Air Quality in Portishead, United Kingdom

Partly Cloudy
16.0°C · 52.1% humidity
16.0°
Feels 16.0°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
3 2pm
3
10
18 5pm
16
14
33 8pm
32
32
31 11pm
31
31
30 2am
30
10
10 5am
10
10
10 8am
10
10
10 11am
10
10
Station readings
4
4
4
11
CAMS model adj -24
27
27
34
34
34
34
54
54
54
54
54
54
54
54
34
34
34
34
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

46h · 1 stn

Portishead'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.

52.1%
Humidity
18.3 km/h
Wind N
1029.0 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
18
4.26 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Portishead?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station
PM2.54.26 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (4 stations within 25 km)
4.26
Median
4.1
Average
1.0
Low
8.2
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.8

What is the 7-day forecast for Portishead?

09-05
16.0° 11.1°
0.69 mm
09-06
19.5° 12.4°
0.31 mm
09-07
15.2° 12.0°
6.69 mm
09-08
22.8° 10.0°
09-09
18.0° 9.6°
1.19 mm
09-10
20.0° 13.7°
1.31 mm
09-11
16.4° 12.2°
0.13 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Portishead?

34
Bristol St Paul's, United Kingdom
13.0 km PM2.5: 8.2 µg/m³
30
Bristol St Paul's, United Kingdom
13.0 km PM2.5: 7.2 µg/m³
30
Bristol St Paul's, United Kingdom
13.0 km PM2.5: 7.2 µg/m³
4
united-kingdom-bristol-derham-road
13.0 km PM2.5: 1.0 µg/m³ PM10: 1.0 µg/m³
11
Chepstow A48, United Kingdom
18.5 km PM2.5: 2.6 µg/m³
16
Newport, United Kingdom
19.5 km PM2.5: 3.8 µg/m³
19
Newport, United Kingdom
19.5 km PM2.5: 4.6 µg/m³
–
North Yate
25.7 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

What cities are near Portishead?

16 Nailsea 22 Clevedon 32 Bristol 23 Kingswood 25 Mangotsfield 11 Chepstow 20 Newport 17 Keynsham 28 Weston-super-Mare 18 Yate
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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 2026-09-05T16:39 UTC.