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

Latest air quality data: Johor Bahru

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

particulate matter (PM2.5) dust - 33 (Moderate)
particulate matter (PM10) suspended dust - 36 (Moderate)
ozone (O3) - 54 (Good)
nitrogen dioxide (NO2) - 45 (Moderate)
sulfur dioxide (SO2) - 26 (Good)
carbon monoxide (CO) - 536 (Good)

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

AQI 2 Moderate

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

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

What is the current level of PM2.5 in Johor Bahru? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 33 (Moderate) For comparison, the highest level of PM2.5 in Johor Bahru in the last 7 days was: 41 (Wednesday, August 26, 2026) and the lowest: 20 (Saturday, August 22, 2026).

What is the level of PM10 today in Johor Bahru? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Johor Bahru is: 36 (Moderate)

How is the O3 level today in Johor Bahru? (ozone (O3))
54 (Good)

How high is the level of NO2? (nitrogen dioxide (NO2))
45 (Moderate)

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

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

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

PM2,5 33 (Moderate)

PM10 36 (Moderate)

O3 54 (Good)

NO2 45 (Moderate)

SO2 26 (Good)

CO 536 (Good)

Data on air pollution from recent days in Johor Bahru

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	35 Unhealthy for Sensitive Groups	41 Unhealthy for Sensitive Groups	30 Moderate	31 Moderate	29 Moderate	20 Moderate	20 Moderate	28 Moderate
pm10	39 Moderate	47 Moderate	34 Moderate	36 Moderate	34 Moderate	23 Moderate	24 Moderate	30 Moderate
o3	64 Good	69 Good	75 Moderate	83 Moderate	80 Moderate	68 Good	60 Good	63 Good
no2	53 Moderate	45 Moderate	34 Good	33 Good	28 Good	30 Good	31 Good	38 Good
so2	30 Good	27 Good	20 Good	20 Good	18 Good	18 Good	18 Good	24 Good
co	680 Good	745 Good	616 Good	545 Good	519 Good	576 Good	400 Good	660 Good

data source »

Johor Bahru

Thursday, August 27, 2026 at 9:00 AM

PM2,5 33 (Moderate)

particulate matter (PM2.5) dust

PM10 36 (Moderate)

particulate matter (PM10) suspended dust

O3 54 (Good)

ozone (O3)

NO2 45 (Moderate)

nitrogen dioxide (NO2)

SO2 26 (Good)

sulfur dioxide (SO2)

CO 536 (Good)

carbon monoxide (CO)

Johor Bahru

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	28	20	20	29	31	30	41	35
pm10	30	24	23	34	36	34	47	39
o3	63	60	68	80	83	75	69	64
no2	38	31	30	28	33	34	45	53
so2	24	18	18	18	20	20	27	30
co	660	400	576	519	545	616	745	680

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

🌦️ Weather · 16-day Forecast — Malaysia

16-day weather forecast for Malaysia: today around 31°C (rain), lows near 26°C. Daily temperature and conditions, updated every day. Wind is light today (about 7 km/h) — pollutants can build up near the ground.

☀️ UV Index · 16-day Forecast — Malaysia

The UV index in Malaysia today is 8.9 (very high) — unprotected fair skin can burn in about 20 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Johor Bahru — compare nearby locations.

Kota Bharu 23 µg/m³
Kuala Lumpur 92 µg/m³
Klang 92 µg/m³
Kampung Baru Subang 92 µg/m³
Subang Jaya 92 µg/m³
Ipoh 49 µg/m³
Kuching 53 µg/m³
Kota Kinabalu 16 µg/m³

Frequently asked questions

Is the air safe to breathe in Johor Bahru today?

The current average PM2.5 across Johor Bahru is about 33 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 Johor Bahru?

Right now PM2.5 in Johor Bahru averages about 33 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 Johor Bahru?

Over the past week, the highest daily PM2.5 in Johor Bahru was recorded on Wednesday, August 26 (about 41 µg/m³).

What is the UV index in Johor Bahru today?

The UV index in Johor Bahru today is 8.9 (very high) — unprotected fair skin can burn in about 20 minutes.

Does today's wind help disperse smog in Johor Bahru?

Wind is light today (about 7 km/h) — pollutants can build up near the ground.

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.