Air Quality in Kōriyama, Japan

Heavy Rain
17.9°C · 99.3% humidity
17.9°
Feels 17.9°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast
25 5am
24
24
8 8am
13
17
19 11am
21
22
23 2pm
23
24
24 5pm
24
25
25 8pm
27
27
27 11pm
27
27
27 2am
27
27
AD 728×90

Air Quality Index Trend

44h · 3 stn

Kōriyama'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.

99.3%
Humidity
38.1 km/h
Wind NE
1005.0 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
8
1.95 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Kōriyama?

Temperature & Precipitation

PM2.5 Trend

44h · 3 stations
PM2.51.95 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX6.9
High
AD 300×250
Station readings (2 stations within 25 km)
1.95
Median
1.95
Average
1.7
Low
2.2
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +7.7

What is the 7-day forecast for Kōriyama?

07-21
27.2° 18.5°
19.81 mm
07-22
21.7° 17.9°
56.13 mm
07-23
20.9° 15.4°
1.31 mm
07-24
22.2° 20.0°
2.44 mm
07-25
26.5° 14.8°
5.75 mm
07-26
23.2° 14.8°
1.44 mm
07-27
25.8° 18.9°
6.5 mm
Both models agree Avg diff: 4.1°C

Where are air quality stations near Kōriyama?

56
Haga, Koriyama, Fukushima, Japan (芳賀郡山市)
1.5 km PM2.5: 14.5 µg/m³
34
Daishin, Kōriyama-shi, Fukushima-ken, Japan (台新郡山市)
3.6 km PM2.5: 8.2 µg/m³

What cities are near Kōriyama?

8 Miharu 8 Motomiya 8 Sukagawa 8 Funehikimachi-funehiki 8 Tamura 8 Nihommatsu 8 Yabuki 46 Ishikawa 41 Shirakawa 41 Kumakura
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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 2026-07-21T23:16 UTC.