Worst air pollution Pembroke, today and tomorrow
Today (16 July): Air quality in Pembroke is poor. AQI and NO2 are poor; O3 is fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 AM (NO2: 74.0/100).
Tomorrow (17 July 2026): Air quality in Pembroke is fair. AQI improves to medium; NO2 decreases to medium; all other pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 50.2/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Pembroke's air quality benefits from its Ottawa River valley position, with river breezes providing reasonable ventilation. Vehicle traffic on Highway 17 is the primary local emission source in this valley town.
Today - 16 July | Pollution peaks at 01:00
AQI:
Poor
74.0/100
PM2.5 (fine particles):
Good
16.3/100
PM10 (coarse particles):
Good
6.2/100
NO2 (nitrogen dioxide):
Poor
74.0/100
O3 (ozone):
Fair
38.9/100
SO2 (sulfur dioxide):
Good
8.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.2/100
PM1 (ultrafine particles):
Good
17.3/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 23:00
AQI:
Medium
50.2/100
PM2.5 (fine particles):
Good
15.9/100
PM10 (coarse particles):
Good
6.4/100
NO2 (nitrogen dioxide):
Medium
50.2/100
O3 (ozone):
Fair
32.3/100
SO2 (sulfur dioxide):
Good
6.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.1/100
PM1 (ultrafine particles):
Good
13.7/100
Pollen forecast in Pembroke
View pollen forecastFrequently Asked Questions
Is air quality bad in Pembroke right now?
On 16 July 2026, overall air quality in Pembroke is poor. AQI is the main air quality indicator at 74.0/100. Pollution peaks around 1:00 AM (NO2: 74.0/100).
Will air quality be worse tomorrow in Pembroke?
On 17 July 2026, air quality conditions in Pembroke will be better than today, with O3 forecast at fair at 32.3/100. Pollution peaks around 11:00 PM (NO2: 50.2/100).
When is air pollution at its worst in Pembroke?
Air quality in Pembroke shifts noticeably across the seasons, shaped by the Ottawa River valley and surrounding forest. Air quality is generally good, though spring and fall fieldwork stir up dust and occasional agricultural burning, and summer humidity can trap haze close to the ground. Away from the main roads, air quality generally stays good even during the busier farming months.
Are air quality levels in Pembroke based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app