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

1 weather warning in effect for Ecuador 🌡️ Extreme heat

Latest air quality data: Portoviejo

Locations: Guayaquil » Quito » Cuenca » Santo Domingo de los Colorados » Machala » Manta » Portoviejo Esmeraldas » Ambato » Ibarra » Riobamba » Quevedo » Loja »

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

particulate matter (PM2.5) dust - 13 (Moderate)
particulate matter (PM10) suspended dust - 20 (Moderate)
ozone (O3) - 58 (Good)
nitrogen dioxide (NO2) - 3 (Good)
sulfur dioxide (SO2) - 2 (Good)
carbon monoxide (CO) - 120 (Good)

Real-time Air Quality Index (AQI) for Portoviejo, Wednesday, August 26, 2026: 2.

AQI 2 Moderate

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

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

What is the current level of PM2.5 in Portoviejo? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 13 (Moderate) For comparison, the highest level of PM2.5 in Portoviejo in the last 7 days was: 13 (Wednesday, August 26, 2026) and the lowest: 8 (Saturday, August 22, 2026).

What is the level of PM10 today in Portoviejo? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Portoviejo is: 20 (Moderate)

How is the O3 level today in Portoviejo? (ozone (O3))
58 (Good)

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

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

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

Current data Wednesday, August 26, 2026 at 8:00 PM

PM2,5 13 (Moderate)

PM10 20 (Moderate)

O3 58 (Good)

NO2 3 (Good)

SO2 2 (Good)

CO 120 (Good)

Data on air pollution from recent days in Portoviejo

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	13 Moderate	11 Good	9 Good	10 Good	8 Good	10 Good	9 Good	8 Good
pm10	18 Good	15 Good	13 Good	13 Good	12 Good	14 Good	13 Good	12 Good
o3	57 Good	54 Good	61 Good	55 Good	56 Good	59 Good	60 Good	58 Good
no2	4 Good	3 Good	2 Good	2 Good	2 Good	3 Good	2 Good	2 Good
so2	2 Good	1 Good	2 Good	2 Good	1 Good	1 Good	1 Good	1 Good
co	121 Good	108 Good	107 Good	98 Good	91 Good	127 Good	103 Good	103 Good

data source »

Quality of life in Portoviejo

Green and Parks in the City

Portoviejo 50%

Colombia: 57% Peru: 45% Panama: 51% Costa Rica: 61% Nicaragua: 43%

particulate matter PM2.5

Portoviejo 12 (Good)

Pleasure of spending time in the city

Portoviejo 75%

Colombia: 47% Peru: 36% Panama: 55% Costa Rica: 62% Nicaragua: 52%

particulate matter PM10

Portoviejo 25 (Moderate)

Air Pollution

Portoviejo 38%

Colombia: 63% Peru: 76% Panama: 42% Costa Rica: 36% Nicaragua: 39%

Garbage Disposal

Portoviejo 50%

Colombia: 50% Peru: 36% Panama: 33% Costa Rica: 50% Nicaragua: 30%

Availability and quality of drinking water

Portoviejo 50%

Colombia: 73% Peru: 38% Panama: 66% Costa Rica: 83% Nicaragua: 49%

Cleanliness and tidiness

Portoviejo 50%

Colombia: 45% Peru: 29% Panama: 37% Costa Rica: 46% Nicaragua: 29%

Noise and Light pollution

Portoviejo 50%

Colombia: 57% Peru: 68% Panama: 60% Costa Rica: 47% Nicaragua: 63%

Water Pollution

Portoviejo 50%

Colombia: 52% Peru: 76% Panama: 57% Costa Rica: 44% Nicaragua: 73%

Source: Numbeo

Portoviejo

Wednesday, August 26, 2026 at 8:00 PM

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

PM10 20 (Good)

particulate matter (PM10) suspended dust

O3 58 (Good)

ozone (O3)

NO2 3.4 (Good)

nitrogen dioxide (NO2)

SO2 1.7 (Good)

sulfur dioxide (SO2)

CO 120 (Good)

carbon monoxide (CO)

Portoviejo

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	8.3	8.8	9.6	8.5	9.6	9.4	11	13
pm10	12	13	14	12	13	13	15	18
o3	58	60	59	56	55	61	54	57
no2	2	2.3	3	1.7	2.3	2.1	3.1	3.8
so2	1.3	1.3	1.5	1.1	1.8	1.6	1.4	1.7
co	103	103	127	91	98	107	108	121

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

🌦️ Weather · 16-day Forecast — Ecuador

16-day weather forecast for Ecuador: today around 22°C (rain), lows near 16°C. Daily temperature and conditions, updated every day. A moderate breeze (about 8 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Ecuador

The UV index in Ecuador today is 9.3 (very high) — unprotected fair skin can burn in about 20 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Portoviejo — compare nearby locations.

Manta 15 µg/m³
Quevedo 16 µg/m³
Guayaquil 12 µg/m³
Ambato 3 µg/m³
Quito 3 µg/m³
Cuenca 9 µg/m³
Santo Domingo de los Colorados 15 µg/m³
Machala 12 µg/m³

Frequently asked questions

Is the air safe to breathe in Portoviejo today?

The current average PM2.5 across Portoviejo is about 13 µg/m³, rated “Moderate”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Portoviejo?

Right now PM2.5 in Portoviejo averages about 13 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 Portoviejo?

Over the past week, the highest daily PM2.5 in Portoviejo was recorded on Wednesday, August 26 (about 13 µg/m³).

What is the UV index in Portoviejo today?

The UV index in Portoviejo today is 9.3 (very high) — unprotected fair skin can burn in about 20 minutes.

Does today's wind help disperse smog in Portoviejo?

A moderate breeze (about 8 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.