Sydney, Nova Scotia, 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
Sydney, Nova Scotia, Canada
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
26AQILowest AQI recorded on
2nd Aug 2025
18AQISame Day Analysis (2nd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 18 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Sydney, Nova Scotia, Canada
AQI
Day
Night
.
5 AM3rd Aug 2025
8 PM
4 AM4th Aug 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
4PM3rd Aug
28AQI
Avg. Lowest Time
7PM3rd Aug
18AQI
In the last 24 hours,
Sydney's AQI reached its highest point of 28 at 4 PM during the Night, while the lowest point, 18, was recorded at 7 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sydney, Nova Scotia, Canada
JulAug
05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
5th Jul 2025195 AMAQI
5th Jul 2025196 AMAQI
5th Jul 2025197 AMAQI
5th Jul 2025198 AMAQI
5th Jul 2025199 AMAQI
5th Jul 20252510 AMAQI
5th Jul 20253011 AMAQI
5th Jul 20252712 PMAQI
5th Jul 2025231 PMAQI
5th Jul 2025282 PMAQI
5th Jul 2025293 PMAQI
5th Jul 2025314 PMAQI
5th Jul 2025275 PMAQI
5th Jul 2025236 PMAQI
5th Jul 2025247 PMAQI
5th Jul 2025278 PMAQI
5th Jul 2025289 PMAQI
5th Jul 20252510 PMAQI
5th Jul 20252511 PMAQI
6th Jul 20252712 AMAQI
6th Jul 2025291 AMAQI
6th Jul 2025252 AMAQI
6th Jul 2025213 AMAQI
6th Jul 2025214 AMAQI
17°C14/22°C
6th Jul 2025215 AMAQI
6th Jul 2025226 AMAQI
6th Jul 2025227 AMAQI
6th Jul 2025228 AMAQI
6th Jul 2025219 AMAQI
6th Jul 20253010 AMAQI
6th Jul 20252911 AMAQI
6th Jul 20252012 PMAQI
6th Jul 2025171 PMAQI
6th Jul 2025182 PMAQI
6th Jul 2025173 PMAQI
6th Jul 2025184 PMAQI
6th Jul 2025185 PMAQI
6th Jul 2025186 PMAQI
6th Jul 2025217 PMAQI
6th Jul 2025248 PMAQI
6th Jul 2025309 PMAQI
6th Jul 20252310 PMAQI
6th Jul 20252311 PMAQI
7th Jul 20252312 AMAQI
7th Jul 2025241 AMAQI
7th Jul 2025242 AMAQI
7th Jul 2025263 AMAQI
7th Jul 2025274 AMAQI
18°C12/26°C
7th Jul 2025275 AMAQI
7th Jul 2025276 AMAQI
7th Jul 2025267 AMAQI
7th Jul 2025268 AMAQI
7th Jul 2025269 AMAQI
7th Jul 20252510 AMAQI
7th Jul 20252211 AMAQI
7th Jul 20252212 PMAQI
7th Jul 2025211 PMAQI
7th Jul 2025202 PMAQI
7th Jul 2025203 PMAQI
7th Jul 2025194 PMAQI
7th Jul 2025205 PMAQI
7th Jul 2025206 PMAQI
7th Jul 2025217 PMAQI
7th Jul 2025228 PMAQI
7th Jul 2025269 PMAQI
7th Jul 20252610 PMAQI
7th Jul 20252711 PMAQI
8th Jul 20252812 AMAQI
8th Jul 2025341 AMAQI
8th Jul 2025282 AMAQI
8th Jul 2025233 AMAQI
8th Jul 2025234 AMAQI
19°C15/26°C
8th Jul 2025235 AMAQI
8th Jul 2025226 AMAQI
8th Jul 2025227 AMAQI
8th Jul 2025238 AMAQI
8th Jul 2025239 AMAQI
8th Jul 20252910 AMAQI
8th Jul 20253111 AMAQI
8th Jul 20252912 PMAQI
8th Jul 2025261 PMAQI
8th Jul 2025252 PMAQI
8th Jul 2025223 PMAQI
8th Jul 2025214 PMAQI
8th Jul 2025205 PMAQI
8th Jul 2025196 PMAQI
8th Jul 2025197 PMAQI
8th Jul 2025198 PMAQI
8th Jul 2025209 PMAQI
8th Jul 20252210 PMAQI
8th Jul 20252111 PMAQI
9th Jul 20252112 AMAQI
9th Jul 2025211 AMAQI
9th Jul 2025212 AMAQI
9th Jul 2025233 AMAQI
9th Jul 2025234 AMAQI
15°C12/18°C
9th Jul 2025245 AMAQI
9th Jul 2025236 AMAQI
9th Jul 2025237 AMAQI
9th Jul 2025238 AMAQI
9th Jul 2025239 AMAQI
9th Jul 20252110 AMAQI
9th Jul 20252211 AMAQI
9th Jul 20252412 PMAQI
9th Jul 2025251 PMAQI
9th Jul 2025222 PMAQI
9th Jul 2025203 PMAQI
9th Jul 2025214 PMAQI
9th Jul 2025225 PMAQI
9th Jul 2025206 PMAQI
9th Jul 2025237 PMAQI
9th Jul 2025228 PMAQI
9th Jul 2025219 PMAQI
9th Jul 20252210 PMAQI
9th Jul 20252211 PMAQI
10th Jul 20252312 AMAQI
10th Jul 2025251 AMAQI
10th Jul 2025262 AMAQI
10th Jul 2025233 AMAQI
10th Jul 2025224 AMAQI
19°C12/27°C
10th Jul 2025225 AMAQI
10th Jul 2025226 AMAQI
10th Jul 2025227 AMAQI
10th Jul 2025228 AMAQI
10th Jul 2025229 AMAQI
10th Jul 20251910 AMAQI
10th Jul 20252011 AMAQI
10th Jul 20252312 PMAQI
10th Jul 2025251 PMAQI
10th Jul 2025262 PMAQI
10th Jul 2025283 PMAQI
10th Jul 2025214 PMAQI
10th Jul 2025175 PMAQI
10th Jul 2025166 PMAQI
10th Jul 2025167 PMAQI
10th Jul 2025178 PMAQI
10th Jul 2025189 PMAQI
10th Jul 20252010 PMAQI
10th Jul 20252211 PMAQI
11th Jul 20252212 AMAQI
11th Jul 2025211 AMAQI
11th Jul 2025222 AMAQI
11th Jul 2025263 AMAQI
11th Jul 2025264 AMAQI
19°C13/23°C
11th Jul 2025265 AMAQI
11th Jul 2025246 AMAQI
11th Jul 2025247 AMAQI
11th Jul 2025248 AMAQI
11th Jul 2025239 AMAQI
11th Jul 20251810 AMAQI
11th Jul 20251611 AMAQI
11th Jul 20251612 PMAQI
11th Jul 2025151 PMAQI
11th Jul 2025172 PMAQI
11th Jul 2025183 PMAQI
11th Jul 2025164 PMAQI
11th Jul 2025175 PMAQI
11th Jul 2025176 PMAQI
11th Jul 2025177 PMAQI
11th Jul 2025188 PMAQI
11th Jul 2025189 PMAQI
11th Jul 20252010 PMAQI
11th Jul 20252211 PMAQI
12th Jul 20252312 AMAQI
12th Jul 2025241 AMAQI
12th Jul 2025232 AMAQI
12th Jul 2025223 AMAQI
12th Jul 2025214 AMAQI
16°C14/20°C
12th Jul 2025215 AMAQI
12th Jul 2025206 AMAQI
12th Jul 2025207 AMAQI
12th Jul 2025208 AMAQI
12th Jul 2025209 AMAQI
12th Jul 20251810 AMAQI
12th Jul 20251911 AMAQI
12th Jul 20251912 PMAQI
12th Jul 2025181 PMAQI
12th Jul 2025172 PMAQI
12th Jul 2025173 PMAQI
12th Jul 2025184 PMAQI
12th Jul 2025185 PMAQI
12th Jul 2025236 PMAQI
12th Jul 2025187 PMAQI
12th Jul 2025228 PMAQI
12th Jul 2025349 PMAQI
12th Jul 20253110 PMAQI
12th Jul 20253511 PMAQI
13th Jul 20254212 AMAQI
13th Jul 2025431 AMAQI
13th Jul 2025342 AMAQI
13th Jul 2025233 AMAQI
13th Jul 2025244 AMAQI
17°C13/23°C
13th Jul 2025225 AMAQI
13th Jul 2025216 AMAQI
13th Jul 2025227 AMAQI
13th Jul 2025228 AMAQI
13th Jul 2025219 AMAQI
13th Jul 20252910 AMAQI
13th Jul 20253111 AMAQI
13th Jul 20252612 PMAQI
13th Jul 2025191 PMAQI
13th Jul 2025212 PMAQI
13th Jul 2025223 PMAQI
13th Jul 2025224 PMAQI
13th Jul 2025245 PMAQI
13th Jul 2025236 PMAQI
13th Jul 2025247 PMAQI
13th Jul 2025228 PMAQI
13th Jul 2025249 PMAQI
13th Jul 20252610 PMAQI
13th Jul 20252511 PMAQI
14th Jul 20252412 AMAQI
14th Jul 2025241 AMAQI
14th Jul 2025272 AMAQI
14th Jul 2025283 AMAQI
14th Jul 2025274 AMAQI
21°C12/29°C
14th Jul 2025275 AMAQI
14th Jul 2025276 AMAQI
14th Jul 2025277 AMAQI
14th Jul 2025278 AMAQI
14th Jul 2025269 AMAQI
14th Jul 20252210 AMAQI
14th Jul 20251911 AMAQI
14th Jul 20252112 PMAQI
14th Jul 2025171 PMAQI
14th Jul 2025172 PMAQI
14th Jul 2025153 PMAQI
14th Jul 2025184 PMAQI
14th Jul 2025165 PMAQI
14th Jul 2025166 PMAQI
14th Jul 2025187 PMAQI
14th Jul 2025208 PMAQI
14th Jul 2025259 PMAQI
14th Jul 20252710 PMAQI
14th Jul 20253111 PMAQI
15th Jul 20253212 AMAQI
15th Jul 2025351 AMAQI
15th Jul 2025312 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025244 AMAQI
21°C15/27°C
15th Jul 2025245 AMAQI
15th Jul 2025246 AMAQI
15th Jul 2025237 AMAQI
15th Jul 2025238 AMAQI
15th Jul 2025229 AMAQI
15th Jul 20252410 AMAQI
15th Jul 20252211 AMAQI
15th Jul 20252312 PMAQI
15th Jul 2025241 PMAQI
15th Jul 2025242 PMAQI
15th Jul 2025233 PMAQI
15th Jul 2025234 PMAQI
15th Jul 2025225 PMAQI
15th Jul 2025226 PMAQI
15th Jul 2025227 PMAQI
15th Jul 2025218 PMAQI
15th Jul 2025259 PMAQI
15th Jul 20252310 PMAQI
15th Jul 20252311 PMAQI
16th Jul 20252412 AMAQI
16th Jul 2025261 AMAQI
16th Jul 2025262 AMAQI
16th Jul 2025293 AMAQI
16th Jul 2025274 AMAQI
22°C15/29°C
16th Jul 2025295 AMAQI
16th Jul 2025286 AMAQI
16th Jul 2025297 AMAQI
16th Jul 2025298 AMAQI
16th Jul 2025299 AMAQI
16th Jul 20252710 AMAQI
16th Jul 20253211 AMAQI
16th Jul 20253212 PMAQI
16th Jul 2025251 PMAQI
16th Jul 2025232 PMAQI
16th Jul 2025253 PMAQI
16th Jul 2025254 PMAQI
16th Jul 2025245 PMAQI
16th Jul 2025236 PMAQI
16th Jul 2025267 PMAQI
16th Jul 2025278 PMAQI
16th Jul 2025329 PMAQI
16th Jul 20253410 PMAQI
16th Jul 20253411 PMAQI
17th Jul 20253912 AMAQI
17th Jul 2025401 AMAQI
17th Jul 2025352 AMAQI
17th Jul 2025303 AMAQI
17th Jul 2025314 AMAQI
26°C19/33°C
17th Jul 2025305 AMAQI
17th Jul 2025286 AMAQI
17th Jul 2025277 AMAQI
17th Jul 2025268 AMAQI
17th Jul 2025269 AMAQI
17th Jul 20252910 AMAQI
17th Jul 20252611 AMAQI
17th Jul 20252912 PMAQI
17th Jul 2025281 PMAQI
17th Jul 2025262 PMAQI
17th Jul 2025263 PMAQI
17th Jul 2025264 PMAQI
17th Jul 2025255 PMAQI
17th Jul 2025256 PMAQI
17th Jul 2025237 PMAQI
17th Jul 2025268 PMAQI
17th Jul 2025339 PMAQI
17th Jul 20253510 PMAQI
17th Jul 20254311 PMAQI
18th Jul 20254312 AMAQI
18th Jul 2025431 AMAQI
18th Jul 2025362 AMAQI
18th Jul 2025273 AMAQI
18th Jul 2025274 AMAQI
23°C18/31°C
18th Jul 2025275 AMAQI
18th Jul 2025276 AMAQI
18th Jul 2025277 AMAQI
18th Jul 2025268 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252311 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025211 PMAQI
18th Jul 2025242 PMAQI
18th Jul 2025213 PMAQI
18th Jul 2025194 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025256 PMAQI
18th Jul 2025217 PMAQI
18th Jul 2025208 PMAQI
18th Jul 2025259 PMAQI
18th Jul 20252710 PMAQI
18th Jul 20252811 PMAQI
19th Jul 20253112 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025332 AMAQI
19th Jul 2025333 AMAQI
19th Jul 2025314 AMAQI
20°C17/23°C
19th Jul 2025315 AMAQI
19th Jul 2025306 AMAQI
19th Jul 2025297 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20252310 AMAQI
19th Jul 20252411 AMAQI
19th Jul 20252012 PMAQI
19th Jul 2025211 PMAQI
19th Jul 2025202 PMAQI
19th Jul 2025193 PMAQI
19th Jul 2025194 PMAQI
19th Jul 2025195 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025217 PMAQI
19th Jul 2025278 PMAQI
19th Jul 2025349 PMAQI
19th Jul 20253910 PMAQI
19th Jul 20254211 PMAQI
20th Jul 20254312 AMAQI
20th Jul 2025451 AMAQI
20th Jul 2025412 AMAQI
20th Jul 2025313 AMAQI
20th Jul 2025304 AMAQI
21°C12/29°C
20th Jul 2025305 AMAQI
20th Jul 2025296 AMAQI
20th Jul 2025297 AMAQI
20th Jul 2025298 AMAQI
20th Jul 2025299 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20252411 AMAQI
20th Jul 20252212 PMAQI
20th Jul 2025231 PMAQI
20th Jul 2025212 PMAQI
20th Jul 2025203 PMAQI
20th Jul 2025214 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025226 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025259 PMAQI
20th Jul 20253110 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025321 AMAQI
21st Jul 2025332 AMAQI
21st Jul 2025353 AMAQI
21st Jul 2025364 AMAQI
19°C16/23°C
21st Jul 2025345 AMAQI
21st Jul 2025326 AMAQI
21st Jul 2025327 AMAQI
21st Jul 2025328 AMAQI
21st Jul 2025329 AMAQI
21st Jul 20252710 AMAQI
21st Jul 20252811 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025271 PMAQI
21st Jul 2025282 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025234 PMAQI
21st Jul 2025215 PMAQI
21st Jul 2025216 PMAQI
21st Jul 2025207 PMAQI
21st Jul 2025238 PMAQI
21st Jul 2025249 PMAQI
21st Jul 20252710 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20253112 AMAQI
22nd Jul 2025311 AMAQI
22nd Jul 2025322 AMAQI
22nd Jul 2025323 AMAQI
22nd Jul 2025334 AMAQI
16°C15/18°C
22nd Jul 2025325 AMAQI
22nd Jul 2025316 AMAQI
22nd Jul 2025317 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025319 AMAQI
22nd Jul 20253510 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20252712 PMAQI
22nd Jul 2025261 PMAQI
22nd Jul 2025232 PMAQI
22nd Jul 2025203 PMAQI
22nd Jul 2025204 PMAQI
22nd Jul 2025185 PMAQI
22nd Jul 2025196 PMAQI
22nd Jul 2025177 PMAQI
22nd Jul 2025178 PMAQI
22nd Jul 2025189 PMAQI
22nd Jul 20252310 PMAQI
22nd Jul 20252511 PMAQI
23rd Jul 20252512 AMAQI
23rd Jul 2025261 AMAQI
23rd Jul 2025282 AMAQI
23rd Jul 2025313 AMAQI
23rd Jul 2025324 AMAQI
17°C14/23°C
23rd Jul 2025305 AMAQI
23rd Jul 2025306 AMAQI
23rd Jul 2025307 AMAQI
23rd Jul 2025318 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20251912 PMAQI
23rd Jul 2025191 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025203 PMAQI
23rd Jul 2025204 PMAQI
23rd Jul 2025185 PMAQI
23rd Jul 2025206 PMAQI
23rd Jul 2025187 PMAQI
23rd Jul 2025198 PMAQI
23rd Jul 2025199 PMAQI
23rd Jul 20252310 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025252 AMAQI
24th Jul 2025293 AMAQI
24th Jul 2025304 AMAQI
20°C16/24°C
24th Jul 2025295 AMAQI
24th Jul 2025286 AMAQI
24th Jul 2025287 AMAQI
24th Jul 2025288 AMAQI
24th Jul 2025289 AMAQI
24th Jul 20252910 AMAQI
24th Jul 20252311 AMAQI
24th Jul 20251812 PMAQI
24th Jul 2025191 PMAQI
24th Jul 2025192 PMAQI
24th Jul 2025183 PMAQI
24th Jul 2025174 PMAQI
24th Jul 2025175 PMAQI
24th Jul 2025186 PMAQI
24th Jul 2025197 PMAQI
24th Jul 2025218 PMAQI
24th Jul 2025219 PMAQI
24th Jul 20252510 PMAQI
24th Jul 20252711 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025271 AMAQI
25th Jul 2025272 AMAQI
25th Jul 2025263 AMAQI
25th Jul 2025274 AMAQI
20°C14/26°C
25th Jul 2025265 AMAQI
25th Jul 2025266 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025268 AMAQI
25th Jul 2025269 AMAQI
25th Jul 20252710 AMAQI
25th Jul 20252711 AMAQI
25th Jul 20252612 PMAQI
25th Jul 2025241 PMAQI
25th Jul 2025232 PMAQI
25th Jul 2025213 PMAQI
25th Jul 2025204 PMAQI
25th Jul 2025195 PMAQI
25th Jul 2025196 PMAQI
25th Jul 2025177 PMAQI
25th Jul 2025188 PMAQI
25th Jul 2025189 PMAQI
25th Jul 20252310 PMAQI
25th Jul 20252711 PMAQI
26th Jul 20252712 AMAQI
26th Jul 2025261 AMAQI
26th Jul 2025262 AMAQI
26th Jul 2025273 AMAQI
26th Jul 2025264 AMAQI
22°C17/30°C
26th Jul 2025275 AMAQI
26th Jul 2025276 AMAQI
26th Jul 2025277 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025279 AMAQI
26th Jul 20252110 AMAQI
26th Jul 20251911 AMAQI
26th Jul 20252112 PMAQI
26th Jul 2025191 PMAQI
26th Jul 2025192 PMAQI
26th Jul 2025223 PMAQI
26th Jul 2025204 PMAQI
26th Jul 2025195 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025197 PMAQI
26th Jul 2025188 PMAQI
26th Jul 2025209 PMAQI
26th Jul 20252410 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252312 AMAQI
27th Jul 2025231 AMAQI
27th Jul 2025242 AMAQI
27th Jul 2025263 AMAQI
27th Jul 2025274 AMAQI
20°C16/24°C
27th Jul 2025265 AMAQI
27th Jul 2025256 AMAQI
27th Jul 2025257 AMAQI
27th Jul 2025258 AMAQI
27th Jul 2025269 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251511 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025162 PMAQI
27th Jul 2025173 PMAQI
27th Jul 2025174 PMAQI
27th Jul 2025175 PMAQI
27th Jul 2025166 PMAQI
27th Jul 2025167 PMAQI
27th Jul 2025178 PMAQI
27th Jul 2025179 PMAQI
27th Jul 20252210 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252512 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025242 AMAQI
28th Jul 2025293 AMAQI
28th Jul 2025294 AMAQI
20°C12/28°C
28th Jul 2025285 AMAQI
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025278 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252310 AMAQI
28th Jul 20252111 AMAQI
28th Jul 20251812 PMAQI
28th Jul 2025191 PMAQI
28th Jul 2025202 PMAQI
28th Jul 2025203 PMAQI
28th Jul 2025204 PMAQI
28th Jul 2025205 PMAQI
28th Jul 2025206 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025229 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252512 AMAQI
29th Jul 2025241 AMAQI
29th Jul 2025262 AMAQI
29th Jul 2025273 AMAQI
29th Jul 2025274 AMAQI
21°C16/25°C
29th Jul 2025275 AMAQI
29th Jul 2025256 AMAQI
29th Jul 2025257 AMAQI
29th Jul 2025268 AMAQI
29th Jul 2025269 AMAQI
29th Jul 20252910 AMAQI
29th Jul 20252411 AMAQI
29th Jul 20252312 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025183 PMAQI
29th Jul 2025194 PMAQI
29th Jul 2025195 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025238 PMAQI
29th Jul 2025269 PMAQI
29th Jul 20252510 PMAQI
29th Jul 20252811 PMAQI
30th Jul 20252912 AMAQI
30th Jul 2025291 AMAQI
30th Jul 2025272 AMAQI
30th Jul 2025223 AMAQI
30th Jul 2025234 AMAQI
21°C16/27°C
30th Jul 2025225 AMAQI
30th Jul 2025236 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025248 AMAQI
30th Jul 2025259 AMAQI
30th Jul 20252710 AMAQI
30th Jul 20252811 AMAQI
30th Jul 20252512 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025272 PMAQI
30th Jul 2025243 PMAQI
30th Jul 2025214 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025216 PMAQI
30th Jul 2025227 PMAQI
30th Jul 2025228 PMAQI
30th Jul 2025239 PMAQI
30th Jul 20252610 PMAQI
30th Jul 20252511 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025262 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025244 AMAQI
19°C18/23°C
31st Jul 2025255 AMAQI
31st Jul 2025246 AMAQI
31st Jul 2025277 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025299 AMAQI
31st Jul 20252910 AMAQI
31st Jul 20252911 AMAQI
31st Jul 20252512 PMAQI
31st Jul 2025241 PMAQI
31st Jul 2025232 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025254 PMAQI
31st Jul 2025225 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025237 PMAQI
31st Jul 2025228 PMAQI
31st Jul 2025239 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252211 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025221 AMAQI
1st Aug 2025272 AMAQI
1st Aug 2025283 AMAQI
1st Aug 2025304 AMAQI
19°C16/23°C
1st Aug 2025245 AMAQI
1st Aug 2025236 AMAQI
1st Aug 2025227 AMAQI
1st Aug 2025228 AMAQI
1st Aug 2025229 AMAQI
1st Aug 20252410 AMAQI
1st Aug 20251711 AMAQI
1st Aug 20251412 PMAQI
1st Aug 2025211 PMAQI
1st Aug 2025162 PMAQI
1st Aug 2025193 PMAQI
1st Aug 2025194 PMAQI
1st Aug 2025195 PMAQI
1st Aug 2025166 PMAQI
1st Aug 2025167 PMAQI
1st Aug 2025178 PMAQI
1st Aug 2025179 PMAQI
1st Aug 20251810 PMAQI
1st Aug 20251911 PMAQI
2nd Aug 20252012 AMAQI
2nd Aug 2025201 AMAQI
2nd Aug 2025222 AMAQI
2nd Aug 2025223 AMAQI
2nd Aug 2025234 AMAQI
16°C14/19°C
2nd Aug 2025235 AMAQI
2nd Aug 2025236 AMAQI
2nd Aug 2025237 AMAQI
2nd Aug 2025228 AMAQI
2nd Aug 2025239 AMAQI
2nd Aug 20251710 AMAQI
2nd Aug 20251811 AMAQI
2nd Aug 20252012 PMAQI
2nd Aug 2025171 PMAQI
2nd Aug 2025182 PMAQI
2nd Aug 2025193 PMAQI
2nd Aug 2025164 PMAQI
2nd Aug 2025155 PMAQI
2nd Aug 2025206 PMAQI
2nd Aug 2025247 PMAQI
2nd Aug 2025238 PMAQI
2nd Aug 2025229 PMAQI
2nd Aug 20252110 PMAQI
2nd Aug 20252011 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025211 AMAQI
3rd Aug 2025202 AMAQI
3rd Aug 2025213 AMAQI
3rd Aug 2025224 AMAQI
17°C11/23°C
3rd Aug 2025225 AMAQI
3rd Aug 2025226 AMAQI
3rd Aug 2025227 AMAQI
3rd Aug 2025228 AMAQI
3rd Aug 2025219 AMAQI
3rd Aug 20252110 AMAQI
3rd Aug 20251911 AMAQI
3rd Aug 20252212 PMAQI
3rd Aug 2025231 PMAQI
3rd Aug 2025202 PMAQI
3rd Aug 2025213 PMAQI
3rd Aug 2025284 PMAQI
3rd Aug 2025285 PMAQI
3rd Aug 2025206 PMAQI
3rd Aug 2025187 PMAQI
3rd Aug 2025218 PMAQI
3rd Aug 2025239 PMAQI
3rd Aug 20252110 PMAQI
3rd Aug 20252211 PMAQI
4th Aug 20252512 AMAQI
4th Aug 2025231 AMAQI
4th Aug 2025222 AMAQI
4th Aug 2025253 AMAQI
4th Aug 2025234 AMAQI
--°C/°C
4th Aug 2025245 AMAQI
5 AM4th Aug 2025236 AMAQI
4th Aug 2025237 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
23AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
23AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 23), while the lowest AQI was between 5 AM to 8 PM (Avg. 23).
Night time
Avg. Highest Time
12 AM - 4 AM
27AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 PM - 11 PM
25AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 27), while the lowest AQI was between 9 PM to 11 PM (Avg. 25).
2025 Days Vs Air Quality
Sydney, Nova Scotia, Canada
2025
99%
128
0.7%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
128 DaysModerate
1 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2025, 99% of 215 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
Sydney, Nova Scotia, 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
16AQI
16AQI
2nd March 2025
18AQI
18AQI
3rd March 2025
18AQI
18AQI
4th March 2025
19AQI
19AQI
5th March 2025
18AQI
18AQI
1st April 2025
16AQI
16AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
21AQI
21AQI
4th April 2025
18AQI
18AQI
5th April 2025
18AQI
18AQI
6th April 2025
15AQI
15AQI
7th April 2025
15AQI
15AQI
8th April 2025
17AQI
17AQI
9th April 2025
17AQI
17AQI
10th April 2025
17AQI
17AQI
11th April 2025
16AQI
16AQI
12th April 2025
23AQI
23AQI
13th April 2025
20AQI
20AQI
14th April 2025
19AQI
19AQI
15th April 2025
14AQI
14AQI
16th April 2025
15AQI
15AQI
17th April 2025
17AQI
17AQI
18th April 2025
15AQI
15AQI
19th April 2025
17AQI
17AQI
20th April 2025
30AQI
30AQI
21st April 2025
22AQI
22AQI
22nd April 2025
17AQI
17AQI
23rd April 2025
14AQI
14AQI
24th April 2025
15AQI
15AQI
25th April 2025
19AQI
19AQI
26th April 2025
18AQI
18AQI
27th April 2025
13AQI
13AQI
28th April 2025
16AQI
16AQI
29th April 2025
29AQI
29AQI
30th April 2025
27AQI
27AQI
1st May 2025
18AQI
18AQI
2nd May 2025
21AQI
21AQI
3rd May 2025
19AQI
19AQI
4th May 2025
22AQI
22AQI
5th May 2025
15AQI
15AQI
6th May 2025
20AQI
20AQI
7th May 2025
21AQI
21AQI
8th May 2025
15AQI
15AQI
9th May 2025
19AQI
19AQI
10th May 2025
14AQI
14AQI
11th May 2025
13AQI
13AQI
12th May 2025
17AQI
17AQI
13th May 2025
18AQI
18AQI
14th May 2025
21AQI
21AQI
15th May 2025
30AQI
30AQI
16th May 2025
27AQI
27AQI
17th May 2025
31AQI
31AQI
18th May 2025
20AQI
20AQI
19th May 2025
14AQI
14AQI
20th May 2025
16AQI
16AQI
21st May 2025
17AQI
17AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
16AQI
16AQI
24th May 2025
13AQI
13AQI
25th May 2025
17AQI
17AQI
26th May 2025
19AQI
19AQI
27th May 2025
20AQI
20AQI
28th May 2025
25AQI
25AQI
29th May 2025
30AQI
30AQI
30th May 2025
17AQI
17AQI
31st May 2025
17AQI
17AQI
1st June 2025
23AQI
23AQI
2nd June 2025
22AQI
22AQI
3rd June 2025
20AQI
20AQI
4th June 2025
19AQI
19AQI
5th June 2025
19AQI
19AQI
6th June 2025
21AQI
21AQI
7th June 2025
33AQI
33AQI
8th June 2025
29AQI
29AQI
9th June 2025
36AQI
36AQI
10th June 2025
29AQI
29AQI
11th June 2025
25AQI
25AQI
12th June 2025
46AQI
46AQI
13th June 2025
37AQI
37AQI
14th June 2025
20AQI
20AQI
15th June 2025
20AQI
20AQI
16th June 2025
22AQI
22AQI
17th June 2025
24AQI
24AQI
18th June 2025
18AQI
18AQI
19th June 2025
17AQI
17AQI
20th June 2025
17AQI
17AQI
21st June 2025
16AQI
16AQI
22nd June 2025
14AQI
14AQI
23rd June 2025
24AQI
24AQI
24th June 2025
27AQI
27AQI
25th June 2025
41AQI
41AQI
26th June 2025
21AQI
21AQI
27th June 2025
16AQI
16AQI
28th June 2025
18AQI
18AQI
29th June 2025
18AQI
18AQI
30th June 2025
17AQI
17AQI
1st July 2025
21AQI
21AQI
2nd July 2025
19AQI
19AQI
3rd July 2025
24AQI
24AQI
4th July 2025
21AQI
21AQI
5th July 2025
27AQI
27AQI
6th July 2025
21AQI
21AQI
7th July 2025
36AQI
36AQI
8th July 2025
29AQI
29AQI
9th July 2025
21AQI
21AQI
10th July 2025
26AQI
26AQI
11th July 2025
29AQI
29AQI
12th July 2025
21AQI
21AQI
13th July 2025
25AQI
25AQI
14th July 2025
23AQI
23AQI
15th July 2025
19AQI
19AQI
16th July 2025
38AQI
38AQI
17th July 2025
38AQI
38AQI
18th July 2025
19AQI
19AQI
19th July 2025
21AQI
21AQI
20th July 2025
21AQI
21AQI
21st July 2025
20AQI
20AQI
22nd July 2025
20AQI
20AQI
23rd July 2025
18AQI
18AQI
24th July 2025
24AQI
24AQI
25th July 2025
26AQI
26AQI
26th July 2025
29AQI
29AQI
27th July 2025
25AQI
25AQI
28th July 2025
47AQI
47AQI
29th July 2025
48AQI
48AQI
30th July 2025
47AQI
47AQI
31st July 2025
51AQI
51AQI
1st August 2025
26AQI
26AQI
2nd August 2025
18AQI
18AQI
18AQI
18AQI
19AQI
24AQI
28AQI
22AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202522AQI
5
30
31
30
30
1
2
128
1
Highest AQI recorded in
July28AQI
Lowest AQI recorded in
March18AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
22AQILeast Polluted Year Recorded
2025(Avg.)
22AQISydney's annual 2025 AQI (22) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
