Air Quality in Alton, United Kingdom
Rain
13.0°C · 87.4% humidity
13.0°
Feels 13.0°
2
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
Calibrated
3
4pm
1
1
2
7pm
0
0
0
10pm
—
—
—
1am
—
—
—
4am
—
—
—
7am
—
—
—
10am
—
—
—
1pm
—
—
Station readings
2
2
2
CAMS model
adj -24
27
25
25
24
24
24
24
Air Quality Index Trend
47h · 1 stnAlton'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.
87.4%
Humidity
78.5 km/h
Wind WSW
1008.5 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
0.44 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Alton?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.50.44 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
Station readings (1 station within 25 km)
0.44
Median
0.44
Average
0.44
Low
0.44
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +5.4
What is the 7-day forecast for Alton?
06-08
18.0° 7.9°
2.94 mm
06-09
17.5° 7.3°
0.06 mm
06-10
14.5° 11.0°
6.38 mm
06-11
26.8° 13.4°
1.94 mm
06-12
21.7° 9.5°
06-13
23.9° 9.6°
0.06 mm
06-14
20.6° 9.9°
1.37 mm
Both models agree
Avg diff: 3.7°C
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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 2026-06-08T18:10 UTC.