Air Quality in Shiraoi, Japan
Cloudy
9.2°C · 89.0% humidity
9.2°
Feels 8.2°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Shiraoi's air quality — share it
AQI Forecast
24
2am
24
24
32
5am
30
28
27
8am
26
26
25
11am
25
25
24
2pm
25
27
27
5pm
27
25
25
8pm
25
25
25
11pm
27
27
Air Quality Index Trend
44h · 3 stnShiraoi'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 Shiraoi is 1.5× the WHO annual guideline of 5 µg/m³.
89.0%
Humidity
7.6 km/h
Wind NE
1018.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.68 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Shiraoi?
Temperature & Precipitation
PM2.5 Trend
44h · 3 stationsPM2.57.68 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Shiraoi?
05-28
11.9° 9.2°
37.56 mm
05-29
12.6° 10.9°
9.31 mm
05-30
12.1° 11.1°
0.75 mm
05-31
12.1° 10.6°
06-01
14.2° 12.5°
0.06 mm
06-02
14.0° 10.9°
0.19 mm
06-03
12.4° 12.1°
3.19 mm
Both models agree
Avg diff: 1.9°C
Where are air quality stations near Shiraoi?
21
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
38
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
39
Nisshinchō, Tomakomai-shi, Hokkaidō, Japan (糸井苫小牧市)
What cities are near Shiraoi?
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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 2026-05-28T20:09 UTC.