Air Quality in Watford, United Kingdom

Drizzle
8.6°C · 86.8% humidity
8.6°
Feels 3.5°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
15 1pm
14
12
8 4pm
0
0
0 7pm
0
0
0 10pm
0
0
0 1am
0
0
0 4am
0
0
0 7am
0
0
0 10am
0
0
Station readings
15
14
12
8
CAMS model adj -31
50
25
25
25
12
12
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

29h · 2 stations
86.8%
Humidity
50.6 km/h
Wind NW
1011.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Watford?

Temperature & Precipitation

PM2.52.29 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (14 stations within 25 km)
2.29
Median
3.43
Average
1.55
Low
7.62
High
PM2.5 µg/m³ · Model: 17.65 · Bias: +15.4

What is the 7-day forecast for Watford?

04-09
10.7° 3.6°
8.69 mm
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
Both models agree Avg diff: 2.2°C

Where are air quality stations near Watford?

110
Brent - Neasden Lane, United Kingdom
15.3 km
46
Brent - John Keble Primary School, United Kingdom
16.6 km
29
Harlesden HP1
17.0 km PM2.5: 7.0 µg/m³
89
Harlesden LP1
17.1 km PM2.5: 30.3 µg/m³
36
Harlesden HP2
17.3 km PM2.5: 8.6 µg/m³
30
Harlesden LP2
17.3 km PM2.5: 7.3 µg/m³
75
Brent - ARK Franklin Primary Academy, United Kingdom
18.4 km
9
Brent - ARK Franklin Primary Academy, United Kingdom
18.4 km
30
London Harlington, United Kingdom
18.8 km
111
London Harlington, United Kingdom
18.8 km

What cities are near Watford?

9 Bushey 10 North Watford 9 Pinner 10 Wealdstone 10 Borehamwood 9 Ruislip 10 Harrow 9 South Ruislip 30 St Albans 7 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 2026-04-09T16:58 UTC.