Churchill, Morwell, Victoria, Australia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Churchill, Morwell, Victoria, Australia
AQI Trends: Highest and Lowest
Same Day Analysis (19th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 40 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 19th Oct - 20th Oct 2025
Churchill, Morwell, Victoria, Australia
6 AM19th Oct 2025
6 PM
5 AM20th Oct 2025
AQI
AQI
56AQI
18AQI
In the last 24 hours,
Churchill's AQI reached its highest point of 56 at 3 AM during the Night, while the lowest point, 18, was recorded at 9 PM during the Night between 19th Oct and 20th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Churchill, Morwell, Victoria, Australia
7°C5/10°C
11°C7/15°C
8°C3/11°C
11°C6/16°C
11°C6/14°C
12°C9/17°C
14°C10/21°C
12°C8/18°C
11°C5/15°C
12°C4/21°C
13°C7/19°C
12°C6/16°C
9°C6/11°C
11°C7/14°C
13°C7/22°C
18°C10/28°C
10°C5/13°C
11°C4/20°C
14°C7/23°C
14°C9/20°C
16°C9/22°C
14°C9/19°C
11°C7/17°C
10°C4/18°C
11°C3/19°C
14°C6/24°C
19°C7/30°C
13°C6/19°C
11°C5/19°C
--°C/°C
--°C/°C
31AQI
27AQI
32AQI
24AQI
2025 Days Vs Air Quality
Churchill, Morwell, Victoria, Australia
100%
291
0.3%
1
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 292 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
Churchill, Morwell, Victoria, Australia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI
19AQI
21AQI
27AQI
28AQI
21AQI
24AQI
21AQI
28AQI
22AQI
23AQI
24AQI
25AQI
32AQI
23AQI
22AQI
21AQI
21AQI
23AQI
25AQI
26AQI
22AQI
24AQI
21AQI
23AQI
19AQI
26AQI
20AQI
23AQI
19AQI
22AQI
21AQI
27AQI
35AQI
35AQI
38AQI
28AQI
41AQI
41AQI
27AQI
31AQI
24AQI
26AQI
29AQI
23AQI
27AQI
20AQI
23AQI
19AQI
20AQI
21AQI
24AQI
26AQI
24AQI
20AQI
22AQI
28AQI
25AQI
23AQI
24AQI
21AQI
24AQI
22AQI
31AQI
26AQI
23AQI
25AQI
27AQI
27AQI
25AQI
28AQI
23AQI
23AQI
24AQI
20AQI
19AQI
18AQI
20AQI
19AQI
18AQI
16AQI
18AQI
19AQI
20AQI
22AQI
24AQI
36AQI
33AQI
27AQI
25AQI
20AQI
22AQI
20AQI
18AQI
20AQI
16AQI
16AQI
13AQI
31AQI
25AQI
23AQI
29AQI
30AQI
24AQI
22AQI
20AQI
22AQI
37AQI
35AQI
43AQI
23AQI
25AQI
15AQI
23AQI
19AQI
19AQI
18AQI
18AQI
14AQI
14AQI
15AQI
19AQI
34AQI
38AQI
29AQI
26AQI
18AQI
20AQI
16AQI
24AQI
25AQI
24AQI
25AQI
34AQI
24AQI
25AQI
22AQI
20AQI
20AQI
24AQI
32AQI
26AQI
27AQI
19AQI
17AQI
16AQI
16AQI
15AQI
16AQI
20AQI
25AQI
28AQI
30AQI
25AQI
25AQI
23AQI
21AQI
17AQI
18AQI
20AQI
26AQI
31AQI
37AQI
41AQI
38AQI
33AQI
28AQI
21AQI
21AQI
27AQI
33AQI
36AQI
57AQI
38AQI
35AQI
35AQI
37AQI
38AQI
43AQI
37AQI
39AQI
35AQI
28AQI
30AQI
30AQI
28AQI
38AQI
43AQI
29AQI
26AQI
23AQI
31AQI
32AQI
22AQI
24AQI
24AQI
25AQI
24AQI
27AQI
20AQI
23AQI
23AQI
20AQI
18AQI
24AQI
21AQI
22AQI
23AQI
18AQI
21AQI
21AQI
21AQI
22AQI
28AQI
25AQI
25AQI
24AQI
24AQI
26AQI
26AQI
21AQI
21AQI
23AQI
23AQI
27AQI
20AQI
19AQI
20AQI
20AQI
19AQI
20AQI
19AQI
16AQI
16AQI
19AQI
20AQI
19AQI
18AQI
16AQI
16AQI
16AQI
17AQI
15AQI
16AQI
16AQI
17AQI
20AQI
26AQI
19AQI
20AQI
19AQI
20AQI
19AQI
17AQI
19AQI
18AQI
17AQI
16AQI
16AQI
18AQI
16AQI
16AQI
15AQI
15AQI
18AQI
16AQI
16AQI
16AQI
15AQI
20AQI
14AQI
20AQI
16AQI
15AQI
31AQI
35AQI
39AQI
28AQI
36AQI
46AQI
50AQI
40AQI
43AQI
34AQI
32AQI
41AQI
32AQI
48AQI
38AQI
39AQI
35AQI
40AQI
23AQI
27AQI
23AQI
22AQI
23AQI
31AQI
26AQI
21AQI
18AQI
37AQI
No. of days
202525AQI
Highest AQI recorded in
October37AQI
Lowest AQI recorded in
September18AQI
202428AQI
Highest AQI recorded in
July36AQI
Lowest AQI recorded in
January18AQI
202325AQI
Highest AQI recorded in
July32AQI
Lowest AQI recorded in
January15AQI
202224AQI
Highest AQI recorded in
May31AQI
Lowest AQI recorded in
November16AQI
202130AQI
Highest AQI recorded in
May37AQI
Lowest AQI recorded in
November25AQI
202031AQI
Highest AQI recorded in
June45AQI
Lowest AQI recorded in
December21AQI
Most & Least Polluted Years Over the Last 6 Years
Churchill's annual 2025 AQI (25) shows an average percentage change of -9.6% (improved AQI) compared to previous years: 2020 (31), 2021 (30), 2022 (24), 2023 (25), 2024 (28).