Air Quality in Yilan, Taiwan
Cloudy
24.0°C · 88.0% humidity
24.0°
Feels 24.0°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Yilan's air quality — share it
AQI Forecast
Calibrated
33
4pm
33
33
54
7pm
48
47
42
10pm
40
37
36
1am
35
34
34
4am
35
35
34
7am
34
36
43
10am
43
63
63
1pm
63
63
Station readings
4h ago
AQI 33
PM2.5 7.9 µg/m³ · 4h ago
Air Quality Index Trend
45h · 11 stnYilan'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.
88.0%
Humidity
24.6 km/h
Wind WNW
1005.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.5 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Yilan?
Temperature & Precipitation
PM2.5 Trend
45h · 11 stationsPM2.513.5 µg/m³
✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
13.5
Median
13.5
Average
13.5
Low
13.5
High
PM2.5 µg/m³ · Model: 9.65 · Bias: -3.8
What is the 7-day forecast for Yilan?
09-05
28.5° 23.2°
5.31 mm
09-06
29.8° 21.8°
1.25 mm
09-07
29.8° 19.2°
0.38 mm
09-08
28.8° 21.0°
2.81 mm
09-09
30.3° 22.6°
50.19 mm
09-10
29.6° 20.8°
12.5 mm
09-11
26.0° 20.8°
13.87 mm
Both models agree
Avg diff: 2.0°C
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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 2026-09-05T11:13 UTC.