Air Quality in Chiayi City, Taiwan
Rain
27.8°C · 79.0% humidity
27.8°
Feels 33.6°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Chiayi City's air quality — share it
AQI Forecast
Calibrated
42
4pm
42
42
40
7pm
42
69
49
10pm
49
42
49
1am
49
49
49
4am
49
49
69
7am
69
49
49
10am
69
69
69
1pm
81
81
Station readings
4h ago
AQI 48
PM2.5 11.5 µg/m³ · 4h ago
CAMS model
adj +15
27
27
27
27
27
54
34
34
27
34
34
34
34
34
34
54
54
34
34
54
54
54
66
66
Air Quality Index Trend
4h · 1 stnChiayi City'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.
79.0%
Humidity
17.3 km/h
Wind SW
1004.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.74 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Chiayi City?
Temperature & Precipitation
PM2.5 Trend
4h · 1 stationPM2.59.74 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (4 stations within 25 km)
9.74
Median
8.97
Average
7.7
Low
9.8
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +0.3
What is the 7-day forecast for Chiayi City?
09-05
30.8° 24.8°
15.63 mm
09-06
31.0° 25.0°
4.44 mm
09-07
33.7° 24.6°
3.5 mm
09-08
31.2° 25.4°
4.0 mm
09-09
34.3° 25.1°
50.56 mm
09-10
33.0° 25.8°
1.56 mm
09-11
30.4° 26.2°
6.25 mm
Both models agree
Avg diff: 1.6°C
Where are air quality stations near Chiayi City?
What cities are near Chiayi City?
Get AQI alerts for Chiayi City
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T11:14 UTC.