Air Quality in Hemel Hempstead, United Kingdom
Overcast
4.6°C · 96.7% humidity
4.6°
Feels -0.8°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
Calibrated
10
10pm
13
8
12
1am
0
0
0
4am
0
12
12
7am
12
12
12
10am
12
12
12
1pm
24
24
24
4pm
24
37
62
7pm
62
62
Station readings
10
13
8
CAMS model
adj -13
25
25
25
25
12
12
12
12
25
25
25
25
25
25
25
25
37
37
37
37
50
75
75
75
PM2.5 Trend (24h)
29h · 14 stations96.7%
Humidity
33.4 km/h
Wind NW
1016.0 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Hemel Hempstead?
Temperature & Precipitation
PM2.53.42 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
Station readings (1 station within 25 km)
3.42
Median
3.42
Average
3.42
Low
3.42
High
PM2.5 µg/m³ · Model: 14.65 · Bias: +11.2
What is the 7-day forecast for Hemel Hempstead?
04-10
12.5° 4.1°
0.06 mm
04-11
8.9° 2.3°
5.31 mm
04-12
10.3° 3.1°
1.0 mm
04-13
12.1° 3.7°
1.31 mm
04-14
12.6° 3.3°
04-15
13.9° 5.5°
0.19 mm
04-16
13.1° 5.5°
Both models agree
Avg diff: 2.0°C
Where are air quality stations near Hemel Hempstead?
14
Great Missenden
25
Brent - Ikea, United Kingdom
30
Brent - Ikea, United Kingdom
20
Enfield - Bowes Primary School, United Kingdom
21
Enfield - Bowes Primary School, United Kingdom
17
Brent - John Keble Primary School, United Kingdom
53
Brent - John Keble Primary School, United Kingdom
30
Harlesden HP1
21
Harlesden LP1
37
Harlesden HP2
What cities are near Hemel Hempstead?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T01:58 UTC.