Sapporo, Hokkaido, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Sapporo, Hokkaido, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 38 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Jun - 2nd Jun 2026
Sapporo, Hokkaido, Japan
4 AM1st Jun 2026
6 PM
3 AM2nd Jun 2026
34AQI
24AQI
37AQI
24AQI
In the last 24 hours,
Sapporo's AQI reached its highest point of 37 at 2 AM during the Night, while the lowest point, 24, was recorded at 8 PM during the Night between 1st Jun and 2nd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Sapporo, Hokkaido, Japan
9°C3/11°C
10°C3/16°C
14°C8/20°C
13°C7/19°C
12°C10/16°C
8°C4/12°C
11°C3/19°C
13°C7/18°C
14°C7/22°C
12°C8/18°C
11°C4/17°C
14°C6/22°C
15°C9/21°C
12°C9/17°C
13°C8/20°C
13°C9/18°C
13°C8/18°C
13°C8/17°C
12°C7/19°C
12°C5/18°C
10°C7/15°C
14°C10/19°C
16°C11/23°C
16°C11/21°C
16°C13/19°C
12°C10/14°C
12°C7/18°C
14°C6/22°C
18°C10/27°C
20°C13/27°C
46AQI
38AQI
46AQI
37AQI
2026 Days Vs Air Quality
Sapporo, Hokkaido, Japan
77%
118
23%
35
Total number of days with different AQI categories in last 153 days in 2026 (212 days remaining)
Under WHO’s Safe Air Quality Limits: 77%
Health Risk Level:
Low
In 2026, 77% of 153 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Sapporo, Hokkaido, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI (US)
23AQI (US)
15AQI (US)
27AQI (US)
27AQI (US)
31AQI (US)
23AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
27AQI (US)
19AQI (US)
26AQI (US)
37AQI (US)
33AQI (US)
44AQI (US)
25AQI (US)
37AQI (US)
35AQI (US)
31AQI (US)
15AQI (US)
23AQI (US)
34AQI (US)
32AQI (US)
23AQI (US)
42AQI (US)
34AQI (US)
31AQI (US)
31AQI (US)
41AQI (US)
45AQI (US)
33AQI (US)
39AQI (US)
30AQI (US)
39AQI (US)
34AQI (US)
28AQI (US)
24AQI (US)
27AQI (US)
44AQI (US)
51AQI (US)
67AQI (US)
22AQI (US)
22AQI (US)
64AQI (US)
55AQI (US)
32AQI (US)
23AQI (US)
18AQI (US)
32AQI (US)
35AQI (US)
46AQI (US)
43AQI (US)
35AQI (US)
24AQI (US)
47AQI (US)
39AQI (US)
33AQI (US)
45AQI (US)
39AQI (US)
80AQI (US)
50AQI (US)
63AQI (US)
64AQI (US)
53AQI (US)
47AQI (US)
52AQI (US)
49AQI (US)
54AQI (US)
55AQI (US)
67AQI (US)
46AQI (US)
49AQI (US)
63AQI (US)
44AQI (US)
47AQI (US)
60AQI (US)
46AQI (US)
39AQI (US)
42AQI (US)
70AQI (US)
58AQI (US)
53AQI (US)
42AQI (US)
24AQI (US)
32AQI (US)
51AQI (US)
72AQI (US)
83AQI (US)
60AQI (US)
22AQI (US)
37AQI (US)
55AQI (US)
59AQI (US)
20AQI (US)
22AQI (US)
26AQI (US)
24AQI (US)
40AQI (US)
55AQI (US)
35AQI (US)
28AQI (US)
30AQI (US)
35AQI (US)
38AQI (US)
34AQI (US)
40AQI (US)
36AQI (US)
36AQI (US)
34AQI (US)
46AQI (US)
28AQI (US)
15AQI (US)
30AQI (US)
52AQI (US)
46AQI (US)
42AQI (US)
28AQI (US)
16AQI (US)
38AQI (US)
40AQI (US)
44AQI (US)
46AQI (US)
33AQI (US)
18AQI (US)
31AQI (US)
29AQI (US)
27AQI (US)
21AQI (US)
30AQI (US)
29AQI (US)
36AQI (US)
39AQI (US)
31AQI (US)
33AQI (US)
79AQI (US)
67AQI (US)
56AQI (US)
54AQI (US)
64AQI (US)
65AQI (US)
75AQI (US)
69AQI (US)
70AQI (US)
64AQI (US)
46AQI (US)
26AQI (US)
24AQI (US)
16AQI (US)
22AQI (US)
24AQI (US)
27AQI (US)
38AQI (US)
29AQI (US)
37AQI (US)
53AQI (US)
35AQI (US)
42AQI (US)
33AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March53AQI (US)
Lowest AQI (US) recorded in
January29AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
July40AQI (US)
Lowest AQI (US) recorded in
April27AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
July41AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
202234AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202133AQI (US)
Highest AQI (US) recorded in
February36AQI (US)
Lowest AQI (US) recorded in
April28AQI (US)
202028AQI (US)
Highest AQI (US) recorded in
March38AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Sapporo's annual 2026 AQI (US) (39) shows an average percentage change of 17.4% (worsened AQI (US)) compared to previous years: 2020 (28), 2021 (33), 2022 (34), 2023 (38), 2024 (33), 2025 (35).