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

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Latest air quality data: Stara Zagora

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

particulate matter (PM2.5) dust - 11 (Good)
particulate matter (PM10) suspended dust - 14 (Good)
ozone (O3) - 44 (Good)
nitrogen dioxide (NO2) - 5 (Good)
sulfur dioxide (SO2) - 1 (Good)
carbon monoxide (CO) - 156 (Good)

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

AQI 1 Good

What is the air quality in Stara Zagora today? Is the air polluted in Stara Zagora?. 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 Stara Zagora.

What is the current level of PM2.5 in Stara Zagora? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 11 (Good) For comparison, the highest level of PM2.5 in Stara Zagora in the last 7 days was: 12 (Thursday, August 27, 2026) and the lowest: 5 (Tuesday, August 25, 2026).

What is the level of PM10 today in Stara Zagora? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Stara Zagora is: 14 (Good)

How is the O3 level today in Stara Zagora? (ozone (O3))
44 (Good)

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

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

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

Current data Thursday, August 27, 2026 at 4:00 AM

PM2,5 11 (Good)

PM10 14 (Good)

O3 44 (Good)

NO2 5 (Good)

SO2 1 (Good)

CO 156 (Good)

Data on air pollution from recent days in Stara Zagora

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	12 Good	7 Good	5 Good	8 Good	9 Good	6 Good	5 Good	9 Good
pm10	16 Good	12 Good	9 Good	12 Good	13 Good	10 Good	8 Good	12 Good
o3	80 Moderate	80 Moderate	81 Moderate	82 Moderate	74 Moderate	77 Moderate	80 Moderate	84 Moderate
no2	3 Good	2 Good	2 Good	2 Good	2 Good	2 Good	2 Good	3 Good
so2	2 Good	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good	2 Good
co	156 Good	150 Good	141 Good	148 Good	151 Good	145 Good	143 Good	162 Good

data source »

Quality of life in Stara Zagora

Green and Parks in the City

Stara Zagora 86%

Macedonia: 34% Romania: 53% Serbia: 55% Albania: 37% Greece: 35%

particulate matter PM2.5

Stara Zagora 18 (Moderate)

Pleasure of spending time in the city

Stara Zagora 72%

Macedonia: 29% Romania: 55% Serbia: 53% Albania: 40% Greece: 63%

particulate matter PM10

Stara Zagora 31 (Moderate)

Air Pollution

Stara Zagora 41%

Macedonia: 80% Romania: 57% Serbia: 65% Albania: 69% Greece: 47%

Garbage Disposal

Stara Zagora 46%

Macedonia: 29% Romania: 45% Serbia: 39% Albania: 33% Greece: 40%

Availability and quality of drinking water

Stara Zagora 82%

Macedonia: 58% Romania: 62% Serbia: 64% Albania: 33% Greece: 75%

Cleanliness and tidiness

Stara Zagora 64%

Macedonia: 26% Romania: 48% Serbia: 37% Albania: 36% Greece: 40%

Noise and Light pollution

Stara Zagora 32%

Macedonia: 54% Romania: 46% Serbia: 51% Albania: 53% Greece: 47%

Water Pollution

Stara Zagora 7.1%

Macedonia: 51% Romania: 46% Serbia: 52% Albania: 68% Greece: 35%

Source: Numbeo

Stara Zagora

Thursday, August 27, 2026 at 4:00 AM

PM2,5 11 (Good)

particulate matter (PM2.5) dust

PM10 14 (Good)

particulate matter (PM10) suspended dust

O3 44 (Good)

ozone (O3)

NO2 5.3 (Good)

nitrogen dioxide (NO2)

SO2 1.1 (Good)

sulfur dioxide (SO2)

CO 156 (Good)

carbon monoxide (CO)

Stara Zagora

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	8.6	5.4	6.5	8.8	8.2	5.4	7.2	12
pm10	12	8.2	9.9	13	12	9.1	12	16
o3	84	80	77	74	82	81	80	80
no2	3.2	2.4	2.3	2	2.2	2.3	2.4	3.2
so2	1.8	0.95	0.79	1.1	0.94	0.88	0.94	2.5
co	162	143	145	151	148	141	150	156

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

🌦️ Weather · 16-day Forecast — Bulgaria

16-day weather forecast for Bulgaria: today around 26°C (clear sky), lows near 12°C. Daily temperature and conditions, updated every day. A moderate breeze (about 17 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Bulgaria

The UV index in Bulgaria today is 6.6 (high) — unprotected fair skin can burn in about 30 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Stara Zagora — compare nearby locations.

Sofia 14 µg/m³
Plovdiv 12 µg/m³
Varna 9 µg/m³
Burgas 9 µg/m³
Rousse 7 µg/m³
Pleven 10 µg/m³

Frequently asked questions

Is the air safe to breathe in Stara Zagora today?

The current average PM2.5 across Stara Zagora is about 11 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Stara Zagora?

Right now PM2.5 in Stara Zagora averages about 11 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 Stara Zagora?

Over the past week, the highest daily PM2.5 in Stara Zagora was recorded on Thursday, August 27 (about 12 µg/m³).

What is the UV index in Stara Zagora today?

The UV index in Stara Zagora today is 6.6 (high) — unprotected fair skin can burn in about 30 minutes.

Does today's wind help disperse smog in Stara Zagora?

A moderate breeze (about 17 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.