Worst air pollution Pentland Hills - Edinburgh, today and tomorrow
Today (16 July): Air quality in Pentland Hills is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (O3: 29.4/100).
Tomorrow (17 July 2026): Air quality in Pentland Hills is fair. All pollutants stay as today. Pollution peaks around 12:00 AM (O3: 24.7/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Rush-hour queues near the M90 are usually when readings climb the most. Being part of Edinburgh, City of, Pentland Hills sees an air quality profile that's largely down to traffic and general town-centre activity. Onshore breezes usually ensure decent dispersal, so levels generally stay within the moderate range typical of UK towns.
Today - 16 July | Pollution peaks at 19:00
AQI:
Fair
29.4/100
PM2.5 (fine particles):
Good
12.8/100
PM10 (coarse particles):
Good
4.9/100
NO2 (nitrogen dioxide):
Good
0.0/100
O3 (ozone):
Fair
29.4/100
SO2 (sulfur dioxide):
Good
0.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
9.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 00:00
AQI:
Fair
24.7/100
PM2.5 (fine particles):
Good
11.0/100
PM10 (coarse particles):
Good
4.3/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Fair
24.7/100
SO2 (sulfur dioxide):
Good
0.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.7/100
PM1 (ultrafine particles):
Good
7.3/100
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Frequently Asked Questions
Is air quality bad in Pentland Hills right now?
On 16 July 2026, overall air quality in Pentland Hills is fair. AQI is the main air quality indicator at 29.4/100. Pollution peaks around 7:00 PM (O3: 29.4/100).
Will air quality be worse tomorrow in Pentland Hills?
On 17 July 2026, air quality conditions in Pentland Hills will be similar to today, with AQI forecast at fair at 24.7/100. Pollution peaks around 12:00 AM (O3: 24.7/100).
When is air pollution at its worst in Pentland Hills?
Spring and autumn tend to be the calmer, more moderate stretches by comparison. Ask a local in Pentland Hills and they'll tell you air quality changes noticeably from season to season. Once the heating goes on and the air turns still, pollution from the M90 and nearby chimneys tends to build up rather than clear. Come summer, it's ozone rather than particulates that's the bigger concern, especially on still, sunny days.
Are air quality levels in Pentland Hills 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.
Want to see air quality forecasts for other cities in United Kingdom?
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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