Air Quality in Portishead, United Kingdom
Rain
17.4°C · 72.2% humidity
17.4°
Feels 17.4°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Portishead's air quality — share it
AQI Forecast
Calibrated
11
12am
13
13
18
3am
17
16
15
6am
34
34
14
9am
13
6
6
12pm
6
6
6
3pm
6
6
6
6pm
6
6
6
9pm
6
6
Station readings
11
13
25
CAMS model
adj -21
34
34
34
34
34
34
34
54
54
34
34
27
27
27
27
27
27
27
27
27
27
27
27
27
Air Quality Index Trend
43h · 1 stnPortishead's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.
72.2%
Humidity
85.3 km/h
Wind WSW
1010.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
4.17 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for Portishead?
Temperature & Precipitation
PM2.5 Trend
43h · 1 stationPM2.54.17 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (4 stations within 25 km)
4.17
Median
3.73
Average
1.31
Low
8.6
High
PM2.5 µg/m³ · Model: 7.0 · Bias: +2.8
What is the 7-day forecast for Portishead?
08-03
28.0° 16.2°
5.69 mm
08-04
22.2° 12.5°
08-05
21.1° 14.1°
08-06
21.3° 13.9°
1.06 mm
08-07
22.4° 13.4°
3.25 mm
08-08
19.3° 12.0°
0.56 mm
08-09
19.5° 11.6°
Both models agree
Avg diff: 2.7°C
Where are air quality stations near Portishead?
12
Bristol St Paul's, United Kingdom
14
united-kingdom-bristol-derham-road
9
Chepstow A48, United Kingdom
25
Chepstow A48, United Kingdom
25
Chepstow A48, United Kingdom
10
North Yate
What cities are near Portishead?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:08 UTC.