Air quality in Portsmouth
The UK Daily Air Quality Index (DAQI) is based on particulates (PM2.5/PM10), nitrogen dioxide (NO₂) and ozone (O₃). Bands: Low 1-3, Moderate 4-6, High 7-9, Very high 10.
PM2.5
11.1 µg/m³
WHO limit 15
PM10
16.4 µg/m³
WHO limit 45
Hourly (12h)
EAQI
05:00
💨
PM2.5 11.1 µg/m³
22Fair
06:00
💨
PM2.5 12.9 µg/m³
26Fair
07:00
💨
PM2.5 15.1 µg/m³
30Fair
08:00
💨
PM2.5 16.3 µg/m³
33Fair
09:00
💨
PM2.5 16.2 µg/m³
32Fair
10:00
💨
PM2.5 15.8 µg/m³
32Fair
11:00
💨
PM2.5 13.7 µg/m³
27Fair
12:00
💨
PM2.5 12.2 µg/m³
24Fair
13:00
💨
PM2.5 10.9 µg/m³
26Fair
14:00
💨
PM2.5 9.7 µg/m³
27Fair
15:00
💨
PM2.5 8.6 µg/m³
27Fair
16:00
💨
PM2.5 8.6 µg/m³
26Fair
Forecast — next days
Max index per day
Tue
💨
Fair · UV Moderate
26