Air Quality in St Helens, United Kingdom
Drizzle
9.1°C · 77.7% humidity
9.1°
Feels 4.3°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
AQI Forecast
Calibrated
3
1pm
4
17
17
4pm
17
17
17
7pm
17
17
17
10pm
17
17
17
1am
17
17
17
4am
17
17
17
7am
29
17
17
10am
17
17
Station readings
3
CAMS model
adj -8
12
12
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
37
25
25
25
25
PM2.5 Trend (24h)
18h · 1 station77.7%
Humidity
47.2 km/h
Wind W
1010.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for St Helens?
Temperature & Precipitation
PM2.512.12 µg/m³
✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for St Helens?
04-09
9.1° 4.4°
3.25 mm
04-10
9.5° 4.8°
1.94 mm
04-11
8.9° 4.1°
5.37 mm
04-12
10.0° 3.5°
4.5 mm
04-13
10.3° 6.5°
4.0 mm
04-14
13.2° 6.0°
0.06 mm
04-15
10.5° 7.4°
2.12 mm
Both models agree
Avg diff: 2.1°C
Where are air quality stations near St Helens?
25
Warrington, United Kingdom
151
Warrington, United Kingdom
137
Wigan Centre, United Kingdom
31
Liverpool Speke, United Kingdom
33
Liverpool Speke, United Kingdom
34
Glazebury, United Kingdom
23
Glazebury, United Kingdom
46
Wirral Tranmere, United Kingdom
61
Salford M60, United Kingdom
What cities are near St Helens?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T16:58 UTC.