Hassamu 2 Jo, Sapporo, Hokkaido, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Hassamu 2 Jo, Sapporo, Hokkaido, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (8th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Mar - 8th Mar 2026
Hassamu 2 Jo, Sapporo, Hokkaido, Japan
6 AM7th Mar 2026
5 PM
5 AM8th Mar 2026
57AQI
14AQI
60AQI
40AQI
In the last 24 hours,
Hassamu 2 Jo's AQI reached its highest point of 60 at 3 AM during the Night, while the lowest point, 14, was recorded at 3 PM during the Day between 7th Mar and 8th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Hassamu 2 Jo, Sapporo, Hokkaido, Japan
-10°C-14/-6°C
-9°C-14/-4°C
-7°C-10/-4°C
-5°C-11/1°C
-2°C-8/1°C
-6°C-9/-3°C
-3°C-9/0°C
-3°C-7/1°C
1°C-5/4°C
-4°C-9/-1°C
-6°C-11/0°C
-2°C-7/2°C
-4°C-10/-2°C
-6°C-13/0°C
-1°C-6/3°C
2°C0/4°C
1°C-3/3°C
-2°C-5/2°C
-4°C-9/1°C
-2°C-7/3°C
0°C-2/3°C
1°C0/3°C
-1°C-4/0°C
-2°C-4/1°C
-1°C-3/2°C
0°C-3/2°C
1°C-1/3°C
1°C-2/3°C
1°C-1/2°C
-1°C-7/0°C
54AQI
36AQI
48AQI
36AQI
2026 Days Vs Air Quality
Hassamu 2 Jo, Sapporo, Hokkaido, Japan
88%
59
12%
8
Total number of days with different AQI categories in last 68 days in 2026 (297 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2026, 88% of 68 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
Hassamu 2 Jo, Sapporo, Hokkaido, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI (US)
29AQI (US)
23AQI (US)
30AQI (US)
29AQI (US)
32AQI (US)
28AQI (US)
30AQI (US)
26AQI (US)
28AQI (US)
31AQI (US)
21AQI (US)
28AQI (US)
37AQI (US)
32AQI (US)
44AQI (US)
28AQI (US)
39AQI (US)
38AQI (US)
34AQI (US)
16AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
22AQI (US)
43AQI (US)
31AQI (US)
30AQI (US)
28AQI (US)
40AQI (US)
45AQI (US)
31AQI (US)
38AQI (US)
32AQI (US)
33AQI (US)
33AQI (US)
27AQI (US)
23AQI (US)
25AQI (US)
43AQI (US)
49AQI (US)
65AQI (US)
20AQI (US)
20AQI (US)
62AQI (US)
54AQI (US)
31AQI (US)
22AQI (US)
19AQI (US)
32AQI (US)
35AQI (US)
45AQI (US)
42AQI (US)
34AQI (US)
24AQI (US)
47AQI (US)
38AQI (US)
33AQI (US)
46AQI (US)
39AQI (US)
83AQI (US)
50AQI (US)
64AQI (US)
65AQI (US)
53AQI (US)
48AQI (US)
55AQI (US)
31AQI (US)
36AQI (US)
57AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
March57AQI (US)
Lowest AQI (US) recorded in
January31AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
November43AQI (US)
Lowest AQI (US) recorded in
April26AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
April42AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202333AQI (US)
Highest AQI (US) recorded in
March44AQI (US)
Lowest AQI (US) recorded in
September25AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202128AQI (US)
Highest AQI (US) recorded in
June33AQI (US)
Lowest AQI (US) recorded in
January24AQI (US)
202019AQI (US)
Highest AQI (US) recorded in
December22AQI (US)
Lowest AQI (US) recorded in
September16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Hassamu 2 Jo's annual 2026 AQI (US) (36) shows an average percentage change of 25.8% (worsened AQI (US)) compared to previous years: 2020 (19), 2021 (28), 2022 (31), 2023 (33), 2024 (33), 2025 (35).