov 2025173 AMAQI
1st Nov 2025164 AMAQI
1st Nov 2025125 AMAQI
1st Nov 2025156 AMAQI
3°C2/4°C
1st Nov 2025177 AMAQI
1st Nov 2025178 AMAQI
1st Nov 2025129 AMAQI
1st Nov 20254710 AMAQI
1st Nov 20255211 AMAQI
1st Nov 20251212 PMAQI
1st Nov 2025101 PMAQI
1st Nov 2025112 PMAQI
1st Nov 2025153 PMAQI
1st Nov 2025114 PMAQI
1st Nov 202585 PMAQI
1st Nov 2025166 PMAQI
1st Nov 2025117 PMAQI
1st Nov 2025218 PMAQI
1st Nov 2025209 PMAQI
1st Nov 20252010 PMAQI
1st Nov 20252511 PMAQI
2nd Nov 20255512 AMAQI
2nd Nov 2025281 AMAQI
2nd Nov 2025242 AMAQI
2nd Nov 2025243 AMAQI
2nd Nov 2025224 AMAQI
2nd Nov 2025185 AMAQI
2nd Nov 2025246 AMAQI
4°C3/5°C
2nd Nov 2025307 AMAQI
2nd Nov 2025208 AMAQI
2nd Nov 2025169 AMAQI
2nd Nov 20252810 AMAQI
2nd Nov 20251411 AMAQI
2nd Nov 20251412 PMAQI
2nd Nov 2025171 PMAQI
2nd Nov 2025132 PMAQI
2nd Nov 2025153 PMAQI
2nd Nov 2025164 PMAQI
2nd Nov 2025235 PMAQI
2nd Nov 2025246 PMAQI
2nd Nov 2025277 PMAQI
2nd Nov 2025318 PMAQI
2nd Nov 2025339 PMAQI
2nd Nov 20254410 PMAQI
2nd Nov 20256011 PMAQI
3rd Nov 20257012 AMAQI
3rd Nov 2025721 AMAQI
3rd Nov 2025722 AMAQI
3rd Nov 2025743 AMAQI
3rd Nov 2025764 AMAQI
3rd Nov 2025795 AMAQI
3rd Nov 2025726 AMAQI
5°C0/9°C
3rd Nov 2025647 AMAQI
3rd Nov 2025608 AMAQI
3rd Nov 2025599 AMAQI
3rd Nov 20255910 AMAQI
3rd Nov 20255811 AMAQI
3rd Nov 20255712 PMAQI
3rd Nov 2025551 PMAQI
3rd Nov 2025562 PMAQI
3rd Nov 2025473 PMAQI
3rd Nov 2025304 PMAQI
3rd Nov 2025365 PMAQI
3rd Nov 2025246 PMAQI
3rd Nov 2025187 PMAQI
3rd Nov 2025248 PMAQI
3rd Nov 2025139 PMAQI
3rd Nov 20252210 PMAQI
3rd Nov 20254811 PMAQI
4th Nov 20251012 AMAQI
4th Nov 2025101 AMAQI
4th Nov 2025102 AMAQI
4th Nov 2025123 AMAQI
4th Nov 2025154 AMAQI
4th Nov 2025155 AMAQI
4th Nov 202586 AMAQI
6°C4/11°C
4th Nov 2025107 AMAQI
4th Nov 2025108 AMAQI
4th Nov 2025159 AMAQI
4th Nov 20251810 AMAQI
4th Nov 20252011 AMAQI
4th Nov 20252512 PMAQI
4th Nov 2025231 PMAQI
4th Nov 2025222 PMAQI
4th Nov 2025243 PMAQI
4th Nov 2025244 PMAQI
4th Nov 2025235 PMAQI
4th Nov 2025226 PMAQI
4th Nov 2025277 PMAQI
4th Nov 2025238 PMAQI
4th Nov 2025209 PMAQI
4th Nov 20251910 PMAQI
4th Nov 20252511 PMAQI
5th Nov 20252712 AMAQI
5th Nov 2025221 AMAQI
5th Nov 2025252 AMAQI
5th Nov 2025233 AMAQI
5th Nov 2025254 AMAQI
5th Nov 2025285 AMAQI
5th Nov 2025366 AMAQI
7°C3/14°C
5th Nov 2025267 AMAQI
5th Nov 2025248 AMAQI
5th Nov 2025239 AMAQI
5th Nov 20253310 AMAQI
5th Nov 20253711 AMAQI
5th Nov 20252312 PMAQI
5th Nov 2025361 PMAQI
5th Nov 2025622 PMAQI
5th Nov 2025613 PMAQI
5th Nov 2025484 PMAQI
5th Nov 2025175 PMAQI
5th Nov 2025106 PMAQI
5th Nov 2025467 PMAQI
5th Nov 2025448 PMAQI
5th Nov 2025219 PMAQI
5th Nov 20252110 PMAQI
5th Nov 20252711 PMAQI
6th Nov 20252612 AMAQI
6th Nov 2025241 AMAQI
6th Nov 2025332 AMAQI
6th Nov 2025273 AMAQI
6th Nov 2025254 AMAQI
6th Nov 2025215 AMAQI
6th Nov 2025216 AMAQI
5°C3/9°C
6th Nov 2025207 AMAQI
6th Nov 2025258 AMAQI
6th Nov 2025249 AMAQI
6th Nov 20252910 AMAQI
6th Nov 20253011 AMAQI
6th Nov 20255412 PMAQI
6th Nov 2025541 PMAQI
6th Nov 2025442 PMAQI
6th Nov 2025333 PMAQI
6th Nov 2025194 PMAQI
6th Nov 2025725 PMAQI
6th Nov 2025316 PMAQI
6th Nov 2025247 PMAQI
6th Nov 2025318 PMAQI
6th Nov 2025429 PMAQI
6th Nov 20253210 PMAQI
6th Nov 20253011 PMAQI
7th Nov 20252912 AMAQI
7th Nov 2025321 AMAQI
7th Nov 2025312 AMAQI
7th Nov 2025293 AMAQI
7th Nov 2025244 AMAQI
7th Nov 2025225 AMAQI
7th Nov 2025196 AMAQI
3°C0/5°C
7th Nov 2025137 AMAQI
7th Nov 2025118 AMAQI
7th Nov 2025129 AMAQI
7th Nov 20251010 AMAQI
7th Nov 20251611 AMAQI
7th Nov 20252112 PMAQI
7th Nov 2025341 PMAQI
7th Nov 2025532 PMAQI
7th Nov 2025673 PMAQI
7th Nov 2025794 PMAQI
7th Nov 2025885 PMAQI
7th Nov 2025866 PMAQI
7th Nov 2025837 PMAQI
7th Nov 2025818 PMAQI
7th Nov 2025779 PMAQI
7th Nov 20257010 PMAQI
7th Nov 20256011 PMAQI
8th Nov 20254312 AMAQI
8th Nov 2025301 AMAQI
8th Nov 2025482 AMAQI
8th Nov 2025523 AMAQI
8th Nov 2025434 AMAQI
8th Nov 2025305 AMAQI
8th Nov 2025246 AMAQI
5°C1/8°C
8th Nov 2025227 AMAQI
8th Nov 2025238 AMAQI
8th Nov 2025229 AMAQI
8th Nov 20252310 AMAQI
8th Nov 20252011 AMAQI
8th Nov 20252412 PMAQI
8th Nov 2025401 PMAQI
8th Nov 2025342 PMAQI
8th Nov 2025243 PMAQI
8th Nov 2025204 PMAQI
8th Nov 2025285 PMAQI
8th Nov 2025406 PMAQI
8th Nov 2025197 PMAQI
8th Nov 2025168 PMAQI
8th Nov 2025259 PMAQI
8th Nov 20251510 PMAQI
8th Nov 20251311 PMAQI
9th Nov 20251212 AMAQI
9th Nov 2025111 AMAQI
9th Nov 2025122 AMAQI
9th Nov 2025133 AMAQI
9th Nov 2025104 AMAQI
9th Nov 2025125 AMAQI
9th Nov 202566 AMAQI
2°C0/2°C
9th Nov 2025147 AMAQI
9th Nov 2025178 AMAQI
9th Nov 2025159 AMAQI
9th Nov 20251010 AMAQI
9th Nov 20251411 AMAQI
9th Nov 20251512 PMAQI
9th Nov 2025121 PMAQI
9th Nov 2025122 PMAQI
9th Nov 2025113 PMAQI
9th Nov 2025104 PMAQI
9th Nov 2025105 PMAQI
9th Nov 2025126 PMAQI
9th Nov 2025127 PMAQI
9th Nov 2025218 PMAQI
9th Nov 2025199 PMAQI
9th Nov 20251810 PMAQI
9th Nov 20251811 PMAQI
10th Nov 20251912 AMAQI
10th Nov 2025171 AMAQI
10th Nov 2025202 AMAQI
10th Nov 2025163 AMAQI
10th Nov 2025114 AMAQI
10th Nov 2025125 AMAQI
10th Nov 2025126 AMAQI
-2°C-5/0°C
10th Nov 2025117 AMAQI
10th Nov 2025118 AMAQI
10th Nov 2025159 AMAQI
10th Nov 20251710 AMAQI
10th Nov 20251711 AMAQI
10th Nov 20251512 PMAQI
10th Nov 2025191 PMAQI
10th Nov 2025182 PMAQI
10th Nov 2025173 PMAQI
10th Nov 2025174 PMAQI
10th Nov 2025185 PMAQI
10th Nov 2025216 PMAQI
10th Nov 2025177 PMAQI
10th Nov 2025198 PMAQI
10th Nov 2025139 PMAQI
10th Nov 20251810 PMAQI
10th Nov 20251811 PMAQI
11th Nov 20251812 AMAQI
11th Nov 2025181 AMAQI
11th Nov 2025172 AMAQI
11th Nov 2025133 AMAQI
11th Nov 2025134 AMAQI
11th Nov 2025165 AMAQI
11th Nov 2025136 AMAQI
-5°C-7/-3°C
11th Nov 2025117 AMAQI
11th Nov 2025128 AMAQI
11th Nov 2025169 AMAQI
11th Nov 20251510 AMAQI
11th Nov 20251711 AMAQI
11th Nov 20252212 PMAQI
11th Nov 2025181 PMAQI
11th Nov 2025192 PMAQI
11th Nov 2025183 PMAQI
11th Nov 2025204 PMAQI
11th Nov 2025235 PMAQI
11th Nov 2025206 PMAQI
11th Nov 2025267 PMAQI
11th Nov 2025418 PMAQI
11th Nov 2025529 PMAQI
11th Nov 20256610 PMAQI
11th Nov 20256111 PMAQI
12th Nov 20255712 AMAQI
12th Nov 2025571 AMAQI
12th Nov 2025572 AMAQI
12th Nov 2025563 AMAQI
12th Nov 2025584 AMAQI
12th Nov 2025655 AMAQI
12th Nov 2025626 AMAQI
-2°C-7/3°C
12th Nov 2025667 AMAQI
12th Nov 2025658 AMAQI
12th Nov 2025669 AMAQI
12th Nov 20256910 AMAQI
12th Nov 20256911 AMAQI
12th Nov 20256112 PMAQI
12th Nov 2025521 PMAQI
12th Nov 2025492 PMAQI
12th Nov 2025413 PMAQI
12th Nov 2025334 PMAQI
12th Nov 2025225 PMAQI
12th Nov 2025186 PMAQI
12th Nov 2025167 PMAQI
12th Nov 2025178 PMAQI
12th Nov 2025189 PMAQI
12th Nov 20251710 PMAQI
12th Nov 20251711 PMAQI
13th Nov 20251812 AMAQI
13th Nov 2025181 AMAQI
13th Nov 202582 AMAQI
13th Nov 202563 AMAQI
13th Nov 202584 AMAQI
13th Nov 2025155 AMAQI
13th Nov 2025186 AMAQI
3°C-2/7°C
13th Nov 2025137 AMAQI
13th Nov 2025118 AMAQI
13th Nov 2025169 AMAQI
13th Nov 20251310 AMAQI
13th Nov 20251411 AMAQI
13th Nov 20252012 PMAQI
13th Nov 2025121 PMAQI
13th Nov 2025242 PMAQI
13th Nov 2025323 PMAQI
13th Nov 2025104 PMAQI
13th Nov 2025105 PMAQI
13th Nov 2025106 PMAQI
13th Nov 2025127 PMAQI
13th Nov 2025158 PMAQI
13th Nov 2025179 PMAQI
13th Nov 20252110 PMAQI
13th Nov 20252211 PMAQI
14th Nov 20253112 AMAQI
14th Nov 2025291 AMAQI
14th Nov 2025302 AMAQI
14th Nov 2025273 AMAQI
14th Nov 2025234 AMAQI
14th Nov 2025245 AMAQI
14th Nov 2025236 AMAQI
4°C2/8°C
14th Nov 2025297 AMAQI
14th Nov 2025298 AMAQI
14th Nov 2025289 AMAQI
14th Nov 20252810 AMAQI
14th Nov 20252211 AMAQI
14th Nov 20252512 PMAQI
14th Nov 2025271 PMAQI
14th Nov 2025332 PMAQI
14th Nov 2025373 PMAQI
14th Nov 2025314 PMAQI
14th Nov 2025455 PMAQI
14th Nov 2025396 PMAQI
14th Nov 2025447 PMAQI
14th Nov 2025368 PMAQI
14th Nov 2025379 PMAQI
14th Nov 20253210 PMAQI
14th Nov 20253311 PMAQI
15th Nov 20252712 AMAQI
15th Nov 2025221 AMAQI
15th Nov 2025202 AMAQI
15th Nov 2025133 AMAQI
15th Nov 2025124 AMAQI
15th Nov 2025115 AMAQI
15th Nov 2025116 AMAQI
3°C0/9°C
15th Nov 2025127 AMAQI
15th Nov 2025128 AMAQI
15th Nov 2025139 AMAQI
15th Nov 20251610 AMAQI
15th Nov 20252111 AMAQI
15th Nov 20253312 PMAQI
15th Nov 2025441 PMAQI
15th Nov 2025572 PMAQI
15th Nov 2025583 PMAQI
15th Nov 2025574 PMAQI
15th Nov 2025565 PMAQI
15th Nov 2025646 PMAQI
15th Nov 2025767 PMAQI
15th Nov 2025718 PMAQI
15th Nov 2025649 PMAQI
15th Nov 20257310 PMAQI
15th Nov 20255811 PMAQI
16th Nov 20253612 AMAQI
16th Nov 2025261 AMAQI
16th Nov 2025292 AMAQI
16th Nov 2025203 AMAQI
16th Nov 2025174 AMAQI
16th Nov 2025145 AMAQI
16th Nov 2025146 AMAQI
3°C0/9°C
16th Nov 202597 AMAQI
16th Nov 2025108 AMAQI
16th Nov 2025129 AMAQI
16th Nov 20251710 AMAQI
16th Nov 20252211 AMAQI
16th Nov 20252012 PMAQI
16th Nov 2025251 PMAQI
16th Nov 2025222 PMAQI
16th Nov 2025513 PMAQI
16th Nov 2025364 PMAQI
16th Nov 2025515 PMAQI
16th Nov 2025526 PMAQI
16th Nov 2025247 PMAQI
16th Nov 2025168 PMAQI
16th Nov 2025219 PMAQI
16th Nov 20252210 PMAQI
16th Nov 20252411 PMAQI
17th Nov 20252312 AMAQI
17th Nov 2025491 AMAQI
17th Nov 2025442 AMAQI
17th Nov 2025383 AMAQI
17th Nov 2025224 AMAQI
17th Nov 2025175 AMAQI
17th Nov 2025166 AMAQI
1°C-2/2°C
17th Nov 2025177 AMAQI
17th Nov 2025208 AMAQI
17th Nov 202589 AMAQI
17th Nov 20251310 AMAQI
17th Nov 20251411 AMAQI
17th Nov 20252212 PMAQI
17th Nov 2025191 PMAQI
17th Nov 2025152 PMAQI
17th Nov 2025143 PMAQI
17th Nov 2025444 PMAQI
17th Nov 2025155 PMAQI
17th Nov 2025186 PMAQI
17th Nov 2025107 PMAQI
17th Nov 202598 PMAQI
17th Nov 2025109 PMAQI
17th Nov 20251410 PMAQI
17th Nov 20251111 PMAQI
18th Nov 20251112 AMAQI
18th Nov 2025111 AMAQI
18th Nov 2025132 AMAQI
18th Nov 2025103 AMAQI
18th Nov 2025114 AMAQI
18th Nov 2025105 AMAQI
18th Nov 2025206 AMAQI
-1°C-3/2°C
18th Nov 2025117 AMAQI
18th Nov 2025128 AMAQI
18th Nov 2025159 AMAQI
18th Nov 20251610 AMAQI
18th Nov 20251511 AMAQI
18th Nov 20251212 PMAQI
18th Nov 2025121 PMAQI
18th Nov 2025112 PMAQI
18th Nov 2025133 PMAQI
18th Nov 2025144 PMAQI
18th Nov 2025195 PMAQI
18th Nov 2025286 PMAQI
18th Nov 2025297 PMAQI
18th Nov 2025328 PMAQI
18th Nov 2025349 PMAQI
18th Nov 20253610 PMAQI
18th Nov 20252711 PMAQI
19th Nov 20252612 AMAQI
19th Nov 2025251 AMAQI
19th Nov 2025242 AMAQI
19th Nov 2025213 AMAQI
19th Nov 2025254 AMAQI
19th Nov 2025305 AMAQI
19th Nov 2025336 AMAQI
1°C0/3°C
19th Nov 2025397 AMAQI
19th Nov 2025348 AMAQI
19th Nov 2025289 AMAQI
19th Nov 20252510 AMAQI
19th Nov 20251911 AMAQI
19th Nov 20251912 PMAQI
19th Nov 2025161 PMAQI
19th Nov 2025172 PMAQI
19th Nov 2025183 PMAQI
19th Nov 2025204 PMAQI
19th Nov 2025305 PMAQI
19th Nov 2025296 PMAQI
19th Nov 2025307 PMAQI
19th Nov 2025388 PMAQI
19th Nov 2025469 PMAQI
19th Nov 20254610 PMAQI
19th Nov 20254411 PMAQI
20th Nov 20253712 AMAQI
20th Nov 2025311 AMAQI
20th Nov 2025302 AMAQI
20th Nov 2025303 AMAQI
20th Nov 2025304 AMAQI
20th Nov 2025275 AMAQI
20th Nov 2025286 AMAQI
0°C-2/2°C
20th Nov 2025327 AMAQI
20th Nov 2025268 AMAQI
20th Nov 2025209 AMAQI
20th Nov 20252010 AMAQI
20th Nov 20253011 AMAQI
20th Nov 20255112 PMAQI
20th Nov 2025551 PMAQI
20th Nov 2025562 PMAQI
20th Nov 2025563 PMAQI
20th Nov 2025574 PMAQI
20th Nov 2025595 PMAQI
20th Nov 2025596 PMAQI
20th Nov 2025637 PMAQI
20th Nov 2025688 PMAQI
20th Nov 2025739 PMAQI
20th Nov 20257310 PMAQI
20th Nov 20257411 PMAQI
21st Nov 20257812 AMAQI
21st Nov 2025841 AMAQI
21st Nov 2025882 AMAQI
21st Nov 2025913 AMAQI
21st Nov 2025974 AMAQI
21st Nov 2025965 AMAQI
21st Nov 20251006 AMAQI
1°C-3/6°C
21st Nov 20251007 AMAQI
21st Nov 2025978 AMAQI
21st Nov 2025929 AMAQI
21st Nov 20257410 AMAQI
21st Nov 20255611 AMAQI
21st Nov 20254112 PMAQI
21st Nov 2025291 PMAQI
21st Nov 2025192 PMAQI
21st Nov 2025143 PMAQI
21st Nov 2025174 PMAQI
21st Nov 2025205 PMAQI
21st Nov 2025246 PMAQI
21st Nov 2025267 PMAQI
21st Nov 2025418 PMAQI
21st Nov 2025429 PMAQI
21st Nov 20254110 PMAQI
21st Nov 20254711 PMAQI
22nd Nov 20254712 AMAQI
22nd Nov 2025451 AMAQI
22nd Nov 2025422 AMAQI
22nd Nov 2025373 AMAQI
22nd Nov 2025384 AMAQI
22nd Nov 2025365 AMAQI
22nd Nov 2025366 AMAQI
5°C2/8°C
22nd Nov 2025357 AMAQI
22nd Nov 2025338 AMAQI
22nd Nov 2025309 AMAQI
22nd Nov 20252310 AMAQI
22nd Nov 20252111 AMAQI
22nd Nov 20251512 PMAQI
22nd Nov 2025141 PMAQI
22nd Nov 2025162 PMAQI
22nd Nov 2025133 PMAQI
22nd Nov 2025104 PMAQI
22nd Nov 2025125 PMAQI
22nd Nov 2025146 PMAQI
22nd Nov 2025227 PMAQI
22nd Nov 2025368 PMAQI
22nd Nov 2025329 PMAQI
22nd Nov 20253510 PMAQI
22nd Nov 20253611 PMAQI
23rd Nov 20253412 AMAQI
23rd Nov 2025331 AMAQI
23rd Nov 2025332 AMAQI
23rd Nov 2025443 AMAQI
23rd Nov 2025574 AMAQI
23rd Nov 2025655 AMAQI
23rd Nov 2025586 AMAQI
1°C0/3°C
23rd Nov 2025647 AMAQI
23rd Nov 2025708 AMAQI
23rd Nov 2025699 AMAQI
23rd Nov 20256110 AMAQI
23rd Nov 20254611 AMAQI
23rd Nov 20253312 PMAQI
23rd Nov 2025241 PMAQI
23rd Nov 2025152 PMAQI
23rd Nov 2025123 PMAQI
23rd Nov 2025104 PMAQI
23rd Nov 2025105 PMAQI
23rd Nov 202596 PMAQI
23rd Nov 2025117 PMAQI
23rd Nov 2025118 PMAQI
23rd Nov 2025109 PMAQI
23rd Nov 20253510 PMAQI
23rd Nov 20251711 PMAQI
24th Nov 20251612 AMAQI
24th Nov 2025141 AMAQI
24th Nov 2025152 AMAQI
24th Nov 2025123 AMAQI
24th Nov 2025124 AMAQI
24th Nov 2025175 AMAQI
24th Nov 2025156 AMAQI
3°C0/7°C
24th Nov 2025197 AMAQI
7 AM24th Nov 2025218 AMAQI
24th Nov 2025229 AMAQI
24th Nov 20252010 AMAQI
24th Nov 20252911 AMAQI
24th Nov 20253212 PMAQI
12 PM24th Nov 2025351 PMAQI
24th Nov 2025362 PMAQI
5 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
2 PM - 3 PM
27AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 AM - 9 AM
25AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 PM to 3 PM (Avg. 27), while the lowest AQI was between 8 AM to 9 AM (Avg. 25).
Night time
Avg. Highest Time
10 PM - 11 PM
33AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
4 AM - 6 AM
26AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 33), while the lowest AQI was between 4 AM to 6 AM (Avg. 26).
2025 Days Vs Air Quality
Barrie, Ontario, Canada
2025
82%
199
17%
41
0.8%
2
Total number of days with different AQI categories in last 328 days in 2025 (37 days remaining)
Good
199 DaysModerate
41 DaysPoor
2 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 328 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
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
27th March 2025
25AQI
25AQI
28th March 2025
20AQI
20AQI
29th March 2025
16AQI
16AQI
30th March 2025
18AQI
18AQI
31st March 2025
22AQI
22AQI
1st April 2025
24AQI
24AQI
2nd April 2025
18AQI
18AQI
3rd April 2025
24AQI
24AQI
4th April 2025
18AQI
18AQI
5th April 2025
24AQI
24AQI
6th April 2025
17AQI
17AQI
7th April 2025
25AQI
25AQI
8th April 2025
15AQI
15AQI
9th April 2025
20AQI
20AQI
10th April 2025
37AQI
37AQI
11th April 2025
32AQI
32AQI
12th April 2025
31AQI
31AQI
13th April 2025
34AQI
34AQI
14th April 2025
34AQI
34AQI
15th April 2025
21AQI
21AQI
16th April 2025
13AQI
13AQI
17th April 2025
16AQI
16AQI
18th April 2025
38AQI
38AQI
19th April 2025
40AQI
40AQI
20th April 2025
17AQI
17AQI
21st April 2025
26AQI
26AQI
22nd April 2025
15AQI
15AQI
23rd April 2025
21AQI
21AQI
24th April 2025
42AQI
42AQI
25th April 2025
41AQI
41AQI
26th April 2025
21AQI
21AQI
27th April 2025
16AQI
16AQI
28th April 2025
28AQI
28AQI
29th April 2025
35AQI
35AQI
30th April 2025
17AQI
17AQI
1st May 2025
27AQI
27AQI
2nd May 2025
28AQI
28AQI
3rd May 2025
16AQI
16AQI
4th May 2025
18AQI
18AQI
5th May 2025
23AQI
23AQI
6th May 2025
24AQI
24AQI
7th May 2025
27AQI
27AQI
8th May 2025
18AQI
18AQI
9th May 2025
24AQI
24AQI
10th May 2025
23AQI
23AQI
11th May 2025
21AQI
21AQI
12th May 2025
29AQI
29AQI
13th May 2025
41AQI
41AQI
14th May 2025
29AQI
29AQI
15th May 2025
30AQI
30AQI
16th May 2025
35AQI
35AQI
17th May 2025
34AQI
34AQI
18th May 2025
16AQI
16AQI
19th May 2025
15AQI
15AQI
20th May 2025
15AQI
15AQI
21st May 2025
21AQI
21AQI
22nd May 2025
14AQI
14AQI
23rd May 2025
11AQI
11AQI
24th May 2025
15AQI
15AQI
25th May 2025
16AQI
16AQI
26th May 2025
22AQI
22AQI
27th May 2025
31AQI
31AQI
28th May 2025
29AQI
29AQI
29th May 2025
22AQI
22AQI
30th May 2025
31AQI
31AQI
31st May 2025
27AQI
27AQI
1st June 2025
16AQI
16AQI
2nd June 2025
21AQI
21AQI
3rd June 2025
41AQI
41AQI
4th June 2025
63AQI
63AQI
5th June 2025
51AQI
51AQI
6th June 2025
65AQI
65AQI
7th June 2025
67AQI
67AQI
8th June 2025
78AQI
78AQI
9th June 2025
69AQI
69AQI
10th June 2025
56AQI
56AQI
11th June 2025
62AQI
62AQI
12th June 2025
66AQI
66AQI
13th June 2025
41AQI
41AQI
14th June 2025
33AQI
33AQI
15th June 2025
38AQI
38AQI
16th June 2025
46AQI
46AQI
17th June 2025
43AQI
43AQI
18th June 2025
37AQI
37AQI
19th June 2025
33AQI
33AQI
20th June 2025
37AQI
37AQI
21st June 2025
51AQI
51AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
53AQI
53AQI
24th June 2025
53AQI
53AQI
25th June 2025
45AQI
45AQI
26th June 2025
40AQI
40AQI
27th June 2025
35AQI
35AQI
28th June 2025
30AQI
30AQI
29th June 2025
33AQI
33AQI
30th June 2025
41AQI
41AQI
1st July 2025
38AQI
38AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
49AQI
49AQI
4th July 2025
34AQI
34AQI
5th July 2025
45AQI
45AQI
6th July 2025
54AQI
54AQI
7th July 2025
47AQI
47AQI
8th July 2025
35AQI
35AQI
9th July 2025
45AQI
45AQI
10th July 2025
47AQI
47AQI
11th July 2025
51AQI
51AQI
12th July 2025
49AQI
49AQI
13th July 2025
48AQI
48AQI
14th July 2025
53AQI
53AQI
15th July 2025
60AQI
60AQI
16th July 2025
69AQI
69AQI
17th July 2025
49AQI
49AQI
18th July 2025
29AQI
29AQI
19th July 2025
36AQI
36AQI
20th July 2025
29AQI
29AQI
21st July 2025
40AQI
40AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
28AQI
28AQI
24th July 2025
38AQI
38AQI
25th July 2025
35AQI
35AQI
26th July 2025
54AQI
54AQI
27th July 2025
48AQI
48AQI
28th July 2025
52AQI
52AQI
29th July 2025
45AQI
45AQI
30th July 2025
55AQI
55AQI
31st July 2025
85AQI
85AQI
1st August 2025
44AQI
44AQI
2nd August 2025
50AQI
50AQI
3rd August 2025
118AQI
118AQI
4th August 2025
128AQI
128AQI
5th August 2025
94AQI
94AQI
6th August 2025
84AQI
84AQI
7th August 2025
83AQI
83AQI
8th August 2025
87AQI
87AQI
9th August 2025
69AQI
69AQI
10th August 2025
62AQI
62AQI
11th August 2025
61AQI
61AQI
12th August 2025
52AQI
52AQI
13th August 2025
41AQI
41AQI
14th August 2025
64AQI
64AQI
15th August 2025
61AQI
61AQI
16th August 2025
59AQI
59AQI
17th August 2025
36AQI
36AQI
18th August 2025
15AQI
15AQI
19th August 2025
18AQI
18AQI
20th August 2025
17AQI
17AQI
21st August 2025
20AQI
20AQI
22nd August 2025
26AQI
26AQI
23rd August 2025
32AQI
32AQI
24th August 2025
25AQI
25AQI
25th August 2025
16AQI
16AQI
26th August 2025
16AQI
16AQI
27th August 2025
22AQI
22AQI
28th August 2025
23AQI
23AQI
29th August 2025
18AQI
18AQI
30th August 2025
21AQI
21AQI
31st August 2025
25AQI
25AQI
1st September 2025
32AQI
32AQI
2nd September 2025
32AQI
32AQI
3rd September 2025
39AQI
39AQI
4th September 2025
24AQI
24AQI
5th September 2025
35AQI
35AQI
6th September 2025
18AQI
18AQI
7th September 2025
18AQI
18AQI
8th September 2025
18AQI
18AQI
9th September 2025
26AQI
26AQI
10th September 2025
37AQI
37AQI
11th September 2025
39AQI
39AQI
12th September 2025
33AQI
33AQI
13th September 2025
49AQI
49AQI
14th September 2025
48AQI
48AQI
15th September 2025
46AQI
46AQI
16th September 2025
45AQI
45AQI
17th September 2025
39AQI
39AQI
18th September 2025
44AQI
44AQI
19th September 2025
22AQI
22AQI
20th September 2025
25AQI
25AQI
21st September 2025
27AQI
27AQI
22nd September 2025
35AQI
35AQI
23rd September 2025
43AQI
43AQI
24th September 2025
38AQI
38AQI
25th September 2025
25AQI
25AQI
26th September 2025
25AQI
25AQI
27th September 2025
29AQI
29AQI
28th September 2025
28AQI
28AQI
29th September 2025
27AQI
27AQI
30th September 2025
29AQI
29AQI
1st October 2025
37AQI
37AQI
2nd October 2025
42AQI
42AQI
3rd October 2025
52AQI
52AQI
4th October 2025
64AQI
64AQI
5th October 2025
69AQI
69AQI
6th October 2025
67AQI
67AQI
7th October 2025
35AQI
35AQI
8th October 2025
28AQI
28AQI
9th October 2025
32AQI
32AQI
10th October 2025
46AQI
46AQI
11th October 2025
51AQI
51AQI
12th October 2025
43AQI
43AQI
13th October 2025
44AQI
44AQI
14th October 2025
51AQI
51AQI
15th October 2025
26AQI
26AQI
16th October 2025
31AQI
31AQI
17th October 2025
41AQI
41AQI
18th October 2025
47AQI
47AQI
19th October 2025
44AQI
44AQI
20th October 2025
21AQI
21AQI
21st October 2025
41AQI
41AQI
22nd October 2025
32AQI
32AQI
23rd October 2025
14AQI
14AQI
24th October 2025
14AQI
14AQI
25th October 2025
17AQI
17AQI
26th October 2025
22AQI
22AQI
27th October 2025
18AQI
18AQI
28th October 2025
24AQI
24AQI
29th October 2025
26AQI
26AQI
30th October 2025
23AQI
23AQI
31st October 2025
14AQI
14AQI
1st November 2025
18AQI
18AQI
2nd November 2025
27AQI
27AQI
3rd November 2025
51AQI
51AQI
4th November 2025
18AQI
18AQI
5th November 2025
30AQI
30AQI
6th November 2025
32AQI
32AQI
7th November 2025
46AQI
46AQI
8th November 2025
29AQI
29AQI
9th November 2025
13AQI
13AQI
10th November 2025
16AQI
16AQI
11th November 2025
25AQI
25AQI
12th November 2025
44AQI
44AQI
13th November 2025
15AQI
15AQI
14th November 2025
31AQI
31AQI
15th November 2025
39AQI
39AQI
16th November 2025
25AQI
25AQI
17th November 2025
20AQI
20AQI
18th November 2025
19AQI
19AQI
19th November 2025
29AQI
29AQI
20th November 2025
46AQI
46AQI
21st November 2025
59AQI
59AQI
22nd November 2025
30AQI
30AQI
23rd November 2025
38AQI
38AQI
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
20AQI
25AQI
24AQI
47AQI
45AQI
48AQI
33AQI
36AQI
30AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
5
30
31
17
13
22
9
18
11
2
30
25
6
21
2
199
41
2
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
March20AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
36AQIBarrie's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
