Macau: Air Quality Today — AQI Index, Smog, Pollen, UV and City Forecasts

1 weather warning in effect for Macau ⛈️ Thunderstorms

📍 Locations The latest data Last 7 days ☀️ UV Index 🌊 Sea Temperature 🌦️ Weather ❓ FAQ

Locations

Macao

10 PM2.5 µg/m³

Good

PM10 12 NO₂ 18 O₃ 82

Current data Thursday, August 27, 2026 at 9:00 AM

PM2,5 10 (Good)

PM10 12 (Good)

O3 82 (Moderate)

NO2 18 (Good)

SO2 3 (Good)

CO 267 (Good)

index	2026-08-27	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20
PM2,5	14 Moderate	15 Moderate	15 Moderate	15 Moderate	25 Moderate	19 Moderate	13 Moderate	13 Moderate
PM10	16 Good	20 Moderate	19 Good	19 Good	29 Moderate	23 Moderate	17 Good	15 Good
O3	92 Moderate	78 Moderate	89 Moderate	78 Moderate	83 Moderate	106 Moderate	79 Moderate	62 Good
NO2	19 Good	20 Good	14 Good	19 Good	26 Good	19 Good	17 Good	33 Good
SO2	4 Good	8 Good	4 Good	4 Good	6 Good	4 Good	6 Good	27 Good
CO	241 Good	181 Good	177 Good	219 Good	271 Good	272 Good	217 Good	202 Good

data source »

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0

Frequently asked questions

Is the air safe to breathe in Macau today?

The current average PM2.5 across Macau is about 10 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Macau?

Right now PM2.5 in Macau averages about 10 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.

☀️ UV Index · 16-day Forecast — Macau

The UV index in Macau today is 8.7 (very high) — unprotected fair skin can burn in about 25 minutes.

🌊 Sea Temperature · 16-day Forecast — Macau

The sea temperature at Macau today is about 32°C.

🌊 Sea Temperature By Month — Macau

17° Jan

19° Feb

21° Mar

26° Apr

28° May

31° Jun

32° Jul

32° Aug

31° Sep

28° Oct

24° Nov

20° Dec

The sea around Macau is warmest in July (about 32°C) and coldest in January (about 17°C) — long-term monthly averages.

🌦️ Weather · 16-day Forecast — Macau

16-day weather forecast for Macau: today around 32°C (rain), lows near 29°C. Daily temperature and conditions, updated every day.