Air Quality in Miri Today — Live AQI, PM2.5 & PM10, Smog, Weather and Forecast

Latest air quality data: Miri

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Pollution and air quality forecast for Miri. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Miri:

particulate matter (PM2.5) dust - 22 (Moderate)
particulate matter (PM10) suspended dust - 24 (Moderate)
ozone (O3) - 95 (Moderate)
nitrogen dioxide (NO2) - 2 (Good)
sulfur dioxide (SO2) - 3 (Good)
carbon monoxide (CO) - 517 (Good)

Real-time Air Quality Index (AQI) for Miri, Thursday, August 27, 2026: 2.

AQI 2 Moderate

What is the air quality in Miri today? Is the air polluted in Miri?. Is there smog?

Today (Thursday, August 27, 2026) air quality is moderate in Miri. Some pollutants in Miri may slightly affect very few hypersensitive individuals. Air pollutants in Miri may cause minor breathing discomfort to sensitive people.

What is the current level of PM2.5 in Miri? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 22 (Moderate) For comparison, the highest level of PM2.5 in Miri in the last 7 days was: 32 (Wednesday, August 26, 2026) and the lowest: 23 (Thursday, August 27, 2026).

What is the level of PM10 today in Miri? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Miri is: 24 (Moderate)

How is the O3 level today in Miri? (ozone (O3))
95 (Moderate)

How high is the level of NO2? (nitrogen dioxide (NO2))
2 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
3 (Good)

How high is the CO level? (carbon monoxide (CO))
517 (Good)

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

PM2,5 22 (Moderate)

PM10 24 (Moderate)

O3 95 (Moderate)

NO2 2 (Good)

SO2 3 (Good)

CO 517 (Good)

Data on air pollution from recent days in Miri

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
pm25	23 Moderate	32 Moderate	29 Moderate	26 Moderate	25 Moderate	25 Moderate	26 Moderate	32 Moderate
pm10	25 Moderate	33 Moderate	31 Moderate	28 Moderate	29 Moderate	29 Moderate	28 Moderate	34 Moderate
o3	102 Moderate	95 Moderate	109 Moderate	108 Moderate	87 Moderate	108 Moderate	93 Moderate	100 Moderate
no2	2 Good	2 Good	2 Good	1 Good	1 Good	1 Good	1 Good	2 Good
so2	2 Good	2 Good	2 Good	1 Good	2 Good	2 Good	2 Good	2 Good
co	573 Good	413 Good	570 Good	436 Good	391 Good	428 Good	463 Good	531 Good

data source »

Miri

Thursday, August 27, 2026 at 9:00 AM

PM2,5 22 (Moderate)

particulate matter (PM2.5) dust

PM10 24 (Moderate)

particulate matter (PM10) suspended dust

O3 95 (Moderate)

ozone (O3)

NO2 2 (Good)

nitrogen dioxide (NO2)

SO2 2.5 (Good)

sulfur dioxide (SO2)

CO 517 (Good)

carbon monoxide (CO)

Miri

index	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26	2026-08-27
pm25	32	26	25	25	26	29	32	23
pm10	34	28	29	29	28	31	33	25
o3	100	93	108	87	108	109	95	102
no2	1.7	1.4	1.1	1.3	1.3	1.8	1.9	1.9
so2	2.1	1.9	2.2	1.9	1.5	1.9	2	2.4
co	531	463	428	391	436	570	413	573

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

🌦️ Weather · 16-day Forecast — Miri

16-day weather forecast for Miri: today around 31°C (rain), lows near 27°C. Daily temperature and conditions, updated every day. A moderate breeze (about 15 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Miri

The UV index in Miri today is 9 (very high) — unprotected fair skin can burn in about 20 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Miri — compare nearby locations.

Tawau 19 µg/m³
Sandakan 9 µg/m³
Kuching 53 µg/m³
Kota Bharu 23 µg/m³
Kuala Lumpur 92 µg/m³
Klang 92 µg/m³
Kampung Baru Subang 92 µg/m³
Johor Bahru 33 µg/m³

Frequently asked questions

Is the air safe to breathe in Miri today?

The current average PM2.5 across Miri is about 22 µg/m³, rated “Moderate”. Air quality is acceptable, but unusually sensitive people should limit prolonged outdoor exertion.

What is the current PM2.5 level in Miri?

Right now PM2.5 in Miri averages about 22 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Miri?

Over the past week, the highest daily PM2.5 in Miri was recorded on Wednesday, August 26 (about 32 µg/m³).

What is the UV index in Miri today?

The UV index in Miri today is 9 (very high) — unprotected fair skin can burn in about 20 minutes.

Does today's wind help disperse smog in Miri?

A moderate breeze (about 15 km/h) is partially dispersing pollutants today.

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.