San Lorenzo: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

The latest data Last 7 days
Latest air quality data: San Lorenzo
Locations: Asunción » Ciudad del Este » San Lorenzo Formosa »
Pollution and air quality forecast for San Lorenzo. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for San Lorenzo:
  1. particulate matter (PM2.5) dust - 10 (Good)
  2. particulate matter (PM10) suspended dust - 10 (Good)
  3. ozone (O3) - 81 (Moderate)
  4. nitrogen dioxide (NO2) - 3 (Good)
  5. sulfur dioxide (SO2) - 1 (Good)
  6. carbon monoxide (CO) - 226 (Good)
Real-time Air Quality Index (AQI) for San Lorenzo, Wednesday, August 26, 2026: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Wednesday, August 26, 2026) air quality is moderate in San Lorenzo. Some pollutants in San Lorenzo may slightly affect very few hypersensitive individuals. Air pollutants in San Lorenzo may cause minor breathing discomfort to sensitive people.


What is the current level of PM2.5 in San Lorenzo? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 10 (Good) For comparison, the highest level of PM2.5 in San Lorenzo in the last 7 days was: 20 (Friday, August 21, 2026) and the lowest: 4 (Sunday, August 23, 2026).

What is the level of PM10 today in San Lorenzo? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in San Lorenzo is: 10 (Good)

How is the O3 level today in San Lorenzo? (ozone (O3))
81 (Moderate)

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

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

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



Current data Wednesday, August 26, 2026 at 10:00 PM

PM2,5 10 (Good)

PM10 10 (Good)

O3 81 (Moderate)

NO2 3 (Good)

SO2 1 (Good)

CO 226 (Good)

Data on air pollution from recent days in San Lorenzo

index 2026-08-26 2026-08-25 2026-08-24 2026-08-23 2026-08-22 2026-08-21 2026-08-20 2026-08-19
pm25 8
Good		 10
Good		 8
Good		 4
Good		 8
Good		 20
Moderate		 6
Good		 7
Good
pm10 8
Good		 10
Good		 8
Good		 4
Good		 8
Good		 21
Moderate		 6
Good		 7
Good
o3 72
Moderate		 56
Good		 45
Good		 50
Good		 56
Good		 54
Good		 47
Good		 44
Good
no2 4
Good		 8
Good		 8
Good		 3
Good		 5
Good		 14
Good		 6
Good		 5
Good
so2 1
Good		 1
Good		 1
Good		 1
Good		 1
Good		 2
Good		 1
Good		 1
Good
co 255
Good		 365
Good		 386
Good		 199
Good		 292
Good		 762
Good		 299
Good		 247
Good
data source »

San Lorenzo

Wednesday, August 26, 2026 at 10:00 PM

PM2,5 10 (Good)

particulate matter (PM2.5) dust

PM10 10 (Good)

particulate matter (PM10) suspended dust

O3 81 (Moderate)

ozone (O3)

NO2 3.1 (Good)

nitrogen dioxide (NO2)

SO2 0.5 (Good)

sulfur dioxide (SO2)

CO 226 (Good)

carbon monoxide (CO)

San Lorenzo

index 2026-08-19 2026-08-20 2026-08-21 2026-08-22 2026-08-23 2026-08-24 2026-08-25 2026-08-26
pm25 6.7 6.1 20 8.2 4.3 8 10 8
pm10 6.8 6.5 21 8.5 4.4 8.2 10 8.2
o3 44 47 54 56 50 45 56 72
no2 4.5 6.3 14 5.3 3 8.4 8.1 3.6
so2 0.73 0.68 1.6 1.1 0.88 1.2 1.2 0.69
co 247 299 762 292 199 386 365 255

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

🌦️ Weather · 16-day Forecast — Paraguay

🌦️ WEATHER · 16-DAY FORECASTParaguay☁️22°CloudyToday · ↑23° ↓15°💨 4 km/h · 💧 41%Mon24.08☁️23°15°Tue25.08☁️33°16°Wed26.08☀️37°20°Thu27.08☀️41°24°Fri28.08☀️43°27°Sat29.08☀️37°21°Sun30.08☀️36°19°Mon31.08🌧️26°19°Tue1.09☁️28°16°Wed2.09☀️30°11°Thu3.09☀️33°13°Fri4.09🌤️36°17°Sat5.09☁️42°23°Sun6.09☀️38°23°Mon7.09🌧️39°22°Tue8.09🌧️37°22°pollution-alert.com · August 27, 2026

16-day weather forecast for Paraguay: today around 23°C (cloudy), lows near 15°C. Daily temperature and conditions, updated every day. A moderate breeze (about 13 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Paraguay

☀️ UV INDEX · 16-DAY FORECASTParaguay03681111+6.8UV HIGHtoday, day maxSPF 30-50, hat and sunglasses are a must. Better tostay in the shade 11:00-15:00.⏱ Unprotected fair skin can burn in about 30 min7Wed26.087Thu27.087Fri28.087Sat29.087Sun30.085Mon31.085Tue1.095Wed2.097Thu3.092Fri4.093Sat5.098Sun6.098Mon7.098Tue8.098Wed9.098Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

The UV index in Paraguay today is 6.8 (high) — unprotected fair skin can burn in about 30 minutes.

📍 Air quality in nearby cities

Live PM2.5 around San Lorenzo — compare nearby locations.

Frequently asked questions

Is the air safe to breathe in San Lorenzo today?
The current average PM2.5 across San Lorenzo 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 San Lorenzo?
Right now PM2.5 in San Lorenzo averages about 10 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 San Lorenzo?
Over the past week, the highest daily PM2.5 in San Lorenzo was recorded on Friday, August 21 (about 20 µg/m³).
What is the UV index in San Lorenzo today?
The UV index in San Lorenzo today is 6.8 (high) — unprotected fair skin can burn in about 30 minutes.
Does today's wind help disperse smog in San Lorenzo?
A moderate breeze (about 13 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.