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Annan District Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Tainan

Last Updated: 2025-10-21 09:16:51 AM (Local Time)

location image
Live AQI
66(AQI-US)
Air Quality is
Moderate
pm10 :  19 µg/m³
PM2.5 :  17 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Annan District
partly cloudy

25 °C

Partly Cloudy
Humidity
Humidity76 %

Wind Speed
Wind Speed26 km/h

UV Index
UV Index1
Last Updated: 2025-10-21 09:16:51 AM (Local Time)


Map

Annan District

Major Air Pollutants

Annan District

AQI Graph

Historical Air Quality Data

Annan District

Annan District
AQI
.
20-10-2025Time21-10-2025
55
Min.at 9:22 AM on 20th Oct
93
Max.at 5:04 PM on 20th Oct

Download 2024 Annual Data

World Air Quality Report

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AQI Trends - Annual Air Quality Changes

Annan District, Tainan, Taiwan

Year
.
AQI


Annual AQI Trends

2020
58AQI
2021
65AQI
12%
Rise
2022
59AQI
-9%
Fall
2023
64AQI
8%
Rise
2024
61AQI
-5%
Fall
2025
56AQI
-8%
Fall
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
0%
No Change

Most & Least Polluted Months

Most PollutedFebruary, 2021106AQI

Least PollutedJuly, 202229AQI

* This data analysis is from year 2020 - 2025

Annan District's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
66
17
19
26
74

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