SmogRank / Taiwan / Takao

Air quality in Kaohsiung

Takao, Taiwan. PM2.5 from 7 reference monitors, updated hourly.

14.0µg/m³
Moderate

Latest hour (20:00 UTC), 0.9× the WHO 24-hour guideline. 24-hour average 12.2 µg/m³.

Rank among 1,319 cities

24 hours#268of 1,319, at 12.2 µg/m³
7 days#411of 2,300, at 11.0 µg/m³
30 days#290of 2,313, at 12.6 µg/m³
This year#314of 2,176, at 15.4 µg/m³

Why it ranks here

Seasonal. Over the past year its worst months were January, February, March, December, averaging up to 25.4 µg/m³ against 7.6 in its cleanest month. Seasonal peaks usually come from heating, crop burning, fire or dust seasons.

Based on Kaohsiung's own measurements; causes are the usual kinds for a pattern like this, not a confirmed source.

The last 12 months, day by day

1102031Nov 2025DecJan 2026FebMarAprMayJunJulAugSepOct2025-11-01: no data2025-11-02: no data2025-11-03: no data2025-11-04: no data2025-11-05: no data2025-11-06: no data2025-11-07: no data2025-11-08: no data2025-11-09: no data2025-11-10: no data2025-11-11: no data2025-11-12: no data2025-11-13: no data2025-11-14: no data2025-11-15: no data2025-11-16: no data2025-11-17: no data2025-11-18: no data2025-11-19: 20.3 µg/m³2025-11-20: 26.1 µg/m³2025-11-21: 27.9 µg/m³2025-11-22: 30.9 µg/m³2025-11-23: 31.0 µg/m³2025-11-24: 28.7 µg/m³2025-11-25: 35.7 µg/m³2025-11-26: 35.3 µg/m³2025-11-27: 28.7 µg/m³2025-11-28: 38.9 µg/m³2025-11-29: 38.6 µg/m³2025-11-30: 31.5 µg/m³2025-12-01: 24.1 µg/m³2025-12-02: 30.0 µg/m³2025-12-03: 29.2 µg/m³2025-12-04: 27.5 µg/m³2025-12-05: 18.4 µg/m³2025-12-06: 20.3 µg/m³2025-12-07: 23.1 µg/m³2025-12-08: 27.0 µg/m³2025-12-09: 25.5 µg/m³2025-12-10: 27.0 µg/m³2025-12-11: 21.5 µg/m³2025-12-12: 28.6 µg/m³2025-12-13: 26.6 µg/m³2025-12-14: 21.3 µg/m³2025-12-15: 24.9 µg/m³2025-12-16: 28.1 µg/m³2025-12-17: 28.8 µg/m³2025-12-18: 24.6 µg/m³2025-12-19: 37.4 µg/m³2025-12-20: 20.3 µg/m³2025-12-21: 36.6 µg/m³2025-12-22: 23.6 µg/m³2025-12-23: 25.9 µg/m³2025-12-24: 34.9 µg/m³2025-12-25: 24.6 µg/m³2025-12-26: 17.4 µg/m³2025-12-27: 17.4 µg/m³2025-12-28: 17.6 µg/m³2025-12-29: 22.9 µg/m³2025-12-30: 21.8 µg/m³2025-12-31: 20.6 µg/m³2026-01-01: 15.9 µg/m³2026-01-02: 12.0 µg/m³2026-01-03: 19.5 µg/m³2026-01-04: 17.6 µg/m³2026-01-05: 23.8 µg/m³2026-01-06: 25.7 µg/m³2026-01-07: 26.3 µg/m³2026-01-08: 31.1 µg/m³2026-01-09: 34.0 µg/m³2026-01-10: 35.2 µg/m³2026-01-11: 21.7 µg/m³2026-01-12: 31.3 µg/m³2026-01-13: 27.7 µg/m³2026-01-14: 28.4 µg/m³2026-01-15: 27.5 µg/m³2026-01-16: 25.4 µg/m³2026-01-17: 24.5 µg/m³2026-01-18: 33.8 µg/m³2026-01-19: 33.8 µg/m³2026-01-20: 27.5 µg/m³2026-01-21: 15.1 µg/m³2026-01-22: 15.8 µg/m³2026-01-23: 18.3 µg/m³2026-01-24: 21.1 µg/m³2026-01-25: 23.4 µg/m³2026-01-26: 34.4 µg/m³2026-01-27: 28.5 µg/m³2026-01-28: 25.5 µg/m³2026-01-29: 23.5 µg/m³2026-01-30: 26.7 µg/m³2026-01-31: 31.1 µg/m³2026-02-01: 16.9 µg/m³2026-02-02: 23.2 µg/m³2026-02-03: 34.6 µg/m³2026-02-04: 34.7 µg/m³2026-02-05: 24.7 µg/m³2026-02-06: 14.8 µg/m³2026-02-07: 26.1 µg/m³2026-02-08: 24.2 µg/m³2026-02-09: 24.1 µg/m³2026-02-10: 21.4 µg/m³2026-02-11: 25.1 µg/m³2026-02-12: 30.8 µg/m³2026-02-13: 27.8 µg/m³2026-02-14: 23.1 µg/m³2026-02-15: 21.5 µg/m³2026-02-16: 27.9 µg/m³2026-02-17: 27.3 µg/m³2026-02-18: 17.7 µg/m³2026-02-19: 23.3 µg/m³2026-02-20: 25.5 µg/m³2026-02-21: 25.7 µg/m³2026-02-22: 21.6 µg/m³2026-02-23: 30.8 µg/m³2026-02-24: 32.9 µg/m³2026-02-25: 27.6 µg/m³2026-02-26: 21.5 µg/m³2026-02-27: 16.1 µg/m³2026-02-28: 25.7 µg/m³2026-03-01: 10.2 µg/m³2026-03-02: 7.5 µg/m³2026-03-03: 20.7 µg/m³2026-03-04: 26.0 µg/m³2026-03-05: 34.0 µg/m³2026-03-06: 21.7 µg/m³2026-03-07: 22.0 µg/m³2026-03-08: 22.2 µg/m³2026-03-09: 20.1 µg/m³2026-03-10: 19.9 µg/m³2026-03-11: 24.7 µg/m³2026-03-12: 23.0 µg/m³2026-03-13: 21.5 µg/m³2026-03-14: 23.8 µg/m³2026-03-15: 22.9 µg/m³2026-03-16: 18.5 µg/m³2026-03-17: 20.2 µg/m³2026-03-18: 16.7 µg/m³2026-03-19: 16.8 µg/m³2026-03-20: 30.0 µg/m³2026-03-21: 28.0 µg/m³2026-03-22: 23.0 µg/m³2026-03-23: 22.5 µg/m³2026-03-24: 20.2 µg/m³2026-03-25: 22.1 µg/m³2026-03-26: 18.0 µg/m³2026-03-27: 18.4 µg/m³2026-03-28: 25.1 µg/m³2026-03-29: 22.0 µg/m³2026-03-30: 19.0 µg/m³2026-03-31: 15.3 µg/m³2026-04-01: 19.3 µg/m³2026-04-02: 22.9 µg/m³2026-04-03: 15.2 µg/m³2026-04-04: 17.4 µg/m³2026-04-05: 15.2 µg/m³2026-04-06: 12.4 µg/m³2026-04-07: 11.0 µg/m³2026-04-08: 10.6 µg/m³2026-04-09: 15.2 µg/m³2026-04-10: 14.3 µg/m³2026-04-11: 18.3 µg/m³2026-04-12: 19.8 µg/m³2026-04-13: 17.4 µg/m³2026-04-14: 11.0 µg/m³2026-04-15: 10.6 µg/m³2026-04-16: 18.7 µg/m³2026-04-17: 21.0 µg/m³2026-04-18: 22.2 µg/m³2026-04-19: 25.1 µg/m³2026-04-20: 16.6 µg/m³2026-04-21: 19.0 µg/m³2026-04-22: 16.8 µg/m³2026-04-23: 21.9 µg/m³2026-04-24: 25.9 µg/m³2026-04-25: 17.1 µg/m³2026-04-26: 20.0 µg/m³2026-04-27: 15.9 µg/m³2026-04-28: 18.0 µg/m³2026-04-29: 13.5 µg/m³2026-04-30: 16.5 µg/m³2026-05-01: 19.4 µg/m³2026-05-02: 19.6 µg/m³2026-05-03: 8.0 µg/m³2026-05-04: 17.4 µg/m³2026-05-05: 24.3 µg/m³2026-05-06: 9.7 µg/m³2026-05-07: 11.7 µg/m³2026-05-08: 13.6 µg/m³2026-05-09: 19.2 µg/m³2026-05-10: 13.5 µg/m³2026-05-11: 16.1 µg/m³2026-05-12: 13.1 µg/m³2026-05-13: 16.1 µg/m³2026-05-14: 15.1 µg/m³2026-05-15: 8.0 µg/m³2026-05-16: 10.0 µg/m³2026-05-17: 9.0 µg/m³2026-05-18: 10.1 µg/m³2026-05-19: 9.5 µg/m³2026-05-20: 9.8 µg/m³2026-05-21: no data2026-05-22: no data2026-05-23: no data2026-05-24: no data2026-05-25: no data2026-05-26: 10.0 µg/m³2026-05-27: 9.3 µg/m³2026-05-28: 8.2 µg/m³2026-05-29: 10.1 µg/m³2026-05-30: 10.4 µg/m³2026-05-31: 19.1 µg/m³2026-06-01: 22.4 µg/m³2026-06-02: 20.3 µg/m³2026-06-03: 10.0 µg/m³2026-06-04: 3.0 µg/m³2026-06-05: 4.9 µg/m³2026-06-06: 11.4 µg/m³2026-06-07: 6.8 µg/m³2026-06-08: 3.2 µg/m³2026-06-09: 4.2 µg/m³2026-06-10: 5.5 µg/m³2026-06-11: 4.9 µg/m³2026-06-12: 5.7 µg/m³2026-06-13: 7.9 µg/m³2026-06-14: 4.4 µg/m³2026-06-15: 4.2 µg/m³2026-06-16: 4.4 µg/m³2026-06-17: 4.7 µg/m³2026-06-18: 6.2 µg/m³2026-06-19: 8.8 µg/m³2026-06-20: 12.1 µg/m³2026-06-21: 9.3 µg/m³2026-06-22: 6.8 µg/m³2026-06-23: 5.7 µg/m³2026-06-24: 8.3 µg/m³2026-06-25: 8.7 µg/m³2026-06-26: 4.2 µg/m³2026-06-27: 5.3 µg/m³2026-06-28: 5.5 µg/m³2026-06-29: 8.2 µg/m³2026-06-30: 9.5 µg/m³2026-07-01: 8.9 µg/m³2026-07-02: 8.6 µg/m³2026-07-03: 6.0 µg/m³2026-07-04: 4.5 µg/m³2026-07-05: 2.6 µg/m³2026-07-06: 2.4 µg/m³2026-07-07: 2.4 µg/m³2026-07-08: 4.5 µg/m³2026-07-09: 6.4 µg/m³2026-07-10: 12.5 µg/m³2026-07-11: 12.3 µg/m³2026-07-12: 8.1 µg/m³2026-07-13: 6.3 µg/m³2026-07-14: 6.5 µg/m³2026-07-15: 7.2 µg/m³2026-07-16: 5.6 µg/m³2026-07-17: 7.7 µg/m³2026-07-18: 5.2 µg/m³2026-07-19: 6.6 µg/m³2026-07-20: 9.0 µg/m³2026-07-21: 13.3 µg/m³2026-07-22: 14.3 µg/m³2026-07-23: 14.2 µg/m³2026-07-24: 16.3 µg/m³2026-07-25: 7.8 µg/m³2026-07-26: 6.8 µg/m³2026-07-27: 3.8 µg/m³2026-07-28: 8.5 µg/m³2026-07-29: 13.3 µg/m³2026-07-30: 8.8 µg/m³2026-07-31: 10.2 µg/m³2026-08-01: 6.7 µg/m³2026-08-02: 4.9 µg/m³2026-08-03: 5.6 µg/m³2026-08-04: 9.8 µg/m³2026-08-05: 9.3 µg/m³2026-08-06: 14.8 µg/m³2026-08-07: 17.0 µg/m³2026-08-08: 18.0 µg/m³2026-08-09: 16.7 µg/m³2026-08-10: 17.0 µg/m³2026-08-11: 19.3 µg/m³2026-08-12: 15.8 µg/m³2026-08-13: 13.4 µg/m³2026-08-14: 7.7 µg/m³2026-08-15: 6.2 µg/m³2026-08-16: 6.4 µg/m³2026-08-17: 7.3 µg/m³2026-08-18: 10.4 µg/m³2026-08-19: 7.0 µg/m³2026-08-20: 3.0 µg/m³2026-08-21: 2.9 µg/m³2026-08-22: 3.0 µg/m³2026-08-23: 3.0 µg/m³2026-08-24: 4.1 µg/m³2026-08-25: 5.4 µg/m³2026-08-26: 10.4 µg/m³2026-08-27: 10.5 µg/m³2026-08-28: 9.3 µg/m³2026-08-29: 5.2 µg/m³2026-08-30: 4.6 µg/m³2026-08-31: 4.1 µg/m³2026-09-01: 3.5 µg/m³2026-09-02: 8.4 µg/m³2026-09-03: 5.1 µg/m³2026-09-04: 7.9 µg/m³2026-09-05: 8.2 µg/m³2026-09-06: 10.6 µg/m³2026-09-07: 11.5 µg/m³2026-09-08: 13.8 µg/m³2026-09-09: 15.3 µg/m³2026-09-10: 16.2 µg/m³2026-09-11: 24.4 µg/m³2026-09-12: 22.3 µg/m³2026-09-13: 13.8 µg/m³2026-09-14: 10.3 µg/m³2026-09-15: 10.3 µg/m³2026-09-16: 14.0 µg/m³2026-09-17: 17.2 µg/m³2026-09-18: 14.2 µg/m³2026-09-19: 13.3 µg/m³2026-09-20: 14.0 µg/m³2026-09-21: 10.0 µg/m³2026-09-22: 10.6 µg/m³2026-09-23: 13.0 µg/m³2026-09-24: 14.9 µg/m³2026-09-25: 14.8 µg/m³2026-09-26: 12.4 µg/m³2026-09-27: 8.2 µg/m³2026-09-28: 9.1 µg/m³2026-09-29: 8.4 µg/m³2026-09-30: 13.4 µg/m³2026-10-01: no data
177 of 320 measured days were over the WHO 24-hour guideline (15 µg/m³). One row per month, one square per local day.
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

Last 4 days, hour by hour

15302026-10-01 03:00 UTC: 12.0 µg/m³2026-10-01 04:00 UTC: 11.0 µg/m³2026-10-01 05:00 UTC: 15.5 µg/m³2026-10-01 06:00 UTC: 15.0 µg/m³2026-10-01 07:00 UTC: 14.0 µg/m³2026-10-01 08:00 UTC: 11.0 µg/m³2026-10-01 09:00 UTC: 13.0 µg/m³2026-10-01 10:00 UTC: 11.0 µg/m³2026-10-01 11:00 UTC: 9.0 µg/m³2026-10-01 12:00 UTC: 12.0 µg/m³2026-10-01 13:00 UTC: 11.0 µg/m³2026-10-01 14:00 UTC: 13.0 µg/m³2026-10-01 15:00 UTC: 11.0 µg/m³2026-10-01 16:00 UTC: 10.0 µg/m³2026-10-01 17:00 UTC: 13.0 µg/m³2026-10-01 18:00 UTC: 14.0 µg/m³2026-10-01 19:00 UTC: 11.0 µg/m³2026-10-01 20:00 UTC: 14.0 µg/m³Sep 28Sep 29Sep 30Oct 1
Times in UTC. Dashed line: WHO 24-hour guideline (15 µg/m³).

Its world rank, day by day

#1#2207NovDecJanFebMarAprMayJunJulAugSep
Rank on each day's board (1 = most polluted city that day).

2026 against 2025, month by month

15Jan 2025: 29.6 µg/m³Jan 2026: 25.4 µg/m³JanFeb 2025: 30.3 µg/m³Feb 2026: 24.9 µg/m³FebMar 2025: 20.4 µg/m³Mar 2026: 21.2 µg/m³MarApr 2025: 19.1 µg/m³Apr 2026: 17.3 µg/m³AprMay 2025: 9.8 µg/m³May 2026: 13.1 µg/m³MayJun 2025: 6.9 µg/m³Jun 2026: 7.6 µg/m³JunJul 2026: 8.1 µg/m³JulAug 2026: 9.0 µg/m³AugSep 2025: 9.9 µg/m³Sep 2026: 12.3 µg/m³SepOct 2025: 14.5 µg/m³OctNov 2025: 31.1 µg/m³NovDec 2025: 25.1 µg/m³Dec
Faded bars: 2025. A month shows once it has 10 measured days.

This week against past years

This weekThis week: 11.0 µg/m³11.020252025: 11.3 µg/m³11.320242024: 13.2 µg/m³13.2
Mean PM2.5 for 25 Sept to 1 Oct in each year. Dashed line: WHO 24-hour guideline.

Monitors

StationOperatorType
高雄市 - 左營OGDL-Taiwan 1.0TaiwanReference
高雄市 - 仁武OGDL-Taiwan 1.0TaiwanReference
高雄市 - 小港OGDL-Taiwan 1.0TaiwanReference
高雄市 - 復興OGDL-Taiwan 1.0TaiwanReference
高雄市 - 前金OGDL-Taiwan 1.0TaiwanReference
高雄市 - 前鎮OGDL-Taiwan 1.0TaiwanReference
高雄市 - 鳳山OGDL-Taiwan 1.0TaiwanReference

The city's value is the median of its reference monitors each hour; low-cost sensors are listed but not counted when reference monitors exist. Data via OpenAQ; licences as listed. How we rank. Embed this on your site.

Other cities in Taiwan

30-day averages, µg/m³. All of Taiwan.

Updated 2026-10-01 22:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.