Air Quality in Kōriyama, Japan
Drizzle
17.0°C · 86.9% humidity
17.0°
Feels 17.0°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Kōriyama's air quality — share it
AQI Forecast
24
6am
24
24
35
9am
42
60
38
12pm
37
29
35
3pm
28
26
26
6pm
25
25
25
9pm
25
25
25
12am
25
27
27
3am
27
27
Air Quality Index Trend
39h · 2 stnKōriyama's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions. Current PM2.5 concentration in Kōriyama is 1.7× the WHO annual guideline of 5 µg/m³.
86.9%
Humidity
30.8 km/h
Wind SSE
997.2 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.31 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Kōriyama?
Temperature & Precipitation
PM2.5 Trend
39h · 2 stationsPM2.58.31 µg/m³
✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX14.9
Extreme
What is the 7-day forecast for Kōriyama?
05-29
20.5° 14.3°
8.44 mm
05-30
20.1° 12.2°
8.94 mm
05-31
22.4° 13.1°
0.13 mm
06-01
20.5° 14.9°
1.31 mm
06-02
22.5° 13.9°
06-03
21.4° 15.9°
4.62 mm
06-04
22.8° 12.1°
5.87 mm
Both models agree
Avg diff: 2.2°C
Where are air quality stations near Kōriyama?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:20 UTC.