Air Quality in Hayama, Japan

Rain
18.1°C · 72.0% humidity
18.1°
Feels 18.1°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
24 stations

Nearby Monitoring Stations

AQI Forecast
34 5am
34
34
35 8am
54
66
66 11am
66
54
54 2pm
54
54
54 5pm
54
54
54 8pm
54
54
54 11pm
54
54
54 2am
54
54
AD 728×90

Air Quality Index Trend

48h · 1 stn

Hayama'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.

72.0%
Humidity
51.7 km/h
Wind ENE
1017.2 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
35
8.29 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.58.29 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
8.29
Median
8.27
Average
4.1
Low
15.0
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -0.9
05-29
21.1° 19.3°
1.56 mm
05-30
20.7° 18.1°
4.13 mm
05-31
21.4° 19.8°
0.44 mm
06-01
22.5° 20.1°
06-02
23.2° 19.2°
06-03
22.1° 21.1°
0.62 mm
06-04
21.3° 19.2°
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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 2026-05-29T23:35 UTC.