Air Quality in Iiyama, Japan

Rain
18.1°C · 96.4% humidity
18.1°
Feels 18.1°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 8am
27
27
41 11am
37
34
32 2pm
31
30
29 5pm
28
35
55 8pm
54
54
54 11pm
54
54
54 2am
54
54
54 5am
34
27
AD 728×90

Air Quality Index Trend

43h · 1 stn

Iiyama'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.

96.4%
Humidity
30.7 km/h
Wind SSE
1004.0 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
41
9.75 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

43h · 1 station
PM2.59.75 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
07-22
26.2° 16.0°
10.25 mm
07-23
21.0° 12.8°
1.44 mm
07-24
20.0° 18.7°
2.94 mm
07-25
23.5° 15.4°
16.94 mm
07-26
21.7° 16.1°
1.56 mm
07-27
22.6° 16.1°
5.69 mm
07-28
21.7° 18.1°
9.25 mm
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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 2026-07-22T02:15 UTC.