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Sapporo Moderate

Sapporo, Hokkaido

Updated: Sep 7, 2026, 1:00 AM

720500
Moderate

Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

Current Weather

16.3°C
Temperature
93%
Humidity
8.3
mph wind
Overcast
Conditions

Pollutant Breakdown

72
PM2.5
µg/m³ · Fine particles
24
PM10
µg/m³ · Coarse particles
17.6
Ozone
ppb · Ground-level ozone
4.7
NO₂
ppb · Nitrogen dioxide
1.5
SO₂
ppb · Sulfur dioxide
3.4
CO
ppm · Carbon monoxide

Dominant pollutant: PM25

PM2.5 Forecast (next 7 days)

Sat
9/5
66
avg
Sun
9/6
51
avg
Mon
9/7
49
avg
Tue
9/8
36
avg
Wed
9/9
52
avg
Thu
9/10
28
avg
Fri
9/11
32
avg

Health Guidance

⚠️
Unusually sensitive people: Consider reducing prolonged outdoor exertion.
General population: No restrictions for most people.
💨
Keep windows closed if AQI is Unhealthy or above. Use HEPA air purifiers indoors.

Data from: Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム), Sapporo atmospheric environment observation data breaking system (札幌市大気環境観測データ速報システム), World Air Quality Index Project

Is the air safe in Sapporo today?

The current Air Quality Index (AQI) in Sapporo is 72, which is classified as "Moderate". Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

The AQI scale runs from 0 to 500. Values of 0–50 are Good, 51–100 are Moderate, 101–150 are Unhealthy for Sensitive Groups, 151–200 are Unhealthy, 201–300 are Very Unhealthy, and 301–500 are Hazardous.

Air quality in Sapporo, Hokkaido is monitored by local environmental agencies and reported through the World Air Quality Index project. Data is updated hourly and includes PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

AQI Scale Reference

0–50
Good
51–100
Moderate
101–150
Unhealthy for Sensitive Groups
151–200
Unhealthy
201–300
Very Unhealthy
301+
Hazardous