Cap-Haïtien: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

Latest air quality data: Cap-Haïtien

Locations: Port-au-Prince » Port-de-Paix » Croix-des-Bouquets » Jacmel » Cap-Haïtien Léogâne » Les Cayes » Petit Goâve »

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

particulate matter (PM2.5) dust - 16 (Moderate)
particulate matter (PM10) suspended dust - 22 (Moderate)
ozone (O3) - 20 (Good)
nitrogen dioxide (NO2) - 9 (Good)
sulfur dioxide (SO2) - 1 (Good)
carbon monoxide (CO) - 103 (Good)

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

AQI 2 Moderate

What is the air quality in Cap-Haïtien today? Is the air polluted in Cap-Haïtien?. Is there smog?

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

What is the current level of PM2.5 in Cap-Haïtien? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 16 (Moderate) For comparison, the highest level of PM2.5 in Cap-Haïtien in the last 7 days was: 20 (Friday, August 21, 2026) and the lowest: 10 (Sunday, August 23, 2026).

What is the level of PM10 today in Cap-Haïtien? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Cap-Haïtien is: 22 (Moderate)

How is the O3 level today in Cap-Haïtien? (ozone (O3))
20 (Good)

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

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

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

Current data Wednesday, August 26, 2026 at 9:00 PM

PM2,5 16 (Moderate)

PM10 22 (Moderate)

O3 20 (Good)

NO2 9 (Good)

SO2 1 (Good)

CO 103 (Good)

Data on air pollution from recent days in Cap-Haïtien

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	19 Moderate	14 Moderate	14 Moderate	10 Good	14 Moderate	20 Moderate	16 Moderate	13 Moderate
pm10	24 Moderate	16 Good	17 Good	13 Good	26 Moderate	33 Moderate	21 Moderate	19 Good
o3	43 Good	41 Good	45 Good	36 Good	37 Good	49 Good	51 Good	43 Good
no2	7 Good	8 Good	6 Good	4 Good	4 Good	8 Good	9 Good	6 Good
so2	2 Good	2 Good	2 Good	1 Good	1 Good	2 Good	2 Good	2 Good
co	132 Good	141 Good	139 Good	102 Good	103 Good	125 Good	147 Good	116 Good

data source »

Cap-Haïtien

Wednesday, August 26, 2026 at 9:00 PM

PM2,5 16 (Moderate)

particulate matter (PM2.5) dust

PM10 22 (Moderate)

particulate matter (PM10) suspended dust

O3 20 (Good)

ozone (O3)

NO2 9.2 (Good)

nitrogen dioxide (NO2)

SO2 1.4 (Good)

sulfur dioxide (SO2)

CO 103 (Good)

carbon monoxide (CO)

Cap-Haïtien

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	13	16	20	14	9.8	14	14	19
pm10	19	21	33	26	13	17	16	24
o3	43	51	49	37	36	45	41	43
no2	5.9	8.9	7.7	3.7	4.1	6.4	7.7	7.2
so2	1.7	2.3	2.3	1.2	1.4	2.3	2.3	2.3
co	116	147	125	103	102	139	141	132

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

🌦️ Weather · 16-day Forecast — Haiti

16-day weather forecast for Haiti: today around 33°C (rain), lows near 23°C. Daily temperature and conditions, updated every day. A moderate breeze (about 15 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Haiti

The UV index in Haiti today is 8.7 (very high) — unprotected fair skin can burn in about 25 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Cap-Haïtien — compare nearby locations.

Port-au-Prince 60 µg/m³
Port-de-Paix 12 µg/m³
Croix-des-Bouquets 60 µg/m³
Jacmel 60 µg/m³
Léogâne 43 µg/m³
Les Cayes 32 µg/m³
Petit Goâve 43 µg/m³

Frequently asked questions

Is the air safe to breathe in Cap-Haïtien today?

The current average PM2.5 across Cap-Haïtien is about 16 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 Cap-Haïtien?

Right now PM2.5 in Cap-Haïtien averages about 16 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 Cap-Haïtien?

Over the past week, the highest daily PM2.5 in Cap-Haïtien was recorded on Friday, August 21 (about 20 µg/m³).

What is the UV index in Cap-Haïtien today?

The UV index in Cap-Haïtien today is 8.7 (very high) — unprotected fair skin can burn in about 25 minutes.

Does today's wind help disperse smog in Cap-Haïtien?

A moderate breeze (about 15 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.