Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

St Helens, Bicheno, Tasmania, 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+

August Air Quality Analysis

St Helens, Bicheno, Tasmania, Australia

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
27AQI
Lowest AQI recorded on
5th Aug 2021
4AQI

Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 27 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

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

St Helens, Bicheno, Tasmania, Australia

AQI
Day
Night
.

7 AM3rd Aug 2025

5 PM

6 AM4th Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
7PM3rd Aug

46AQI

Avg. Lowest Time
11AM3rd Aug

18AQI

In the last 24 hours,

St Helens's AQI reached its highest point of 46 at 7 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 3rd Aug and 4th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

St Helens, Bicheno, Tasmania, Australia

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 2025447 AMAQI
5th Jul 2025428 AMAQI
5th Jul 2025439 AMAQI
5th Jul 20254710 AMAQI
5th Jul 20252611 AMAQI
5th Jul 20251512 PMAQI
5th Jul 2025171 PMAQI
5th Jul 2025232 PMAQI
5th Jul 2025153 PMAQI
5th Jul 2025164 PMAQI
5th Jul 2025155 PMAQI
5th Jul 2025296 PMAQI
5th Jul 2025327 PMAQI
5th Jul 2025488 PMAQI
5th Jul 2025479 PMAQI
5th Jul 20254610 PMAQI
5th Jul 20254411 PMAQI
6th Jul 20254712 AMAQI
6th Jul 2025511 AMAQI
6th Jul 2025502 AMAQI
6th Jul 2025513 AMAQI
6th Jul 2025524 AMAQI
6th Jul 2025475 AMAQI
6th Jul 2025436 AMAQI

9°C4/15°C

6th Jul 2025437 AMAQI
6th Jul 2025448 AMAQI
6th Jul 2025459 AMAQI
6th Jul 20253210 AMAQI
6th Jul 20251811 AMAQI
6th Jul 20251612 PMAQI
6th Jul 2025141 PMAQI
6th Jul 2025162 PMAQI
6th Jul 2025243 PMAQI
6th Jul 2025354 PMAQI
6th Jul 2025255 PMAQI
6th Jul 2025256 PMAQI
6th Jul 2025227 PMAQI
6th Jul 2025298 PMAQI
6th Jul 2025469 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255311 PMAQI
7th Jul 20255312 AMAQI
7th Jul 2025501 AMAQI
7th Jul 2025512 AMAQI
7th Jul 2025493 AMAQI
7th Jul 2025504 AMAQI
7th Jul 2025505 AMAQI
7th Jul 2025446 AMAQI

10°C7/16°C

7th Jul 2025447 AMAQI
7th Jul 2025448 AMAQI
7th Jul 2025449 AMAQI
7th Jul 20252710 AMAQI
7th Jul 20251611 AMAQI
7th Jul 20251412 PMAQI
7th Jul 2025151 PMAQI
7th Jul 2025162 PMAQI
7th Jul 2025173 PMAQI
7th Jul 2025164 PMAQI
7th Jul 2025175 PMAQI
7th Jul 2025246 PMAQI
7th Jul 2025387 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025609 PMAQI
7th Jul 20255010 PMAQI
7th Jul 20254711 PMAQI
8th Jul 20254612 AMAQI
8th Jul 2025381 AMAQI
8th Jul 2025512 AMAQI
8th Jul 2025513 AMAQI
8th Jul 2025524 AMAQI
8th Jul 2025505 AMAQI
8th Jul 2025466 AMAQI

9°C5/16°C

8th Jul 2025467 AMAQI
8th Jul 2025468 AMAQI
8th Jul 2025469 AMAQI
8th Jul 20252610 AMAQI
8th Jul 20251711 AMAQI
8th Jul 20251412 PMAQI
8th Jul 2025191 PMAQI
8th Jul 2025202 PMAQI
8th Jul 2025183 PMAQI
8th Jul 2025194 PMAQI
8th Jul 2025225 PMAQI
8th Jul 2025206 PMAQI
8th Jul 2025147 PMAQI
8th Jul 2025168 PMAQI
8th Jul 2025189 PMAQI
8th Jul 20253510 PMAQI
8th Jul 20253811 PMAQI
9th Jul 20253612 AMAQI
9th Jul 2025421 AMAQI
9th Jul 2025502 AMAQI
9th Jul 2025503 AMAQI
9th Jul 2025494 AMAQI
9th Jul 2025485 AMAQI
9th Jul 2025426 AMAQI

9°C6/14°C

9th Jul 2025427 AMAQI
9th Jul 2025448 AMAQI
9th Jul 2025439 AMAQI
9th Jul 20254210 AMAQI
9th Jul 20253611 AMAQI
9th Jul 20252012 PMAQI
9th Jul 2025131 PMAQI
9th Jul 2025142 PMAQI
9th Jul 2025143 PMAQI
9th Jul 2025154 PMAQI
9th Jul 2025145 PMAQI
9th Jul 2025196 PMAQI
9th Jul 2025277 PMAQI
9th Jul 2025168 PMAQI
9th Jul 2025209 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253411 PMAQI
10th Jul 20254412 AMAQI
10th Jul 2025461 AMAQI
10th Jul 2025482 AMAQI
10th Jul 2025483 AMAQI
10th Jul 2025484 AMAQI
10th Jul 2025465 AMAQI
10th Jul 2025426 AMAQI

8°C5/12°C

10th Jul 2025427 AMAQI
10th Jul 2025438 AMAQI
10th Jul 2025449 AMAQI
10th Jul 20252510 AMAQI
10th Jul 20251611 AMAQI
10th Jul 20251212 PMAQI
10th Jul 2025131 PMAQI
10th Jul 2025152 PMAQI
10th Jul 2025153 PMAQI
10th Jul 2025194 PMAQI
10th Jul 2025145 PMAQI
10th Jul 2025146 PMAQI
10th Jul 2025177 PMAQI
10th Jul 2025138 PMAQI
10th Jul 2025209 PMAQI
10th Jul 20253010 PMAQI
10th Jul 20253411 PMAQI
11th Jul 20253512 AMAQI
11th Jul 2025341 AMAQI
11th Jul 2025362 AMAQI
11th Jul 2025463 AMAQI
11th Jul 2025464 AMAQI
11th Jul 2025445 AMAQI
11th Jul 2025426 AMAQI

7°C4/11°C

11th Jul 2025447 AMAQI
11th Jul 2025428 AMAQI
11th Jul 2025419 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20251411 AMAQI
11th Jul 20251312 PMAQI
11th Jul 2025131 PMAQI
11th Jul 2025132 PMAQI
11th Jul 2025133 PMAQI
11th Jul 2025144 PMAQI
11th Jul 2025135 PMAQI
11th Jul 2025146 PMAQI
11th Jul 2025167 PMAQI
11th Jul 2025308 PMAQI
11th Jul 2025169 PMAQI
11th Jul 20252910 PMAQI
11th Jul 20252611 PMAQI
12th Jul 20252912 AMAQI
12th Jul 2025341 AMAQI
12th Jul 2025412 AMAQI
12th Jul 2025423 AMAQI
12th Jul 2025424 AMAQI
12th Jul 2025405 AMAQI
12th Jul 2025376 AMAQI

6°C1/14°C

12th Jul 2025387 AMAQI
12th Jul 2025378 AMAQI
12th Jul 2025369 AMAQI
12th Jul 20254010 AMAQI
12th Jul 20252111 AMAQI
12th Jul 20252112 PMAQI
12th Jul 2025181 PMAQI
12th Jul 2025152 PMAQI
12th Jul 2025303 PMAQI
12th Jul 2025184 PMAQI
12th Jul 2025165 PMAQI
12th Jul 2025266 PMAQI
12th Jul 2025317 PMAQI
12th Jul 2025388 PMAQI
12th Jul 2025389 PMAQI
12th Jul 20254110 PMAQI
12th Jul 20253311 PMAQI
13th Jul 20253812 AMAQI
13th Jul 2025361 AMAQI
13th Jul 2025392 AMAQI
13th Jul 2025383 AMAQI
13th Jul 2025384 AMAQI
13th Jul 2025385 AMAQI
13th Jul 2025386 AMAQI

5°C0/13°C

13th Jul 2025367 AMAQI
13th Jul 2025368 AMAQI
13th Jul 2025379 AMAQI
13th Jul 20252710 AMAQI
13th Jul 20251611 AMAQI
13th Jul 20251612 PMAQI
13th Jul 2025161 PMAQI
13th Jul 2025162 PMAQI
13th Jul 2025173 PMAQI
13th Jul 2025164 PMAQI
13th Jul 2025145 PMAQI
13th Jul 2025136 PMAQI
13th Jul 2025137 PMAQI
13th Jul 2025128 PMAQI
13th Jul 2025169 PMAQI
13th Jul 20252210 PMAQI
13th Jul 20252611 PMAQI
14th Jul 20252612 AMAQI
14th Jul 2025361 AMAQI
14th Jul 2025362 AMAQI
14th Jul 2025393 AMAQI
14th Jul 2025394 AMAQI
14th Jul 2025425 AMAQI
14th Jul 2025356 AMAQI

10°C4/14°C

14th Jul 2025357 AMAQI
14th Jul 2025338 AMAQI
14th Jul 2025329 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20251511 AMAQI
14th Jul 20251512 PMAQI
14th Jul 2025141 PMAQI
14th Jul 2025172 PMAQI
14th Jul 2025143 PMAQI
14th Jul 2025174 PMAQI
14th Jul 2025145 PMAQI
14th Jul 2025156 PMAQI
14th Jul 2025187 PMAQI
14th Jul 2025258 PMAQI
14th Jul 2025329 PMAQI
14th Jul 20253310 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20254412 AMAQI
15th Jul 2025361 AMAQI
15th Jul 2025352 AMAQI
15th Jul 2025363 AMAQI
15th Jul 2025364 AMAQI
15th Jul 2025335 AMAQI
15th Jul 2025296 AMAQI

6°C1/11°C

15th Jul 2025307 AMAQI
15th Jul 2025318 AMAQI
15th Jul 2025309 AMAQI
15th Jul 20254510 AMAQI
15th Jul 20253411 AMAQI
15th Jul 20251612 PMAQI
15th Jul 2025161 PMAQI
15th Jul 2025142 PMAQI
15th Jul 2025143 PMAQI
15th Jul 2025144 PMAQI
15th Jul 2025145 PMAQI
15th Jul 2025156 PMAQI
15th Jul 2025237 PMAQI
15th Jul 2025288 PMAQI
15th Jul 2025229 PMAQI
15th Jul 20252510 PMAQI
15th Jul 20252611 PMAQI
16th Jul 20252412 AMAQI
16th Jul 2025221 AMAQI
16th Jul 2025272 AMAQI
16th Jul 2025253 AMAQI
16th Jul 2025344 AMAQI
16th Jul 2025355 AMAQI
16th Jul 2025326 AMAQI

7°C4/14°C

16th Jul 2025317 AMAQI
16th Jul 2025328 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20252810 AMAQI
16th Jul 20251311 AMAQI
16th Jul 20251712 PMAQI
16th Jul 2025171 PMAQI
16th Jul 2025132 PMAQI
16th Jul 2025153 PMAQI
16th Jul 2025174 PMAQI
16th Jul 2025175 PMAQI
16th Jul 2025206 PMAQI
16th Jul 2025297 PMAQI
16th Jul 2025288 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20255211 PMAQI
17th Jul 20253612 AMAQI
17th Jul 2025341 AMAQI
17th Jul 2025312 AMAQI
17th Jul 2025313 AMAQI
17th Jul 2025304 AMAQI
17th Jul 2025305 AMAQI
17th Jul 2025286 AMAQI

7°C3/13°C

17th Jul 2025277 AMAQI
17th Jul 2025288 AMAQI
17th Jul 2025289 AMAQI
17th Jul 20251810 AMAQI
17th Jul 20251411 AMAQI
17th Jul 20251412 PMAQI
17th Jul 2025141 PMAQI
17th Jul 2025162 PMAQI
17th Jul 2025143 PMAQI
17th Jul 2025244 PMAQI
17th Jul 2025185 PMAQI
17th Jul 2025166 PMAQI
17th Jul 2025187 PMAQI
17th Jul 2025188 PMAQI
17th Jul 2025169 PMAQI
17th Jul 20252410 PMAQI
17th Jul 20253711 PMAQI
18th Jul 20253312 AMAQI
18th Jul 2025311 AMAQI
18th Jul 2025302 AMAQI
18th Jul 2025323 AMAQI
18th Jul 2025314 AMAQI
18th Jul 2025305 AMAQI
18th Jul 2025286 AMAQI

8°C2/14°C

18th Jul 2025287 AMAQI
18th Jul 2025278 AMAQI
18th Jul 2025279 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20251311 AMAQI
18th Jul 20251312 PMAQI
18th Jul 2025131 PMAQI
18th Jul 2025162 PMAQI
18th Jul 2025153 PMAQI
18th Jul 2025144 PMAQI
18th Jul 2025165 PMAQI
18th Jul 2025146 PMAQI
18th Jul 2025187 PMAQI
18th Jul 2025238 PMAQI
18th Jul 2025219 PMAQI
18th Jul 20252310 PMAQI
18th Jul 20252611 PMAQI
19th Jul 20252512 AMAQI
19th Jul 2025281 AMAQI
19th Jul 2025292 AMAQI
19th Jul 2025303 AMAQI
19th Jul 2025304 AMAQI
19th Jul 2025285 AMAQI
19th Jul 2025276 AMAQI

7°C2/14°C

19th Jul 2025277 AMAQI
19th Jul 2025278 AMAQI
19th Jul 2025289 AMAQI
19th Jul 20251710 AMAQI
19th Jul 20251311 AMAQI
19th Jul 20251212 PMAQI
19th Jul 2025121 PMAQI
19th Jul 2025162 PMAQI
19th Jul 2025153 PMAQI
19th Jul 2025164 PMAQI
19th Jul 2025165 PMAQI
19th Jul 2025136 PMAQI
19th Jul 2025147 PMAQI
19th Jul 2025148 PMAQI
19th Jul 2025159 PMAQI
19th Jul 20252010 PMAQI
19th Jul 20251811 PMAQI
20th Jul 20251812 AMAQI
20th Jul 2025221 AMAQI
20th Jul 2025272 AMAQI
20th Jul 2025273 AMAQI
20th Jul 2025284 AMAQI
20th Jul 2025265 AMAQI
20th Jul 2025246 AMAQI

9°C8/13°C

20th Jul 2025247 AMAQI
20th Jul 2025258 AMAQI
20th Jul 2025249 AMAQI
20th Jul 20251910 AMAQI
20th Jul 20251211 AMAQI
20th Jul 20251112 PMAQI
20th Jul 2025141 PMAQI
20th Jul 2025162 PMAQI
20th Jul 2025143 PMAQI
20th Jul 2025124 PMAQI
20th Jul 2025135 PMAQI
20th Jul 2025166 PMAQI
20th Jul 2025137 PMAQI
20th Jul 2025158 PMAQI
20th Jul 2025189 PMAQI
20th Jul 20251910 PMAQI
20th Jul 20252111 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025191 AMAQI
21st Jul 2025192 AMAQI
21st Jul 2025223 AMAQI
21st Jul 2025224 AMAQI
21st Jul 2025225 AMAQI
21st Jul 2025226 AMAQI

7°C1/13°C

21st Jul 2025227 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025229 AMAQI
21st Jul 20251710 AMAQI
21st Jul 20251411 AMAQI
21st Jul 20251212 PMAQI
21st Jul 2025121 PMAQI
21st Jul 2025162 PMAQI
21st Jul 2025203 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025165 PMAQI
21st Jul 2025256 PMAQI
21st Jul 2025147 PMAQI
21st Jul 2025168 PMAQI
21st Jul 2025159 PMAQI
21st Jul 20251810 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20251712 AMAQI
22nd Jul 2025181 AMAQI
22nd Jul 2025202 AMAQI
22nd Jul 2025213 AMAQI
22nd Jul 2025214 AMAQI
22nd Jul 2025215 AMAQI
22nd Jul 2025196 AMAQI

8°C1/14°C

22nd Jul 2025207 AMAQI
22nd Jul 2025208 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251611 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025171 PMAQI
22nd Jul 2025182 PMAQI
22nd Jul 2025163 PMAQI
22nd Jul 2025224 PMAQI
22nd Jul 2025225 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025217 PMAQI
22nd Jul 2025188 PMAQI
22nd Jul 2025169 PMAQI
22nd Jul 20251710 PMAQI
22nd Jul 20251711 PMAQI
23rd Jul 20251812 AMAQI
23rd Jul 2025201 AMAQI
23rd Jul 2025202 AMAQI
23rd Jul 2025193 AMAQI
23rd Jul 2025194 AMAQI
23rd Jul 2025205 AMAQI
23rd Jul 2025206 AMAQI

12°C8/15°C

23rd Jul 2025207 AMAQI
23rd Jul 2025198 AMAQI
23rd Jul 2025199 AMAQI
23rd Jul 20251410 AMAQI
23rd Jul 20251211 AMAQI
23rd Jul 20251212 PMAQI
23rd Jul 2025111 PMAQI
23rd Jul 2025102 PMAQI
23rd Jul 2025123 PMAQI
23rd Jul 2025124 PMAQI
23rd Jul 2025305 PMAQI
23rd Jul 2025236 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025118 PMAQI
23rd Jul 2025139 PMAQI
23rd Jul 20251610 PMAQI
23rd Jul 20251611 PMAQI
24th Jul 20252012 AMAQI
24th Jul 2025201 AMAQI
24th Jul 2025192 AMAQI
24th Jul 2025203 AMAQI
24th Jul 2025194 AMAQI
24th Jul 2025195 AMAQI
24th Jul 2025186 AMAQI

9°C7/12°C

24th Jul 2025187 AMAQI
24th Jul 2025188 AMAQI
24th Jul 2025189 AMAQI
24th Jul 20251710 AMAQI
24th Jul 20251811 AMAQI
24th Jul 20251812 PMAQI
24th Jul 2025121 PMAQI
24th Jul 2025132 PMAQI
24th Jul 2025123 PMAQI
24th Jul 2025154 PMAQI
24th Jul 2025135 PMAQI
24th Jul 2025146 PMAQI
24th Jul 2025207 PMAQI
24th Jul 2025298 PMAQI
24th Jul 2025459 PMAQI
24th Jul 20252810 PMAQI
24th Jul 20253611 PMAQI
25th Jul 20252612 AMAQI
25th Jul 2025201 AMAQI
25th Jul 2025202 AMAQI
25th Jul 2025193 AMAQI
25th Jul 2025204 AMAQI
25th Jul 2025195 AMAQI
25th Jul 2025206 AMAQI

7°C4/13°C

25th Jul 2025197 AMAQI
25th Jul 2025188 AMAQI
25th Jul 2025189 AMAQI
25th Jul 20254410 AMAQI
25th Jul 20252711 AMAQI
25th Jul 20251912 PMAQI
25th Jul 2025121 PMAQI
25th Jul 2025162 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025214 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025286 PMAQI
25th Jul 2025317 PMAQI
25th Jul 2025468 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253610 PMAQI
25th Jul 20252111 PMAQI
26th Jul 20252212 AMAQI
26th Jul 2025201 AMAQI
26th Jul 2025192 AMAQI
26th Jul 2025203 AMAQI
26th Jul 2025204 AMAQI
26th Jul 2025205 AMAQI
26th Jul 2025206 AMAQI

8°C3/15°C

26th Jul 2025217 AMAQI
26th Jul 2025218 AMAQI
26th Jul 2025209 AMAQI
26th Jul 20251910 AMAQI
26th Jul 20251711 AMAQI
26th Jul 20251312 PMAQI
26th Jul 2025161 PMAQI
26th Jul 2025142 PMAQI
26th Jul 2025163 PMAQI
26th Jul 2025164 PMAQI
26th Jul 2025255 PMAQI
26th Jul 2025236 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025358 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20252610 PMAQI
26th Jul 20252111 PMAQI
27th Jul 20253012 AMAQI
27th Jul 2025181 AMAQI
27th Jul 2025182 AMAQI
27th Jul 2025183 AMAQI
27th Jul 2025224 AMAQI
27th Jul 2025215 AMAQI
27th Jul 2025216 AMAQI

10°C7/14°C

27th Jul 2025207 AMAQI
27th Jul 2025208 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20251910 AMAQI
27th Jul 20252011 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025141 PMAQI
27th Jul 2025132 PMAQI
27th Jul 2025153 PMAQI
27th Jul 2025154 PMAQI
27th Jul 2025175 PMAQI
27th Jul 2025176 PMAQI
27th Jul 2025177 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025239 PMAQI
27th Jul 20253610 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252312 AMAQI
28th Jul 2025221 AMAQI
28th Jul 2025202 AMAQI
28th Jul 2025213 AMAQI
28th Jul 2025204 AMAQI
28th Jul 2025205 AMAQI
28th Jul 2025196 AMAQI

9°C5/14°C

28th Jul 2025217 AMAQI
28th Jul 2025208 AMAQI
28th Jul 2025199 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20252211 AMAQI
28th Jul 20251412 PMAQI
28th Jul 2025161 PMAQI
28th Jul 2025142 PMAQI
28th Jul 2025143 PMAQI
28th Jul 2025124 PMAQI
28th Jul 2025145 PMAQI
28th Jul 2025146 PMAQI
28th Jul 2025157 PMAQI
28th Jul 2025228 PMAQI
28th Jul 2025439 PMAQI
28th Jul 20251910 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025221 AMAQI
29th Jul 2025212 AMAQI
29th Jul 2025213 AMAQI
29th Jul 2025224 AMAQI
29th Jul 2025205 AMAQI
29th Jul 2025216 AMAQI

8°C4/16°C

29th Jul 2025217 AMAQI
29th Jul 2025228 AMAQI
29th Jul 2025219 AMAQI
29th Jul 20251810 AMAQI
29th Jul 20251411 AMAQI
29th Jul 20251212 PMAQI
29th Jul 2025121 PMAQI
29th Jul 2025192 PMAQI
29th Jul 2025663 PMAQI
29th Jul 2025134 PMAQI
29th Jul 2025125 PMAQI
29th Jul 2025166 PMAQI
29th Jul 2025187 PMAQI
29th Jul 2025318 PMAQI
29th Jul 2025449 PMAQI
29th Jul 20253810 PMAQI
29th Jul 20252911 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025231 AMAQI
30th Jul 2025222 AMAQI
30th Jul 2025223 AMAQI
30th Jul 2025224 AMAQI
30th Jul 2025215 AMAQI
30th Jul 2025206 AMAQI

9°C5/13°C

30th Jul 2025227 AMAQI
30th Jul 2025228 AMAQI
30th Jul 2025229 AMAQI
30th Jul 20252110 AMAQI
30th Jul 20251411 AMAQI
30th Jul 20251212 PMAQI
30th Jul 2025141 PMAQI
30th Jul 2025152 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025194 PMAQI
30th Jul 2025175 PMAQI
30th Jul 2025236 PMAQI
30th Jul 2025247 PMAQI
30th Jul 2025308 PMAQI
30th Jul 2025499 PMAQI
30th Jul 20253410 PMAQI
30th Jul 20252211 PMAQI
31st Jul 20252612 AMAQI
31st Jul 2025261 AMAQI
31st Jul 2025222 AMAQI
31st Jul 2025233 AMAQI
31st Jul 2025234 AMAQI
31st Jul 2025225 AMAQI
31st Jul 2025226 AMAQI

6°C2/12°C

31st Jul 2025227 AMAQI
31st Jul 2025228 AMAQI
31st Jul 2025229 AMAQI
31st Jul 20252210 AMAQI
31st Jul 20252211 AMAQI
31st Jul 20251412 PMAQI
31st Jul 2025121 PMAQI
31st Jul 2025122 PMAQI
31st Jul 2025133 PMAQI
31st Jul 2025124 PMAQI
31st Jul 2025125 PMAQI
31st Jul 2025146 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025209 PMAQI
31st Jul 20252610 PMAQI
31st Jul 20251811 PMAQI
1st Aug 20252012 AMAQI
1st Aug 2025181 AMAQI
1st Aug 2025262 AMAQI
1st Aug 2025263 AMAQI
1st Aug 2025244 AMAQI
1st Aug 2025245 AMAQI
1st Aug 2025226 AMAQI

7°C3/12°C

1st Aug 2025227 AMAQI
1st Aug 2025218 AMAQI
1st Aug 2025229 AMAQI
1st Aug 20251410 AMAQI
1st Aug 20252211 AMAQI
1st Aug 20251412 PMAQI
1st Aug 2025191 PMAQI
1st Aug 2025132 PMAQI
1st Aug 2025163 PMAQI
1st Aug 2025324 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025486 PMAQI
1st Aug 2025227 PMAQI
1st Aug 2025438 PMAQI
1st Aug 2025329 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20254811 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025241 AMAQI
2nd Aug 2025212 AMAQI
2nd Aug 2025223 AMAQI
2nd Aug 2025234 AMAQI
2nd Aug 2025225 AMAQI
2nd Aug 2025226 AMAQI

7°C2/14°C

2nd Aug 2025227 AMAQI
2nd Aug 2025228 AMAQI
2nd Aug 2025249 AMAQI
2nd Aug 20251710 AMAQI
2nd Aug 20252511 AMAQI
2nd Aug 20251812 PMAQI
2nd Aug 2025171 PMAQI
2nd Aug 2025252 PMAQI
2nd Aug 2025183 PMAQI
2nd Aug 2025204 PMAQI
2nd Aug 2025155 PMAQI
2nd Aug 2025366 PMAQI
2nd Aug 2025707 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255610 PMAQI
2nd Aug 20256311 PMAQI
3rd Aug 20254512 AMAQI
3rd Aug 2025221 AMAQI
3rd Aug 2025222 AMAQI
3rd Aug 2025263 AMAQI
3rd Aug 2025294 AMAQI
3rd Aug 2025275 AMAQI
3rd Aug 2025266 AMAQI

8°C3/12°C

3rd Aug 2025277 AMAQI
3rd Aug 2025278 AMAQI
3rd Aug 2025269 AMAQI
3rd Aug 20251810 AMAQI
3rd Aug 20251811 AMAQI
3rd Aug 20253612 PMAQI
3rd Aug 2025201 PMAQI
3rd Aug 2025212 PMAQI
3rd Aug 2025253 PMAQI
3rd Aug 2025314 PMAQI
3rd Aug 2025305 PMAQI
3rd Aug 2025406 PMAQI
3rd Aug 2025467 PMAQI
3rd Aug 2025398 PMAQI
3rd Aug 2025389 PMAQI
3rd Aug 20254510 PMAQI
3rd Aug 20253611 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025281 AMAQI

--°C/°C

7 AM
12 PM
5 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
7 AM - 9 AM

29AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
1 PM

15AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 9 AM (Avg. 29), while the lowest AQI was between 1 PM to 1 PM (Avg. 15).
Night time
Avg. Highest Time
12 AM

32AQI

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

21AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 32), while the lowest AQI was between 6 PM to 6 PM (Avg. 21).

2025 Days Vs Air Quality

St Helens, Bicheno, Tasmania, Australia

2025

100%

214

Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)

Good
214 Days
Moderate
0 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 100%

Health Risk Level:

Very Low

In 2025, 100% 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

St Helens, Bicheno, Tasmania, 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.

1st January 2025
21AQI
2nd January 2025
19AQI
3rd January 2025
20AQI
4th January 2025
19AQI
5th January 2025
19AQI
6th January 2025
19AQI
7th January 2025
19AQI
8th January 2025
19AQI
9th January 2025
19AQI
10th January 2025
19AQI
11th January 2025
19AQI
12th January 2025
20AQI
13th January 2025
19AQI
14th January 2025
19AQI
15th January 2025
20AQI
16th January 2025
19AQI
17th January 2025
19AQI
18th January 2025
19AQI
19th January 2025
20AQI
20th January 2025
19AQI
21st January 2025
20AQI
22nd January 2025
20AQI
23rd January 2025
21AQI
24th January 2025
20AQI
25th January 2025
20AQI
26th January 2025
19AQI
27th January 2025
19AQI
28th January 2025
19AQI
29th January 2025
20AQI
30th January 2025
20AQI
31st January 2025
20AQI
1st February 2025
21AQI
2nd February 2025
19AQI
3rd February 2025
19AQI
4th February 2025
22AQI
5th February 2025
19AQI
6th February 2025
21AQI
7th February 2025
26AQI
8th February 2025
21AQI
9th February 2025
22AQI
10th February 2025
21AQI
11th February 2025
23AQI
12th February 2025
20AQI
13th February 2025
24AQI
14th February 2025
27AQI
15th February 2025
24AQI
16th February 2025
22AQI
17th February 2025
21AQI
18th February 2025
20AQI
19th February 2025
20AQI
20th February 2025
20AQI
21st February 2025
20AQI
22nd February 2025
20AQI
23rd February 2025
20AQI
24th February 2025
21AQI
25th February 2025
20AQI
26th February 2025
21AQI
27th February 2025
20AQI
28th February 2025
20AQI
1st March 2025
21AQI
2nd March 2025
20AQI
3rd March 2025
20AQI
4th March 2025
24AQI
5th March 2025
21AQI
6th March 2025
20AQI
7th March 2025
20AQI
8th March 2025
20AQI
9th March 2025
20AQI
10th March 2025
21AQI
11th March 2025
21AQI
12th March 2025
21AQI
13th March 2025
21AQI
14th March 2025
26AQI
15th March 2025
18AQI
16th March 2025
18AQI
17th March 2025
12AQI
18th March 2025
13AQI
19th March 2025
13AQI
20th March 2025
14AQI
21st March 2025
13AQI
22nd March 2025
14AQI
23rd March 2025
16AQI
24th March 2025
14AQI
25th March 2025
19AQI
26th March 2025
19AQI
27th March 2025
21AQI
28th March 2025
15AQI
29th March 2025
17AQI
30th March 2025
15AQI
31st March 2025
17AQI
1st April 2025
16AQI
2nd April 2025
19AQI
3rd April 2025
16AQI
4th April 2025
17AQI
5th April 2025
17AQI
6th April 2025
14AQI
7th April 2025
14AQI
8th April 2025
13AQI
9th April 2025
12AQI
10th April 2025
18AQI
11th April 2025
17AQI
12th April 2025
20AQI
13th April 2025
19AQI
14th April 2025
14AQI
15th April 2025
14AQI
16th April 2025
16AQI
17th April 2025
17AQI
18th April 2025
16AQI
19th April 2025
18AQI
20th April 2025
26AQI
21st April 2025
16AQI
22nd April 2025
16AQI
23rd April 2025
15AQI
24th April 2025
17AQI
25th April 2025
18AQI
26th April 2025
18AQI
27th April 2025
16AQI
28th April 2025
15AQI
29th April 2025
13AQI
30th April 2025
15AQI
1st May 2025
20AQI
2nd May 2025
22AQI
3rd May 2025
22AQI
4th May 2025
28AQI
5th May 2025
21AQI
6th May 2025
19AQI
7th May 2025
17AQI
8th May 2025
17AQI
9th May 2025
16AQI
10th May 2025
27AQI
11th May 2025
20AQI
12th May 2025
24AQI
13th May 2025
20AQI
14th May 2025
22AQI
15th May 2025
20AQI
16th May 2025
23AQI
17th May 2025
22AQI
18th May 2025
22AQI
19th May 2025
32AQI
20th May 2025
22AQI
21st May 2025
27AQI
22nd May 2025
29AQI
23rd May 2025
27AQI
24th May 2025
22AQI
25th May 2025
22AQI
26th May 2025
24AQI
27th May 2025
20AQI
28th May 2025
20AQI
29th May 2025
24AQI
30th May 2025
23AQI
31st May 2025
25AQI
1st June 2025
25AQI
2nd June 2025
23AQI
3rd June 2025
22AQI
4th June 2025
24AQI
5th June 2025
24AQI
6th June 2025
20AQI
7th June 2025
21AQI
8th June 2025
17AQI
9th June 2025
19AQI
10th June 2025
19AQI
11th June 2025
26AQI
12th June 2025
28AQI
13th June 2025
33AQI
14th June 2025
29AQI
15th June 2025
35AQI
16th June 2025
26AQI
17th June 2025
25AQI
18th June 2025
31AQI
19th June 2025
29AQI
20th June 2025
32AQI
21st June 2025
29AQI
22nd June 2025
39AQI
23rd June 2025
29AQI
24th June 2025
30AQI
25th June 2025
30AQI
26th June 2025
33AQI
27th June 2025
35AQI
28th June 2025
34AQI
29th June 2025
33AQI
30th June 2025
35AQI
1st July 2025
35AQI
2nd July 2025
34AQI
3rd July 2025
34AQI
4th July 2025
37AQI
5th July 2025
38AQI
6th July 2025
38AQI
7th July 2025
39AQI
8th July 2025
32AQI
9th July 2025
32AQI
10th July 2025
30AQI
11th July 2025
28AQI
12th July 2025
33AQI
13th July 2025
26AQI
14th July 2025
28AQI
15th July 2025
27AQI
16th July 2025
27AQI
17th July 2025
24AQI
18th July 2025
23AQI
19th July 2025
21AQI
20th July 2025
19AQI
21st July 2025
19AQI
22nd July 2025
19AQI
23rd July 2025
18AQI
24th July 2025
21AQI
25th July 2025
25AQI
26th July 2025
21AQI
27th July 2025
20AQI
28th July 2025
20AQI
29th July 2025
24AQI
30th July 2025
24AQI
31st July 2025
21AQI
1st August 2025
27AQI
2nd August 2025
27AQI

19AQI

21AQI

18AQI

16AQI

23AQI

28AQI

27AQI

27AQI

No. of days

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

202522AQI

31
28
31
30
31
30
31
2
214

Highest AQI recorded in

June

28AQI

Lowest AQI recorded in

April

16AQI

20249AQI

31
29
28
30
31
30
31
31
30
31
30
31
363

Highest AQI recorded in

December

18AQI

Lowest AQI recorded in

June

6AQI

20237AQI

31
28
31
30
31
29
31
31
30
29
29
31
361

Highest AQI recorded in

September

10AQI

Lowest AQI recorded in

June

6AQI

20228AQI

30
22
31
30
31
30
21
1
28
31
28
1
1
31
314
1
1

Highest AQI recorded in

November

16AQI

Lowest AQI recorded in

August

4AQI

20217AQI

30
28
31
30
31
30
31
31
30
31
29
31
363

Highest AQI recorded in

May

11AQI

Lowest AQI recorded in

October

6AQI

20208AQI

12
21
18
30
31
31
22
29
2
30
30
254
2

Highest AQI recorded in

October

11AQI

Lowest AQI recorded in

July

6AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
22AQI
Least Polluted Year Recorded
2023(Avg.)
7AQI

St Helens's annual 2025 AQI (22) shows an average percentage change of 187.8% (worsened AQI) compared to previous years: 2020 (8), 2021 (7), 2022 (8), 2023 (7), 2024 (9).