Weather Harpenden

Daily forecast
Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed

Light Rain

11°C 52°F 9°C 48°F South Westerly
Wind Speed 32 km/h 20 mph

Thick Cloud

12°C 54°F 9°C 48°F West South Westerly
Wind Speed 27 km/h 17 mph

Light Cloud

12°C 54°F 10°C 50°F South South Westerly
Wind Speed 23 km/h 14 mph

Light Rain

11°C 52°F 3°C 37°F South Westerly
Wind Speed 24 km/h 15 mph


8°C 46°F 5°C 41°F South Westerly
Wind Speed 13 km/h 8 mph



Sunrise 07:44 Sunset 15:55

Last updated 11:06

Weather forecast details for Monday 30 November. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1500 hours1800 hours2100 hours0000 hours
0300 hours   
Weather Conditions Heavy Rain Thick Cloud Light Rain Light Rain Light Rain    
Temperature (°C/°F) 10°C 50°F 12°C 54°F 12°C 54°F 10°C 50°F 9°C 48°F    
Wind Speed (mph/km/h) Wind Gusts 66 km/h 41 mph West South Westerly Wind Speed 34 km/h 21 mph West South Westerly Wind Speed 21 km/h 13 mph Westerly Wind Speed 10 km/h 6 mph North Westerly Wind Speed 6 km/h 4 mph South South Westerly    
Wind Direction WSW WSW W NW SSW    
Humidity 91% 90% 92% 92% 95%    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) MVGGGG   
Pressure (Millibars) 1011 1012 1015 1017 1019    

East of England

Forecast Summary

  • Today

    A cloudy and wet start with rain, persistent and heavy at times, continuing to affect the region through the day. Feeling milder, but with strong southwesterly winds, and gales in exposed areas.

  • Tonight

    Cloudy with outbreaks of rain for most, although a few clear spells are likely in the north for a time where it may become cool. Mild elsewhere, with winds easing.

Environmental Summary

UV: 1

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

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BBC London

BBC London Forecast Last updated 19:04, Friday 27 Nov Forecast updated Monday to Friday only


UK Forecast Last updated 08:14, Monday 30 Nov


Observed at 11:00, Monday 30 November

Thick Cloud

12°C 54°F

Wind Speed 35 km/h 22 mph West South Westerly

Humidity: 71%

Visibility: Excellent

Pressure: 1014mb, Falling

Observation station: Northolt

(Lat: 51.548 | Lon: -0.415)

BBC Weather in association with the Met Office

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