🇬🇧 Weather in Watford
Map Overlays:
Hourly Forecast for Watford
05:00
17°
84%
06:00
17°
80%
07:00
17°
78%
08:00
17°
89%
09:00
17°
90%
10:00
17°
89%
11:00
17°
41%
12:00
18°
64%
13:00
18°
28%
14:00
22°
22%
15:00
23°
20%
16:00
23°
14%
17:00
23°
6%
18:00
23°
14%
19:00
19°
31%
20:00
18°
27%
21:00
18°
20%
22:00
17°
21%
23:00
17°
22%
00:00
16°
25%
01:00
16°
26%
02:00
15°
28%
03:00
15°
30%
04:00
14°
32%
14-Day Forecast for Watford
2026-08-27
Light rain shower
23° /
17°
2026-08-28
Overcast
21° /
14°
2026-08-29
Patchy rain nearby
19° /
14°
2026-08-30
Patchy rain nearby
22° /
13°
2026-08-31
Patchy rain nearby
22° /
13°
2026-09-01
Overcast
21° /
14°
2026-09-02
Sunny
20° /
11°
Additional Forecasts for Watford
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 167.0 μg/m³
O₃ (Ozone) 70.0 μg/m³
NO₂ (Nitrogen Dioxide) 6.4 μg/m³
SO₂ (Sulphur Dioxide) 0.5 μg/m³
PM2.5 (Fine particles) 14.3 μg/m³
PM10 (Coarse particles) 15.5 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United Kingdom
Weather in Watford — FAQ
Answers refreshed each request based on current conditions in Watford.
What is the weather like right now in Watford?
Right now in Watford, United Kingdom the temperature is 17.2°C (feels like 16.8°C), with light rain shower. Relative humidity is 93% and wind is 13.0 km/h.
What is today's high and low temperature in Watford?
Today's forecast high in Watford is 23.0°C and the overnight low is 16.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Watford today?
The chance of precipitation in Watford today is 87%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Watford differ from nearby cities?
Even short distances can change temperatures noticeably. Watford's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.