Air Quality in Chiayi City, Taiwan

Partly Cloudy
28.9°C · 63.8% humidity
28.9°
Feels 33.3°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
20 3am
20
20
25 6am
24
23
24 9am
21
23
23 12pm
22
22
22 3pm
22
22
22 6pm
22
22
20 9pm
20
20
20 12am
20
20
Station readings 24h ago
AQI 22
PM2.5 5.3 µg/m³ · 24h ago
AD 728×90

Air Quality Index Trend

49h · 4 stn

Chiayi 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.

63.8%
Humidity
13.5 km/h
Wind N
1004.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.94 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Chiayi City?

Temperature & Precipitation

PM2.5 Trend

49h · 4 stations
PM2.55.94 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
5.94
Median
7.47
Average
4.8
Low
13.1
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +0.1

What is the 7-day forecast for Chiayi City?

06-08
32.2° 26.1°
1.0 mm
06-09
36.2° 25.5°
5.56 mm
06-10
26.1° 24.7°
5.06 mm
06-11
32.5° 25.5°
7.69 mm
06-12
31.5° 25.3°
8.38 mm
06-13
28.0° 24.6°
3.88 mm
06-14
31.5° 25.4°
2.56 mm
Both models agree Avg diff: 1.6°C

Where are air quality stations near Chiayi City?

31
Chiayi, Taiwan (嘉義)
2.0 km PM2.5: 7.4 µg/m³
13
Chiayi, Taiwan (嘉義)
2.0 km PM2.5: 3.1 µg/m³
58
Chiayi, Taiwan (嘉義)
2.0 km PM2.5: 15.4 µg/m³
17
Xingang, Taiwan (新港)
13.5 km PM2.5: 4.1 µg/m³
54
Xingang, Taiwan (新港)
13.5 km PM2.5: 13.5 µg/m³
21
Puzi, Taiwan (朴子)
20.6 km PM2.5: 5.0 µg/m³
34
Xinying, Taiwan (新營)
23.5 km PM2.5: 8.2 µg/m³
6
Xinying, Taiwan (新營)
23.5 km PM2.5: 1.4 µg/m³

What cities are near Chiayi City?

29 Taibao 28 Xingang 28 Beigang 41 Xinying 34 Douliu 31 Citong 41 Budai 31 Xiluo 33 Linnei 33 Zhushan
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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 2026-06-08T22:13 UTC.