Worst air pollution Saga, today and tomorrow
Today (16 July): Air quality in Saga is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 55.8/100).
Tomorrow (17 July 2026): Air quality in Saga is fair. NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 1:00 PM (O3: 52.1/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Saga's air quality benefits from its exceptional Kyushu Ariake Sea coastal plain position in Saga Prefecture, with consistent Ariake Sea and East China Sea maritime breezes providing reliable ventilation. Vehicle traffic on surrounding roads and the ceramics — Saga being home to the famous Imari and Arita porcelain — and agricultural corridor contribute local sources, while the outstanding coastal exposure and the distinctive ceramic kiln operations represent Saga's most culturally unique local air quality characteristic throughout most of the year.
Today - 16 July | Pollution peaks at 14:00
AQI:
Medium
55.8/100
PM2.5 (fine particles):
Good
9.6/100
PM10 (coarse particles):
Good
3.4/100
NO2 (nitrogen dioxide):
Good
8.5/100
O3 (ozone):
Medium
55.8/100
SO2 (sulfur dioxide):
Good
3.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.7/100
PM1 (ultrafine particles):
Good
10.9/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 13:00
AQI:
Medium
52.1/100
PM2.5 (fine particles):
Good
11.3/100
PM10 (coarse particles):
Good
3.5/100
NO2 (nitrogen dioxide):
Fair
20.9/100
O3 (ozone):
Medium
52.1/100
SO2 (sulfur dioxide):
Good
3.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.1/100
PM1 (ultrafine particles):
Good
12.7/100
Frequently Asked Questions
Is air quality bad in Saga right now?
On 16 July 2026, overall air quality in Saga is medium. AQI is the main air quality indicator at 55.8/100. Pollution peaks around 2:00 PM (O3: 55.8/100).
Will air quality be worse tomorrow in Saga?
On 17 July 2026, air quality conditions in Saga will be worse than today, with NO2 forecast at fair at 20.9/100. Pollution peaks around 1:00 PM (O3: 52.1/100).
When is air pollution at its worst in Saga?
In Saga, road traffic, textile and manufacturing operations, together with agricultural burning are the main local sources, with conditions worsening when the sea breeze weakens. Maritime airflow normally ventilates the area well, though calmer spells let levels rise. This natural ventilation is one reason coastal areas often see better readings than inland cities.
Are air quality levels in Saga based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app