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

1 weather warning in effect for Thailand 🌧️ Heavy rain

Latest air quality data: Bangkok

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

particulate matter (PM2.5) dust - 3 (Good)
particulate matter (PM10) suspended dust - 3 (Good)
ozone (O3) - 41 (Good)
nitrogen dioxide (NO2) - 8 (Good)
sulfur dioxide (SO2) - 4 (Good)
carbon monoxide (CO) - 807 (Good)

Real-time Air Quality Index (AQI) for Bangkok, Thursday, August 27, 2026: 1.

AQI 1 Good

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

Today (Thursday, August 27, 2026) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Bangkok.

What is the current level of PM2.5 in Bangkok? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 3 (Good) For comparison, the highest level of PM2.5 in Bangkok in the last 7 days was: 9 (Tuesday, August 25, 2026) and the lowest: 3 (Thursday, August 27, 2026).

What is the level of PM10 today in Bangkok? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Bangkok is: 3 (Good) The highest PM10 values usually occur in month: 248 (December 2016). The lowest value of particulate matter PM10 pollution in Bangkok is usually recorded in: June (25).

How is the O3 level today in Bangkok? (ozone (O3))
41 (Good)

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

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

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

Current data Thursday, August 27, 2026 at 8:00 AM

PM2,5 3 (Good)

PM10 3 (Good)

O3 41 (Good)

NO2 8 (Good)

SO2 4 (Good)

CO 807 (Good)

Data on air pollution from recent days in Bangkok

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	3 Good	5 Good	9 Good	6 Good	4 Good	3 Good	7 Good	4 Good
pm10	3 Good	6 Good	11 Good	7 Good	5 Good	4 Good	9 Good	4 Good
o3	44 Good	42 Good	37 Good	38 Good	38 Good	39 Good	45 Good	46 Good
no2	8 Good	10 Good	15 Good	11 Good	7 Good	7 Good	10 Good	9 Good
so2	3 Good	4 Good	5 Good	4 Good	3 Good	3 Good	4 Good	4 Good
co	550 Good	560 Good	476 Good	428 Good	513 Good	536 Good	740 Good	653 Good

data source »

Air pollution in Bangkok from December 2016 to May 2020

index	2020-05	2020-04	2020-03	2020-02	2020-01	2019-12	2019-11	2019-10	2019-09	2019-08	2019-07	2019-06	2018-01	2017-12	2017-11	2017-10	2017-07	2017-06	2017-05	2017-04	2017-03	2017-02	2017-01	2016-11	2016-10	2016-09	2016-08	2016-07	2016-06	2016-05	2016-04	2016-03	2016-02	2016-01	2015-12	2015-11	2015-10	2019-05	2019-04	2019-03	2019-02	2019-01	2018-12	2018-11	2018-10	2018-09	2018-08	2018-07	2018-06	2018-05	2018-04	2018-03	2018-02	2017-09	2017-08	2016-12
no2:ppm	0.01 (Good)	0.01 (Good)	0.02 (Good)	0.03 (Good)	0.03 (Good)	0.04 (Good)	0.04 (Good)	0.03 (Good)	0.03 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.04 (Good)	0.04 (Good)	0.03 (Good)	0.03 (Good)	0.02 (Good)	0.02 (Good)	0.03 (Good)	0.02 (Good)	0.03 (Good)	0.04 (Good)	0.04 (Good)	0.03 (Good)	- (Good)	- (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.03 (Good)	0.04 (Good)	0.03 (Good)	0.04 (Good)	0.04 (Good)	0.04 (Good)	0.03 (Good)	0.02 (Good)	0.03 (Good)	0.03 (Good)	0.05 (Good)	0.04 (Good)	0.04 (Good)	0.04 (Good)	0.03 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.03 (Good)	0.03 (Good)	0.03 (Good)	0.03 (Good)	0.02 (Good)	0.02 (Good)	- (Good)
pm10	32 (Moderate)	41 (Moderate)	49 (Moderate)	77 (Unhealthy for Sensitive Groups)	70 (Unhealthy for Sensitive Groups)	63 (Unhealthy for Sensitive Groups)	59 (Unhealthy for Sensitive Groups)	51 (Unhealthy for Sensitive Groups)	53 (Unhealthy for Sensitive Groups)	38 (Moderate)	50 (Moderate)	51 (Unhealthy for Sensitive Groups)	61 (Unhealthy for Sensitive Groups)	50 (Unhealthy for Sensitive Groups)	50 (Moderate)	52 (Unhealthy for Sensitive Groups)	34 (Moderate)	38 (Moderate)	38 (Moderate)	43 (Moderate)	52 (Unhealthy for Sensitive Groups)	64 (Unhealthy for Sensitive Groups)	61 (Unhealthy for Sensitive Groups)	56 (Unhealthy for Sensitive Groups)	29 (Moderate)	26 (Moderate)	61 (Unhealthy for Sensitive Groups)	28 (Moderate)	25 (Moderate)	28 (Moderate)	44 (Moderate)	58 (Unhealthy for Sensitive Groups)	69 (Unhealthy for Sensitive Groups)	50 (Moderate)	64 (Unhealthy for Sensitive Groups)	46 (Moderate)	53 (Unhealthy for Sensitive Groups)	60 (Unhealthy for Sensitive Groups)	38 (Moderate)	49 (Moderate)	51 (Unhealthy for Sensitive Groups)	88 (Unhealthy)	75 (Unhealthy for Sensitive Groups)	72 (Unhealthy for Sensitive Groups)	53 (Unhealthy for Sensitive Groups)	48 (Moderate)	44 (Moderate)	50 (Unhealthy for Sensitive Groups)	39 (Moderate)	39 (Moderate)	47 (Moderate)	54 (Unhealthy for Sensitive Groups)	72 (Unhealthy for Sensitive Groups)	47 (Moderate)	40 (Moderate)	248 (Very bad Hazardous)
co:ppm	0.94 (Good)	0.68 (Good)	0.65 (Good)	0.8 (Good)	1 (Good)	1 (Good)	0.76 (Good)	0.86 (Good)	0.82 (Good)	0.5 (Good)	0.63 (Good)	0.92 (Good)	1.5 (Good)	1.2 (Good)	1.4 (Good)	1.6 (Good)	1.2 (Good)	1.1 (Good)	0.86 (Good)	0.6 (Good)	1.3 (Good)	1.1 (Good)	1 (Good)	1.1 (Good)	0.44 (Good)	0.54 (Good)	0.71 (Good)	0.44 (Good)	0.63 (Good)	0.7 (Good)	0.86 (Good)	0.73 (Good)	1 (Good)	0.81 (Good)	1 (Good)	1.2 (Good)	1.3 (Good)	0.97 (Good)	0.68 (Good)	0.74 (Good)	0.58 (Good)	1.2 (Good)	1.4 (Good)	1.3 (Good)	1.7 (Good)	1.6 (Good)	- (Good)	- (Good)	- (Good)	- (Good)	1.6 (Good)	1.1 (Good)	1.2 (Good)	1.3 (Good)	0.98 (Good)	0.86 (Good)
o3:ppm	- (Good)	0.01 (Good)	0.01 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	- (Good)	- (Good)	- (Good)	- (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	- (Good)	- (Good)	0.01 (Good)	0.01 (Good)	0.01 (Good)	0.02 (Good)	0.01 (Good)	0.01 (Good)	0.02 (Good)	0.02 (Good)	0.02 (Good)	0.01 (Good)	0.01 (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)
so2:ppm	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	0 (Good)	0 (Good)	0 (Good)	0.01 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	- (Good)	- (Good)	- (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	0 (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)	- (Good)

data source »

Quality of life in Bangkok

Green and Parks in the City

Bangkok 43%

laoPDR: 37% Cambodia: 36% Vietnam: 42% Myanmar: 33% Malaysia: 54%

particulate matter PM2.5

Bangkok 28 (Moderate)

Pleasure of spending time in the city

Bangkok 37%

laoPDR: 38% Cambodia: 32% Vietnam: 30% Myanmar: 24% Malaysia: 48%

particulate matter PM10

Bangkok 41 (Moderate)

Air Pollution

Bangkok 74%

laoPDR: 72% Cambodia: 68% Vietnam: 78% Myanmar: 83% Malaysia: 53%

Garbage Disposal

Bangkok 40%

laoPDR: 20% Cambodia: 25% Vietnam: 24% Myanmar: 12% Malaysia: 47%

Availability and quality of drinking water

Bangkok 50%

laoPDR: 51% Cambodia: 48% Vietnam: 43% Myanmar: 34% Malaysia: 56%

Cleanliness and tidiness

Bangkok 35%

laoPDR: 32% Cambodia: 25% Vietnam: 29% Myanmar: 18% Malaysia: 47%

Noise and Light pollution

Bangkok 59%

laoPDR: 55% Cambodia: 59% Vietnam: 65% Myanmar: 52% Malaysia: 49%

Water Pollution

Bangkok 70%

laoPDR: 73% Cambodia: 73% Vietnam: 73% Myanmar: 74% Malaysia: 62%

Source: Numbeo

Bangkok

Thursday, August 27, 2026 at 8:00 AM

PM2,5 3.3 (Good)

particulate matter (PM2.5) dust

PM10 3.4 (Good)

particulate matter (PM10) suspended dust

O3 41 (Good)

ozone (O3)

NO2 8 (Good)

nitrogen dioxide (NO2)

SO2 3.7 (Good)

sulfur dioxide (SO2)

CO 807 (Good)

carbon monoxide (CO)

Bangkok

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	3.8	6.8	3.3	4.3	5.7	8.7	5	3
pm10	4.4	9.1	3.8	5.3	7	11	6	3.2
o3	46	45	39	38	38	37	42	44
no2	8.9	9.5	7.5	7.2	11	15	9.6	8.3
so2	3.5	3.8	2.8	3	4.1	5.3	4.2	3.4
co	653	740	536	513	428	476	560	550

Chong Nonsi, Yannawa

index	2020-05	2020-04	2020-03	2020-02	2020-01	2019-12	2019-11	2019-10	2019-09	2019-08	2019-07	2019-06	2018-01	2017-12	2017-11	2017-10	2017-07	2017-06	2017-05	2017-04	2017-03	2017-02	2017-01	2016-11	2016-10	2016-09	2016-08	2016-07	2016-06	2016-05	2016-04	2016-03	2016-02	2016-01	2015-12	2015-11	2015-10
no2:ppm	0.01	0.01	0.02	0.03	0.03	0.04	0.04	0.03	0.02	0.01	0.02	0.01	0.03	0.04	0.03	0.03	-	0.02	0.03	0.02	0.03	0.04	0.04	0.03	-	-	0.02	0.02	0.02	0.02	0.02	0.03	0.04	0.03	0.04	0.04	0.04
o3:ppm	-	0.01	0.01	0.02	0.02	0.02	0.02	0.02	0.01	0.01	0.01	0.01	-	-	-	-	0.01	0.01	0.01	0.01	0.01	0.02	0.02	0.02	-	-	0.01	0.01	0.01	0.02	0.01	0.01	0.02	0.02	0.02	0.01	0.01
co:ppm	-	0.45	0.34	0.52	0.59	0.52	0.54	0.49	0.48	0.29	0.3	-	1.8	-	1.6	1.8	1.5	1.3	0.86	0.6	1.3	1.1	1	1.1	0.44	0.54	0.42	0.44	0.63	0.7	0.86	0.73	1	0.81	1	1.2	1.3
so2:ppm	-	-	-	-	-	-	0	0	0	0.01	0	0	0	0	0	0	0	0	0	0	0	0	0	0	-	-	-	0	0	0	0	0	0	0	0	0	0
pm10	31	38	50	76	71	62	58	52	56	42	55	60	53	35	38	52	26	32	38	43	52	64	61	56	29	26	32	28	25	28	44	58	69	50	64	46	53

Rama IV Rd., Pathum Wan

index	2020-05	2020-04	2020-03	2020-02	2020-01	2019-12	2019-11	2019-10	2019-09	2019-08	2019-07	2019-06	2019-05	2019-04	2019-03	2019-02	2019-01	2018-12	2018-11	2018-10	2018-09	2018-08	2018-07	2018-06	2018-05	2018-04	2018-03	2018-02	2018-01	2017-12	2017-11	2017-10	2017-09	2017-08	2017-07	2017-06	2016-12	2016-08
pm10	34	43	49	78	69	65	60	50	50	34	44	42	60	38	49	51	88	75	72	53	48	44	50	39	39	47	54	72	68	65	61	52	47	40	43	44	248	91
co:ppm	0.94	0.9	0.97	1.1	1.4	1.5	0.97	1.2	1.2	0.72	0.96	0.92	0.97	0.68	0.74	0.58	1.2	1.4	1.3	1.7	1.6	-	-	-	-	1.6	1.1	1.2	1.3	1.2	1.3	1.4	1.3	0.98	0.95	0.91	0.86	1
no2:ppm	0.02	0.02	0.02	0.03	0.03	0.04	0.04	0.03	0.03	0.02	0.02	0.02	0.03	0.02	0.03	0.03	0.05	0.04	0.04	0.04	0.03	0.02	0.02	0.02	0.03	0.03	0.03	0.03	0.04	0.04	0.03	0.03	0.02	0.02	0.02	0.02	-	-

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

🌦️ Weather · 16-day Forecast — Bangkok

16-day weather forecast for Bangkok: today around 33°C (cloudy), lows near 29°C. Daily temperature and conditions, updated every day. Strong wind (about 29 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — Bangkok

The UV index in Bangkok today is 5.7 (moderate) — unprotected fair skin can burn in about 35 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Bangkok — compare nearby locations.

Samut Prakan Province 3 µg/m³
Udon Thani 7 µg/m³
Chonburi 1 µg/m³
Nakhon Ratchasima 2 µg/m³
Chiang Mai 7 µg/m³
Hat Yai 13 µg/m³
Pak Kret 11 µg/m³
Si Racha 1 µg/m³

Frequently asked questions

Is the air safe to breathe in Bangkok today?

The current average PM2.5 across Bangkok is about 3 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Bangkok?

Right now PM2.5 in Bangkok averages about 3 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Bangkok?

Over the past week, the highest daily PM2.5 in Bangkok was recorded on Tuesday, August 25 (about 9 µg/m³).

What is the UV index in Bangkok today?

The UV index in Bangkok today is 5.7 (moderate) — unprotected fair skin can burn in about 35 minutes.

Does today's wind help disperse smog in Bangkok?

Strong wind (about 29 km/h) is actively clearing smog and dust away.

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.