Minami 14 Jonishi, Sapporo, Hokkaido, Japan 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
Minami 14 Jonishi, Sapporo, Hokkaido, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (5th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 56 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Oct - 6th Oct 2025
Minami 14 Jonishi, Sapporo, Hokkaido, Japan
5 AM5th Oct 2025
5 PM
4 AM6th Oct 2025
AQI
AQI
60AQI
21AQI
In the last 24 hours,
Minami 14 Jonishi's AQI reached its highest point of 60 at 12 PM during the Night, while the lowest point, 21, was recorded at 4 AM during the Night between 5th Oct and 6th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Minami 14 Jonishi, Sapporo, Hokkaido, Japan
21°C15/27°C
20°C17/23°C
20°C15/26°C
21°C17/27°C
20°C16/25°C
19°C14/25°C
19°C13/25°C
19°C15/22°C
19°C14/21°C
19°C13/26°C
19°C15/25°C
19°C16/22°C
16°C11/20°C
15°C10/20°C
14°C9/19°C
13°C10/16°C
14°C9/21°C
15°C11/21°C
16°C11/21°C
17°C14/18°C
16°C13/21°C
16°C12/22°C
17°C12/23°C
16°C13/22°C
15°C11/21°C
16°C13/19°C
17°C13/22°C
17°C13/24°C
17°C13/23°C
--°C/°C
--°C/°C
32AQI
29AQI
33AQI
32AQI
2025 Days Vs Air Quality
Minami 14 Jonishi, Sapporo, Hokkaido, Japan
98%
273
2%
5
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 278 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
Minami 14 Jonishi, Sapporo, Hokkaido, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
29AQI
28AQI
28AQI
29AQI
30AQI
30AQI
28AQI
29AQI
29AQI
28AQI
33AQI
28AQI
34AQI
34AQI
32AQI
28AQI
29AQI
25AQI
47AQI
43AQI
46AQI
41AQI
48AQI
35AQI
35AQI
30AQI
28AQI
28AQI
25AQI
25AQI
26AQI
29AQI
31AQI
30AQI
30AQI
27AQI
28AQI
31AQI
28AQI
28AQI
28AQI
34AQI
39AQI
33AQI
43AQI
40AQI
48AQI
30AQI
35AQI
31AQI
27AQI
29AQI
26AQI
28AQI
31AQI
35AQI
34AQI
52AQI
42AQI
41AQI
37AQI
34AQI
29AQI
28AQI
30AQI
31AQI
39AQI
39AQI
42AQI
57AQI
37AQI
31AQI
25AQI
23AQI
20AQI
24AQI
27AQI
46AQI
43AQI
36AQI
32AQI
31AQI
41AQI
32AQI
33AQI
33AQI
26AQI
29AQI
28AQI
33AQI
27AQI
26AQI
24AQI
32AQI
33AQI
27AQI
30AQI
31AQI
46AQI
47AQI
47AQI
36AQI
28AQI
22AQI
19AQI
27AQI
30AQI
22AQI
22AQI
19AQI
16AQI
19AQI
24AQI
17AQI
33AQI
16AQI
22AQI
15AQI
21AQI
22AQI
30AQI
34AQI
33AQI
31AQI
32AQI
31AQI
40AQI
39AQI
27AQI
34AQI
34AQI
36AQI
50AQI
42AQI
50AQI
45AQI
34AQI
49AQI
42AQI
44AQI
40AQI
36AQI
33AQI
24AQI
24AQI
31AQI
35AQI
41AQI
40AQI
40AQI
28AQI
38AQI
36AQI
27AQI
25AQI
33AQI
43AQI
40AQI
41AQI
52AQI
38AQI
36AQI
40AQI
38AQI
32AQI
34AQI
31AQI
38AQI
39AQI
42AQI
35AQI
34AQI
34AQI
36AQI
39AQI
38AQI
34AQI
37AQI
39AQI
42AQI
43AQI
43AQI
42AQI
45AQI
40AQI
43AQI
46AQI
43AQI
40AQI
39AQI
38AQI
43AQI
44AQI
42AQI
37AQI
36AQI
42AQI
40AQI
34AQI
34AQI
39AQI
39AQI
41AQI
38AQI
39AQI
42AQI
37AQI
44AQI
43AQI
37AQI
38AQI
36AQI
34AQI
37AQI
35AQI
38AQI
34AQI
32AQI
27AQI
25AQI
31AQI
33AQI
31AQI
31AQI
35AQI
32AQI
33AQI
35AQI
35AQI
39AQI
41AQI
36AQI
37AQI
44AQI
37AQI
38AQI
40AQI
36AQI
32AQI
35AQI
42AQI
41AQI
45AQI
36AQI
37AQI
36AQI
32AQI
38AQI
35AQI
34AQI
39AQI
37AQI
37AQI
40AQI
36AQI
40AQI
37AQI
30AQI
34AQI
25AQI
23AQI
24AQI
21AQI
22AQI
22AQI
22AQI
24AQI
25AQI
19AQI
18AQI
25AQI
28AQI
23AQI
38AQI
45AQI
57AQI
56AQI
32AQI
33AQI
34AQI
27AQI
36AQI
37AQI
40AQI
35AQI
31AQI
44AQI
No. of days
202534AQI
Highest AQI recorded in
October44AQI
Lowest AQI recorded in
April27AQI
202430AQI
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
September19AQI
202336AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
September26AQI
202233AQI
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
August24AQI
202135AQI
Highest AQI recorded in
February41AQI
Lowest AQI recorded in
May28AQI
202029AQI
Highest AQI recorded in
March38AQI
Lowest AQI recorded in
May25AQI
Most & Least Polluted Years Over the Last 6 Years
Minami 14 Jonishi's annual 2025 AQI (34) shows an average percentage change of 4.4% (worsened AQI) compared to previous years: 2020 (29), 2021 (35), 2022 (33), 2023 (36), 2024 (30).