Country Background

Spencer Gulf Whyalla, Whyalla, South Australia, Australia 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+

October Air Quality Analysis

Spencer Gulf Whyalla, Whyalla, South Australia, Australia

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
11th Oct 2022
60AQI
Lowest AQI recorded on
25th Oct 2022
6AQI


Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 16 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025

Spencer Gulf Whyalla, Whyalla, South Australia, Australia

AQI
Day
Night
.

6 AM3rd Oct 2025

6 PM

5 AM4th Oct 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
12PM3rd Oct

35AQI

Avg. Lowest Time
9PM3rd Oct

13AQI

In the last 24 hours,

Spencer Gulf Whyalla's AQI reached its highest point of 35 at 12 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 3rd Oct and 4th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Spencer Gulf Whyalla, Whyalla, South Australia, Australia

SepOct
04th - 05th05th - 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 - 01st01st - 02nd02nd - 03rd03rd - 04th04th
Day
Night
4th Sep 2025226 AMAQI
4th Sep 2025237 AMAQI
4th Sep 2025248 AMAQI
4th Sep 2025249 AMAQI
4th Sep 20252210 AMAQI
4th Sep 20255611 AMAQI
4th Sep 20255312 PMAQI
4th Sep 2025411 PMAQI
4th Sep 2025222 PMAQI
4th Sep 2025163 PMAQI
4th Sep 2025254 PMAQI
4th Sep 2025175 PMAQI
4th Sep 2025276 PMAQI
4th Sep 2025207 PMAQI
4th Sep 2025228 PMAQI
4th Sep 2025229 PMAQI
4th Sep 20252210 PMAQI
4th Sep 20252211 PMAQI
5th Sep 20252212 AMAQI
5th Sep 2025221 AMAQI
5th Sep 2025222 AMAQI
5th Sep 2025203 AMAQI
5th Sep 2025214 AMAQI
5th Sep 2025225 AMAQI

13°C10/16°C

5th Sep 2025206 AMAQI
5th Sep 2025207 AMAQI
5th Sep 2025208 AMAQI
5th Sep 2025229 AMAQI
5th Sep 20251810 AMAQI
5th Sep 20252111 AMAQI
5th Sep 20251812 PMAQI
5th Sep 2025261 PMAQI
5th Sep 2025332 PMAQI
5th Sep 2025223 PMAQI
5th Sep 2025194 PMAQI
5th Sep 2025245 PMAQI
5th Sep 2025226 PMAQI
5th Sep 2025227 PMAQI
5th Sep 2025188 PMAQI
5th Sep 2025309 PMAQI
5th Sep 20252710 PMAQI
5th Sep 20252011 PMAQI
6th Sep 20252012 AMAQI
6th Sep 2025231 AMAQI
6th Sep 2025252 AMAQI
6th Sep 2025253 AMAQI
6th Sep 2025224 AMAQI
6th Sep 2025265 AMAQI

16°C11/22°C

6th Sep 2025246 AMAQI
6th Sep 2025247 AMAQI
6th Sep 2025238 AMAQI
6th Sep 2025229 AMAQI
6th Sep 20251810 AMAQI
6th Sep 20252011 AMAQI
6th Sep 20252412 PMAQI
6th Sep 2025211 PMAQI
6th Sep 2025202 PMAQI
6th Sep 2025163 PMAQI
6th Sep 2025194 PMAQI
6th Sep 2025205 PMAQI
6th Sep 2025196 PMAQI
6th Sep 2025177 PMAQI
6th Sep 2025178 PMAQI
6th Sep 2025209 PMAQI
6th Sep 20252410 PMAQI
6th Sep 20252411 PMAQI
7th Sep 20252512 AMAQI
7th Sep 2025251 AMAQI
7th Sep 2025232 AMAQI
7th Sep 2025193 AMAQI
7th Sep 2025254 AMAQI
7th Sep 2025205 AMAQI

23°C16/31°C

7th Sep 2025186 AMAQI
7th Sep 2025207 AMAQI
7th Sep 2025208 AMAQI
7th Sep 2025199 AMAQI
7th Sep 20252610 AMAQI
7th Sep 20252411 AMAQI
7th Sep 20252512 PMAQI
7th Sep 2025251 PMAQI
7th Sep 2025242 PMAQI
7th Sep 2025403 PMAQI
7th Sep 2025424 PMAQI
7th Sep 2025355 PMAQI
7th Sep 2025286 PMAQI
7th Sep 2025287 PMAQI
7th Sep 2025308 PMAQI
7th Sep 2025249 PMAQI
7th Sep 20252510 PMAQI
7th Sep 20252311 PMAQI
8th Sep 20252012 AMAQI
8th Sep 2025251 AMAQI
8th Sep 2025262 AMAQI
8th Sep 2025233 AMAQI
8th Sep 2025234 AMAQI
8th Sep 2025225 AMAQI

20°C14/25°C

8th Sep 2025226 AMAQI
8th Sep 2025227 AMAQI
8th Sep 2025238 AMAQI
8th Sep 2025229 AMAQI
8th Sep 20253210 AMAQI
8th Sep 20252711 AMAQI
8th Sep 20252212 PMAQI
8th Sep 2025231 PMAQI
8th Sep 2025252 PMAQI
8th Sep 2025363 PMAQI
8th Sep 2025234 PMAQI
8th Sep 2025235 PMAQI
8th Sep 2025206 PMAQI
8th Sep 2025197 PMAQI
8th Sep 2025228 PMAQI
8th Sep 2025189 PMAQI
8th Sep 20252010 PMAQI
8th Sep 20251711 PMAQI
9th Sep 20252412 AMAQI
9th Sep 2025241 AMAQI
9th Sep 2025242 AMAQI
9th Sep 2025223 AMAQI
9th Sep 2025264 AMAQI
9th Sep 2025255 AMAQI

16°C11/23°C

9th Sep 2025246 AMAQI
9th Sep 2025207 AMAQI
9th Sep 2025238 AMAQI
9th Sep 2025229 AMAQI
9th Sep 20252810 AMAQI
9th Sep 20252811 AMAQI
9th Sep 20252012 PMAQI
9th Sep 2025201 PMAQI
9th Sep 2025182 PMAQI
9th Sep 2025233 PMAQI
9th Sep 2025214 PMAQI
9th Sep 2025175 PMAQI
9th Sep 2025146 PMAQI
9th Sep 2025167 PMAQI
9th Sep 2025178 PMAQI
9th Sep 2025229 PMAQI
9th Sep 20252410 PMAQI
9th Sep 20252811 PMAQI
10th Sep 20252512 AMAQI
10th Sep 2025361 AMAQI
10th Sep 2025262 AMAQI
10th Sep 2025243 AMAQI
10th Sep 2025224 AMAQI
10th Sep 2025265 AMAQI

14°C10/19°C

10th Sep 2025226 AMAQI
10th Sep 2025247 AMAQI
10th Sep 2025238 AMAQI
10th Sep 2025239 AMAQI
10th Sep 20252210 AMAQI
10th Sep 20251611 AMAQI
10th Sep 20251812 PMAQI
10th Sep 2025271 PMAQI
10th Sep 2025182 PMAQI
10th Sep 2025193 PMAQI
10th Sep 2025184 PMAQI
10th Sep 2025145 PMAQI
10th Sep 2025186 PMAQI
10th Sep 2025207 PMAQI
10th Sep 2025188 PMAQI
10th Sep 2025219 PMAQI
10th Sep 20252310 PMAQI
10th Sep 20251811 PMAQI
11th Sep 20251812 AMAQI
11th Sep 2025231 AMAQI
11th Sep 2025282 AMAQI
11th Sep 2025233 AMAQI
11th Sep 2025244 AMAQI
11th Sep 2025245 AMAQI

12°C8/15°C

11th Sep 2025246 AMAQI
11th Sep 2025247 AMAQI
11th Sep 2025248 AMAQI
11th Sep 2025249 AMAQI
11th Sep 20253410 AMAQI
11th Sep 20252211 AMAQI
11th Sep 20253412 PMAQI
11th Sep 2025281 PMAQI
11th Sep 2025352 PMAQI
11th Sep 2025243 PMAQI
11th Sep 2025284 PMAQI
11th Sep 2025255 PMAQI
11th Sep 2025296 PMAQI
11th Sep 2025267 PMAQI
11th Sep 2025278 PMAQI
11th Sep 2025199 PMAQI
11th Sep 20251810 PMAQI
11th Sep 20251911 PMAQI
12th Sep 20252212 AMAQI
12th Sep 2025201 AMAQI
12th Sep 2025202 AMAQI
12th Sep 2025213 AMAQI
12th Sep 2025224 AMAQI
12th Sep 2025235 AMAQI

12°C9/16°C

12th Sep 2025256 AMAQI
12th Sep 2025237 AMAQI
12th Sep 2025248 AMAQI
12th Sep 2025299 AMAQI
12th Sep 20252410 AMAQI
12th Sep 20252511 AMAQI
12th Sep 20252012 PMAQI
12th Sep 2025231 PMAQI
12th Sep 2025192 PMAQI
12th Sep 2025193 PMAQI
12th Sep 2025194 PMAQI
12th Sep 2025175 PMAQI
12th Sep 2025186 PMAQI
12th Sep 2025237 PMAQI
12th Sep 2025208 PMAQI
12th Sep 2025249 PMAQI
12th Sep 20252610 PMAQI
12th Sep 20252811 PMAQI
13th Sep 20252412 AMAQI
13th Sep 2025261 AMAQI
13th Sep 2025212 AMAQI
13th Sep 2025263 AMAQI
13th Sep 2025224 AMAQI
13th Sep 2025245 AMAQI

13°C10/16°C

13th Sep 2025246 AMAQI
13th Sep 2025227 AMAQI
13th Sep 2025248 AMAQI
13th Sep 2025249 AMAQI
13th Sep 20252410 AMAQI
13th Sep 20252211 AMAQI
13th Sep 20251912 PMAQI
13th Sep 2025241 PMAQI
13th Sep 2025172 PMAQI
13th Sep 2025163 PMAQI
13th Sep 2025174 PMAQI
13th Sep 2025165 PMAQI
13th Sep 2025186 PMAQI
13th Sep 2025187 PMAQI
13th Sep 2025208 PMAQI
13th Sep 2025209 PMAQI
13th Sep 20252610 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20253012 AMAQI
14th Sep 2025251 AMAQI
14th Sep 2025242 AMAQI
14th Sep 2025213 AMAQI
14th Sep 2025224 AMAQI
14th Sep 2025225 AMAQI

15°C9/20°C

14th Sep 2025216 AMAQI
14th Sep 2025237 AMAQI
14th Sep 2025228 AMAQI
14th Sep 2025229 AMAQI
14th Sep 20252310 AMAQI
14th Sep 20252011 AMAQI
14th Sep 20252012 PMAQI
14th Sep 2025211 PMAQI
14th Sep 2025162 PMAQI
14th Sep 2025193 PMAQI
14th Sep 2025274 PMAQI
14th Sep 2025155 PMAQI
14th Sep 2025226 PMAQI
14th Sep 2025247 PMAQI
14th Sep 2025208 PMAQI
14th Sep 2025199 PMAQI
14th Sep 20253010 PMAQI
14th Sep 20252911 PMAQI
15th Sep 20253612 AMAQI
15th Sep 2025261 AMAQI
15th Sep 2025252 AMAQI
15th Sep 2025253 AMAQI
15th Sep 2025244 AMAQI
15th Sep 2025265 AMAQI

18°C11/24°C

15th Sep 2025256 AMAQI
15th Sep 2025267 AMAQI
15th Sep 2025248 AMAQI
15th Sep 2025269 AMAQI
15th Sep 20252010 AMAQI
15th Sep 20252011 AMAQI
15th Sep 20252912 PMAQI
15th Sep 2025261 PMAQI
15th Sep 2025252 PMAQI
15th Sep 2025353 PMAQI
15th Sep 2025364 PMAQI
15th Sep 2025265 PMAQI
15th Sep 2025206 PMAQI
15th Sep 2025207 PMAQI
15th Sep 2025178 PMAQI
15th Sep 2025209 PMAQI
15th Sep 20251910 PMAQI
15th Sep 20251911 PMAQI
16th Sep 20252212 AMAQI
16th Sep 2025221 AMAQI
16th Sep 2025222 AMAQI
16th Sep 2025233 AMAQI
16th Sep 2025234 AMAQI
16th Sep 2025225 AMAQI

21°C14/29°C

16th Sep 2025236 AMAQI
16th Sep 2025237 AMAQI
16th Sep 2025238 AMAQI
16th Sep 2025249 AMAQI
16th Sep 20252810 AMAQI
16th Sep 20253711 AMAQI
16th Sep 20252612 PMAQI
16th Sep 2025391 PMAQI
16th Sep 2025332 PMAQI
16th Sep 2025293 PMAQI
16th Sep 2025244 PMAQI
16th Sep 2025325 PMAQI
16th Sep 2025226 PMAQI
16th Sep 2025417 PMAQI
16th Sep 2025408 PMAQI
16th Sep 2025269 PMAQI
16th Sep 20253010 PMAQI
16th Sep 20253011 PMAQI
17th Sep 20252212 AMAQI
17th Sep 2025231 AMAQI
17th Sep 2025232 AMAQI
17th Sep 2025223 AMAQI
17th Sep 2025214 AMAQI
17th Sep 2025225 AMAQI

16°C11/21°C

17th Sep 2025226 AMAQI
17th Sep 2025227 AMAQI
17th Sep 2025228 AMAQI
17th Sep 2025229 AMAQI
17th Sep 20252110 AMAQI
17th Sep 20252411 AMAQI
17th Sep 20252812 PMAQI
17th Sep 2025301 PMAQI
17th Sep 2025242 PMAQI
17th Sep 2025223 PMAQI
17th Sep 2025244 PMAQI
17th Sep 2025345 PMAQI
17th Sep 2025296 PMAQI
17th Sep 2025207 PMAQI
17th Sep 2025428 PMAQI
17th Sep 2025219 PMAQI
17th Sep 20252310 PMAQI
17th Sep 20252811 PMAQI
18th Sep 20252212 AMAQI
18th Sep 2025261 AMAQI
18th Sep 2025362 AMAQI
18th Sep 2025223 AMAQI
18th Sep 2025204 AMAQI
18th Sep 2025215 AMAQI

14°C9/19°C

18th Sep 2025216 AMAQI
18th Sep 2025217 AMAQI
18th Sep 2025208 AMAQI
18th Sep 2025229 AMAQI
18th Sep 20252810 AMAQI
18th Sep 20252311 AMAQI
18th Sep 20252312 PMAQI
18th Sep 2025221 PMAQI
18th Sep 2025252 PMAQI
18th Sep 2025263 PMAQI
18th Sep 2025224 PMAQI
18th Sep 2025205 PMAQI
18th Sep 2025176 PMAQI
18th Sep 2025137 PMAQI
18th Sep 2025148 PMAQI
18th Sep 2025199 PMAQI
18th Sep 20252510 PMAQI
18th Sep 20252311 PMAQI
19th Sep 20252312 AMAQI
19th Sep 2025221 AMAQI
19th Sep 2025212 AMAQI
19th Sep 2025223 AMAQI
19th Sep 2025234 AMAQI
19th Sep 2025245 AMAQI

19°C12/27°C

19th Sep 2025236 AMAQI
19th Sep 2025227 AMAQI
19th Sep 2025228 AMAQI
19th Sep 2025239 AMAQI
19th Sep 20252010 AMAQI
19th Sep 20252511 AMAQI
19th Sep 20252512 PMAQI
19th Sep 2025201 PMAQI
19th Sep 2025162 PMAQI
19th Sep 2025203 PMAQI
19th Sep 2025134 PMAQI
19th Sep 2025195 PMAQI
19th Sep 2025146 PMAQI
19th Sep 2025147 PMAQI
19th Sep 2025158 PMAQI
19th Sep 2025189 PMAQI
19th Sep 20252210 PMAQI
19th Sep 20252211 PMAQI
20th Sep 20252012 AMAQI
20th Sep 2025211 AMAQI
20th Sep 2025212 AMAQI
20th Sep 2025233 AMAQI
20th Sep 2025234 AMAQI
20th Sep 2025235 AMAQI

17°C13/22°C

20th Sep 2025236 AMAQI
20th Sep 2025237 AMAQI
20th Sep 2025238 AMAQI
20th Sep 2025239 AMAQI
20th Sep 20252010 AMAQI
20th Sep 20252011 AMAQI
20th Sep 20251912 PMAQI
20th Sep 2025191 PMAQI
20th Sep 2025162 PMAQI
20th Sep 2025183 PMAQI
20th Sep 2025224 PMAQI
20th Sep 2025135 PMAQI
20th Sep 2025166 PMAQI
20th Sep 2025257 PMAQI
20th Sep 2025228 PMAQI
20th Sep 2025169 PMAQI
20th Sep 20252210 PMAQI
20th Sep 20252211 PMAQI
21st Sep 20252212 AMAQI
21st Sep 2025181 AMAQI
21st Sep 2025222 AMAQI
21st Sep 2025203 AMAQI
21st Sep 2025224 AMAQI
21st Sep 2025235 AMAQI

14°C10/17°C

21st Sep 2025236 AMAQI
21st Sep 2025237 AMAQI
21st Sep 2025248 AMAQI
21st Sep 2025249 AMAQI
21st Sep 20251910 AMAQI
21st Sep 20251711 AMAQI
21st Sep 20251212 PMAQI
21st Sep 2025141 PMAQI
21st Sep 2025142 PMAQI
21st Sep 2025153 PMAQI
21st Sep 2025144 PMAQI
21st Sep 2025145 PMAQI
21st Sep 2025146 PMAQI
21st Sep 2025147 PMAQI
21st Sep 2025168 PMAQI
21st Sep 2025169 PMAQI
21st Sep 20252010 PMAQI
21st Sep 20251811 PMAQI
22nd Sep 20252212 AMAQI
22nd Sep 2025221 AMAQI
22nd Sep 2025202 AMAQI
22nd Sep 2025203 AMAQI
22nd Sep 2025224 AMAQI
22nd Sep 2025205 AMAQI

14°C10/18°C

22nd Sep 2025206 AMAQI
22nd Sep 2025207 AMAQI
22nd Sep 2025208 AMAQI
22nd Sep 2025209 AMAQI
22nd Sep 20251710 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252212 PMAQI
22nd Sep 2025141 PMAQI
22nd Sep 2025152 PMAQI
22nd Sep 2025243 PMAQI
22nd Sep 2025154 PMAQI
22nd Sep 2025155 PMAQI
22nd Sep 2025146 PMAQI
22nd Sep 2025207 PMAQI
22nd Sep 2025198 PMAQI
22nd Sep 2025289 PMAQI
22nd Sep 20252510 PMAQI
22nd Sep 20252611 PMAQI
23rd Sep 20252412 AMAQI
23rd Sep 2025251 AMAQI
23rd Sep 2025212 AMAQI
23rd Sep 2025183 AMAQI
23rd Sep 2025194 AMAQI
23rd Sep 2025215 AMAQI

13°C11/16°C

23rd Sep 2025236 AMAQI
23rd Sep 2025247 AMAQI
23rd Sep 2025248 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252410 AMAQI
23rd Sep 20253411 AMAQI
23rd Sep 20252712 PMAQI
23rd Sep 2025261 PMAQI
23rd Sep 2025252 PMAQI
23rd Sep 2025213 PMAQI
23rd Sep 2025214 PMAQI
23rd Sep 2025205 PMAQI
23rd Sep 2025166 PMAQI
23rd Sep 2025177 PMAQI
23rd Sep 2025178 PMAQI
23rd Sep 2025219 PMAQI
23rd Sep 20252610 PMAQI
23rd Sep 20252311 PMAQI
24th Sep 20252412 AMAQI
24th Sep 2025261 AMAQI
24th Sep 2025202 AMAQI
24th Sep 2025213 AMAQI
24th Sep 2025234 AMAQI
24th Sep 2025235 AMAQI

13°C10/16°C

24th Sep 2025246 AMAQI
24th Sep 2025247 AMAQI
24th Sep 2025248 AMAQI
24th Sep 2025259 AMAQI
24th Sep 20252210 AMAQI
24th Sep 20252611 AMAQI
24th Sep 20252012 PMAQI
24th Sep 2025191 PMAQI
24th Sep 2025202 PMAQI
24th Sep 2025193 PMAQI
24th Sep 2025214 PMAQI
24th Sep 2025205 PMAQI
24th Sep 2025226 PMAQI
24th Sep 2025287 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025369 PMAQI
24th Sep 20253610 PMAQI
24th Sep 20253611 PMAQI
25th Sep 20253212 AMAQI
25th Sep 2025301 AMAQI
25th Sep 2025222 AMAQI
25th Sep 2025223 AMAQI
25th Sep 2025244 AMAQI
25th Sep 2025235 AMAQI

14°C12/18°C

25th Sep 2025226 AMAQI
25th Sep 2025227 AMAQI
25th Sep 2025228 AMAQI
25th Sep 2025229 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20252111 AMAQI
25th Sep 20252012 PMAQI
25th Sep 2025191 PMAQI
25th Sep 2025182 PMAQI
25th Sep 2025203 PMAQI
25th Sep 2025224 PMAQI
25th Sep 2025225 PMAQI
25th Sep 2025216 PMAQI
25th Sep 2025227 PMAQI
25th Sep 2025218 PMAQI
25th Sep 2025239 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252011 PMAQI
26th Sep 20251912 AMAQI
26th Sep 2025181 AMAQI
26th Sep 2025202 AMAQI
26th Sep 2025223 AMAQI
26th Sep 2025224 AMAQI
26th Sep 2025215 AMAQI

17°C11/25°C

26th Sep 2025186 AMAQI
26th Sep 2025227 AMAQI
26th Sep 2025198 AMAQI
26th Sep 2025189 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20251811 AMAQI
26th Sep 20252112 PMAQI
26th Sep 2025221 PMAQI
26th Sep 2025202 PMAQI
26th Sep 2025203 PMAQI
26th Sep 2025224 PMAQI
26th Sep 2025195 PMAQI
26th Sep 2025196 PMAQI
26th Sep 2025227 PMAQI
26th Sep 2025228 PMAQI
26th Sep 2025229 PMAQI
26th Sep 20252110 PMAQI
26th Sep 20252211 PMAQI
27th Sep 20251412 AMAQI
27th Sep 2025111 AMAQI
27th Sep 2025112 AMAQI
27th Sep 2025113 AMAQI
27th Sep 2025114 AMAQI
27th Sep 2025125 AMAQI

19°C14/28°C

27th Sep 2025126 AMAQI
27th Sep 2025127 AMAQI
27th Sep 2025118 AMAQI
27th Sep 2025139 AMAQI
27th Sep 20251410 AMAQI
27th Sep 20251411 AMAQI
27th Sep 20251612 PMAQI
27th Sep 2025141 PMAQI
27th Sep 2025132 PMAQI
27th Sep 2025113 PMAQI
27th Sep 2025104 PMAQI
27th Sep 2025115 PMAQI
27th Sep 202596 PMAQI
27th Sep 2025117 PMAQI
27th Sep 2025118 PMAQI
27th Sep 202599 PMAQI
27th Sep 20251110 PMAQI
27th Sep 20251111 PMAQI
28th Sep 20251012 AMAQI
28th Sep 202581 AMAQI
28th Sep 202592 AMAQI
28th Sep 202583 AMAQI
28th Sep 2025104 AMAQI
28th Sep 2025105 AMAQI

15°C13/18°C

28th Sep 2025106 AMAQI
28th Sep 202597 AMAQI
28th Sep 202598 AMAQI
28th Sep 202579 AMAQI
28th Sep 20251010 AMAQI
28th Sep 2025811 AMAQI
28th Sep 20251012 PMAQI
28th Sep 2025101 PMAQI
28th Sep 202582 PMAQI
28th Sep 202583 PMAQI
28th Sep 202564 PMAQI
28th Sep 202565 PMAQI
28th Sep 202566 PMAQI
28th Sep 202577 PMAQI
28th Sep 202588 PMAQI
28th Sep 202599 PMAQI
28th Sep 2025610 PMAQI
28th Sep 2025811 PMAQI
29th Sep 2025612 AMAQI
29th Sep 202561 AMAQI
29th Sep 2025102 AMAQI
29th Sep 202593 AMAQI
29th Sep 2025114 AMAQI
29th Sep 2025115 AMAQI

16°C11/21°C

29th Sep 2025116 AMAQI
29th Sep 2025117 AMAQI
29th Sep 2025118 AMAQI
29th Sep 2025119 AMAQI
29th Sep 20251110 AMAQI
29th Sep 20251411 AMAQI
29th Sep 20252212 PMAQI
29th Sep 2025221 PMAQI
29th Sep 2025222 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025204 PMAQI
29th Sep 2025185 PMAQI
29th Sep 2025206 PMAQI
29th Sep 2025157 PMAQI
29th Sep 2025118 PMAQI
29th Sep 2025119 PMAQI
29th Sep 20251110 PMAQI
29th Sep 20251211 PMAQI
30th Sep 20251812 AMAQI
30th Sep 2025211 AMAQI
30th Sep 2025202 AMAQI
30th Sep 2025213 AMAQI
30th Sep 2025204 AMAQI
30th Sep 2025175 AMAQI

21°C15/31°C

30th Sep 2025156 AMAQI
30th Sep 2025127 AMAQI
30th Sep 2025168 AMAQI
30th Sep 2025149 AMAQI
30th Sep 20251510 AMAQI
30th Sep 20251711 AMAQI
30th Sep 20251512 PMAQI
30th Sep 2025101 PMAQI
30th Sep 2025112 PMAQI
30th Sep 2025113 PMAQI
30th Sep 2025114 PMAQI
30th Sep 2025105 PMAQI
30th Sep 2025106 PMAQI
30th Sep 2025117 PMAQI
30th Sep 2025108 PMAQI
30th Sep 2025109 PMAQI
30th Sep 20251010 PMAQI
30th Sep 20251011 PMAQI
1st Oct 20251012 AMAQI
1st Oct 2025101 AMAQI
1st Oct 2025102 AMAQI
1st Oct 2025103 AMAQI
1st Oct 2025104 AMAQI
1st Oct 2025105 AMAQI

16°C11/21°C

1st Oct 2025116 AMAQI
1st Oct 2025117 AMAQI
1st Oct 2025128 AMAQI
1st Oct 2025149 AMAQI
1st Oct 20251510 AMAQI
1st Oct 20251811 AMAQI
1st Oct 20251312 PMAQI
1st Oct 2025161 PMAQI
1st Oct 2025152 PMAQI
1st Oct 2025113 PMAQI
1st Oct 2025134 PMAQI
1st Oct 2025165 PMAQI
1st Oct 2025146 PMAQI
1st Oct 2025167 PMAQI
1st Oct 2025228 PMAQI
1st Oct 2025189 PMAQI
1st Oct 2025210 PMAQI
1st Oct 2025911 PMAQI
2nd Oct 20251712 AMAQI
2nd Oct 2025161 AMAQI
2nd Oct 2025432 AMAQI
2nd Oct 2025143 AMAQI
2nd Oct 2025164 AMAQI
2nd Oct 2025155 AMAQI

15°C9/21°C

2nd Oct 2025146 AMAQI
2nd Oct 2025167 AMAQI
2nd Oct 2025168 AMAQI
2nd Oct 2025189 AMAQI
2nd Oct 20252210 AMAQI
2nd Oct 20252111 AMAQI
2nd Oct 20251912 PMAQI
2nd Oct 2025191 PMAQI
2nd Oct 2025252 PMAQI
2nd Oct 2025223 PMAQI
2nd Oct 2025224 PMAQI
2nd Oct 2025185 PMAQI
2nd Oct 2025176 PMAQI
2nd Oct 2025157 PMAQI
2nd Oct 2025158 PMAQI
2nd Oct 2025159 PMAQI
2nd Oct 20251710 PMAQI
2nd Oct 20251711 PMAQI
3rd Oct 20251612 AMAQI
3rd Oct 2025151 AMAQI
3rd Oct 2025152 AMAQI
3rd Oct 2025143 AMAQI
3rd Oct 2025154 AMAQI
3rd Oct 2025155 AMAQI

14°C11/18°C

3rd Oct 2025166 AMAQI
3rd Oct 2025177 AMAQI
3rd Oct 2025178 AMAQI
3rd Oct 2025189 AMAQI
3rd Oct 20251710 AMAQI
3rd Oct 20251711 AMAQI
3rd Oct 20253512 PMAQI
3rd Oct 2025321 PMAQI
3rd Oct 2025162 PMAQI
3rd Oct 2025153 PMAQI
3rd Oct 2025144 PMAQI
3rd Oct 2025155 PMAQI
3rd Oct 2025146 PMAQI
3rd Oct 2025137 PMAQI
3rd Oct 2025178 PMAQI
3rd Oct 2025139 PMAQI
3rd Oct 20251510 PMAQI
3rd Oct 20251811 PMAQI
4th Oct 20252912 AMAQI
4th Oct 2025241 AMAQI
4th Oct 2025262 AMAQI
4th Oct 2025303 AMAQI

--°C/°C

6 AM
12 PM
6 PM
12 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
11 AM - 12 PM

23AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM

18AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 12 PM (Avg. 23), while the lowest AQI was between 6 PM to 6 PM (Avg. 18).
Night time
Avg. Highest Time
2 AM

22AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM

19AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 22), while the lowest AQI was between 7 PM to 7 PM (Avg. 19).

2025 Days Vs Air Quality

Spencer Gulf Whyalla, Whyalla, South Australia, Australia

2025

97%

269

3%

7

Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)

Good
269 Days
Moderate
7 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 97%

Health Risk Level:

Very Low

In 2025, 97% of 276 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

Spencer Gulf Whyalla, Whyalla, South Australia, Australia

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
26AQI
2nd January 2025
26AQI
3rd January 2025
27AQI
4th January 2025
30AQI
5th January 2025
29AQI
6th January 2025
27AQI
7th January 2025
30AQI
8th January 2025
25AQI
9th January 2025
25AQI
10th January 2025
25AQI
11th January 2025
23AQI
12th January 2025
23AQI
13th January 2025
23AQI
14th January 2025
21AQI
15th January 2025
27AQI
16th January 2025
20AQI
17th January 2025
23AQI
18th January 2025
22AQI
19th January 2025
26AQI
20th January 2025
24AQI
21st January 2025
24AQI
22nd January 2025
23AQI
23rd January 2025
25AQI
24th January 2025
24AQI
25th January 2025
26AQI
26th January 2025
27AQI
27th January 2025
39AQI
28th January 2025
29AQI
29th January 2025
32AQI
30th January 2025
33AQI
31st January 2025
36AQI
1st February 2025
38AQI
2nd February 2025
44AQI
3rd February 2025
48AQI
4th February 2025
50AQI
5th February 2025
49AQI
6th February 2025
48AQI
7th February 2025
44AQI
8th February 2025
42AQI
9th February 2025
42AQI
10th February 2025
40AQI
11th February 2025
44AQI
12th February 2025
61AQI
13th February 2025
53AQI
14th February 2025
38AQI
15th February 2025
44AQI
16th February 2025
36AQI
17th February 2025
35AQI
18th February 2025
31AQI
19th February 2025
30AQI
20th February 2025
29AQI
21st February 2025
30AQI
22nd February 2025
43AQI
23rd February 2025
32AQI
24th February 2025
30AQI
25th February 2025
28AQI
26th February 2025
27AQI
27th February 2025
25AQI
28th February 2025
25AQI
1st March 2025
23AQI
2nd March 2025
24AQI
3rd March 2025
27AQI
4th March 2025
24AQI
5th March 2025
37AQI
6th March 2025
27AQI
7th March 2025
35AQI
8th March 2025
39AQI
9th March 2025
32AQI
10th March 2025
37AQI
11th March 2025
29AQI
12th March 2025
28AQI
13th March 2025
28AQI
14th March 2025
28AQI
15th March 2025
36AQI
16th March 2025
34AQI
17th March 2025
36AQI
18th March 2025
31AQI
19th March 2025
31AQI
20th March 2025
27AQI
21st March 2025
26AQI
22nd March 2025
25AQI
23rd March 2025
26AQI
24th March 2025
27AQI
25th March 2025
28AQI
26th March 2025
29AQI
27th March 2025
29AQI
28th March 2025
30AQI
29th March 2025
32AQI
30th March 2025
31AQI
31st March 2025
32AQI
1st April 2025
32AQI
2nd April 2025
36AQI
3rd April 2025
30AQI
4th April 2025
29AQI
5th April 2025
27AQI
6th April 2025
27AQI
7th April 2025
24AQI
8th April 2025
24AQI
9th April 2025
24AQI
10th April 2025
24AQI
11th April 2025
22AQI
12th April 2025
26AQI
13th April 2025
26AQI
14th April 2025
27AQI
15th April 2025
31AQI
16th April 2025
33AQI
17th April 2025
28AQI
18th April 2025
31AQI
19th April 2025
29AQI
20th April 2025
25AQI
21st April 2025
19AQI
22nd April 2025
16AQI
23rd April 2025
17AQI
24th April 2025
21AQI
25th April 2025
27AQI
26th April 2025
21AQI
27th April 2025
24AQI
28th April 2025
22AQI
29th April 2025
22AQI
30th April 2025
21AQI
1st May 2025
22AQI
2nd May 2025
20AQI
3rd May 2025
33AQI
4th May 2025
39AQI
5th May 2025
26AQI
6th May 2025
32AQI
7th May 2025
26AQI
8th May 2025
27AQI
9th May 2025
30AQI
10th May 2025
27AQI
11th May 2025
25AQI
12th May 2025
24AQI
13th May 2025
26AQI
14th May 2025
24AQI
15th May 2025
25AQI
16th May 2025
26AQI
17th May 2025
24AQI
18th May 2025
21AQI
19th May 2025
21AQI
20th May 2025
22AQI
21st May 2025
20AQI
22nd May 2025
20AQI
23rd May 2025
23AQI
24th May 2025
23AQI
25th May 2025
25AQI
26th May 2025
46AQI
27th May 2025
27AQI
28th May 2025
33AQI
29th May 2025
27AQI
30th May 2025
28AQI
31st May 2025
27AQI
1st June 2025
30AQI
2nd June 2025
32AQI
3rd June 2025
27AQI
4th June 2025
30AQI
5th June 2025
31AQI
6th June 2025
25AQI
7th June 2025
24AQI
8th June 2025
20AQI
9th June 2025
21AQI
10th June 2025
21AQI
11th June 2025
22AQI
12th June 2025
21AQI
13th June 2025
26AQI
14th June 2025
25AQI
15th June 2025
26AQI
16th June 2025
24AQI
17th June 2025
24AQI
18th June 2025
26AQI
19th June 2025
30AQI
20th June 2025
31AQI
21st June 2025
42AQI
22nd June 2025
82AQI
23rd June 2025
65AQI
24th June 2025
54AQI
25th June 2025
57AQI
26th June 2025
44AQI
27th June 2025
43AQI
28th June 2025
39AQI
29th June 2025
33AQI
30th June 2025
31AQI
1st July 2025
30AQI
2nd July 2025
28AQI
3rd July 2025
31AQI
4th July 2025
60AQI
5th July 2025
43AQI
6th July 2025
37AQI
7th July 2025
33AQI
8th July 2025
32AQI
9th July 2025
34AQI
10th July 2025
30AQI
11th July 2025
27AQI
12th July 2025
28AQI
13th July 2025
26AQI
14th July 2025
25AQI
15th July 2025
31AQI
16th July 2025
32AQI
17th July 2025
27AQI
18th July 2025
29AQI
19th July 2025
27AQI
20th July 2025
27AQI
21st July 2025
28AQI
22nd July 2025
24AQI
23rd July 2025
22AQI
24th July 2025
22AQI
25th July 2025
23AQI
26th July 2025
25AQI
27th July 2025
21AQI
28th July 2025
23AQI
29th July 2025
21AQI
30th July 2025
25AQI
31st July 2025
23AQI
1st August 2025
23AQI
2nd August 2025
29AQI
3rd August 2025
28AQI
4th August 2025
28AQI
5th August 2025
29AQI
6th August 2025
27AQI
7th August 2025
31AQI
8th August 2025
34AQI
9th August 2025
29AQI
10th August 2025
31AQI
11th August 2025
29AQI
12th August 2025
28AQI
13th August 2025
27AQI
14th August 2025
26AQI
15th August 2025
24AQI
16th August 2025
24AQI
17th August 2025
21AQI
18th August 2025
21AQI
19th August 2025
23AQI
20th August 2025
20AQI
21st August 2025
19AQI
22nd August 2025
22AQI
23rd August 2025
22AQI
24th August 2025
29AQI
25th August 2025
27AQI
26th August 2025
24AQI
27th August 2025
23AQI
28th August 2025
24AQI
29th August 2025
23AQI
30th August 2025
23AQI
31st August 2025
24AQI
1st September 2025
28AQI
2nd September 2025
28AQI
3rd September 2025
25AQI
4th September 2025
24AQI
5th September 2025
22AQI
6th September 2025
22AQI
7th September 2025
25AQI
8th September 2025
23AQI
9th September 2025
22AQI
10th September 2025
22AQI
11th September 2025
25AQI
12th September 2025
22AQI
13th September 2025
22AQI
14th September 2025
22AQI
15th September 2025
24AQI
16th September 2025
28AQI
17th September 2025
25AQI
18th September 2025
22AQI
19th September 2025
20AQI
20th September 2025
21AQI
21st September 2025
18AQI
22nd September 2025
20AQI
23rd September 2025
22AQI
24th September 2025
26AQI
25th September 2025
22AQI
26th September 2025
21AQI
27th September 2025
13AQI
28th September 2025
9AQI
29th September 2025
13AQI
30th September 2025
15AQI
1st October 2025
12AQI
2nd October 2025
19AQI
3rd October 2025
16AQI
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
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

26AQI

39AQI

30AQI

26AQI

26AQI

34AQI

29AQI

26AQI

22AQI

16AQI


No. of days

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

202528AQI

31
26
2
31
30
31
26
4
30
1
31
30
3
269
7

Highest AQI recorded in

February

39AQI


Lowest AQI recorded in

October

16AQI


202422AQI

30
29
30
1
30
30
30
31
30
1
28
2
31
30
31
360
4

Highest AQI recorded in

December

29AQI


Lowest AQI recorded in

April

14AQI


202317AQI

26
27
1
29
29
1
31
25
31
31
28
2
30
28
29
344
4

Highest AQI recorded in

February

21AQI


Lowest AQI recorded in

May

11AQI


202219AQI

30
21
31
23
31
29
1
24
1
27
1
30
1
27
2
31
305
5

Highest AQI recorded in

March

23AQI


Lowest AQI recorded in

August

10AQI


202121AQI

29
28
30
26
1
29
2
30
31
31
28
1
28
3
29
1
30
1
349
9

Highest AQI recorded in

December

28AQI


Lowest AQI recorded in

June

16AQI


202020AQI

13
21
18
24
30
30
1
27
2
1
31
27
2
1
31
252
5
2

Highest AQI recorded in

November

30AQI


Lowest AQI recorded in

July

15AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
28AQI
Least Polluted Year Recorded
2023(Avg.)
17AQI


Spencer Gulf Whyalla's annual 2025 AQI (28) shows an average percentage change of 44.3% (worsened AQI) compared to previous years: 2020 (20), 2021 (21), 2022 (19), 2023 (17), 2024 (22).