Weather Harrow

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

Sunny Intervals

17°C 63°F 10°C 50°F Northerly
18km/h 11mph
Monday

Sunny

17°C 63°F 11°C 52°F Northerly
6km/h 4mph
Tuesday

Light Cloud

18°C 64°F 12°C 54°F West South Westerly
10km/h 6mph
Wednesday

Sunny Intervals

17°C 63°F 11°C 52°F West North Westerly
18km/h 11mph
Thursday

Light Cloud

18°C 64°F 14°C 57°F West North Westerly
13km/h 8mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:45 Sunset 19:03

Last updated 09:09

Weather forecast details for Sunday 21 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1000 hours1100 hours1200 hours1300 hours1400 hours1500 hours1600 hours1700 hours1800 hours1900 hours2000 hours2100 hours2200 hours2300 hours0000 hours
Mon
0100 hours0200 hours0300 hours0400 hours0500 hours    
Weather Conditions Sunny Sunny Sunny Sunny Intervals Sunny Intervals Sunny Intervals Sunny Intervals Sunny Intervals Sunny Intervals Partly Cloudy Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky Clear Sky     
Temperature (°C/°F) 13°C 55°F 14°C 57°F 16°C 61°F 16°C 61°F 17°C 63°F 17°C 63°F 17°C 63°F 17°C 63°F 16°C 61°F 15°C 59°F 15°C 59°F 14°C 57°F 13°C 55°F 13°C 55°F 12°C 54°F 12°C 54°F 11°C 52°F 11°C 52°F 10°C 50°F 10°C 50°F     
Wind Speed (mph/km/h) 18km/h 11mph Northerly 18km/h 11mph Northerly 18km/h 11mph Northerly 18km/h 11mph Northerly 16km/h 10mph North North Easterly 16km/h 10mph North North Easterly 16km/h 10mph North North Easterly 16km/h 10mph North North Easterly 16km/h 10mph North North Easterly 16km/h 10mph North North Easterly 13km/h 8mph North North Easterly 10km/h 6mph North North Easterly 8km/h 5mph North North Easterly 8km/h 5mph North North Easterly 8km/h 5mph Northerly 6km/h 4mph Northerly 6km/h 4mph Northerly 6km/h 4mph North North Westerly 6km/h 4mph North North Westerly 6km/h 4mph North Westerly     
Wind Direction N N N N NNE NNE NNE NNE NNE NNE NNE NNE NNE NNE N N N NNW NNW NW     
Humidity 79% 72% 63% 58% 56% 54% 55% 56% 58% 62% 67% 71% 74% 78% 82% 84% 86% 87% 88% 88%     
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G G VG VG VG G G G G G G G G G G G G     
Pressure (Millibars) 1024 1024 1024 1024 1024 1024 1025 1025 1025 1025 1026 1026 1027 1027 1027 1027 1027 1027 1026 1026     

London and South East England

Forecast Summary

  • Today

    Mainly dry with some good sunny spells although a few light showers are possible near the Kent coast at first. Feeling much fresher than of late in the northerly breeze.

  • Tonight

    Dry overnight with some good clear spells developing and perhaps also a few mist patches forming later. Feeling quite chilly, especially in rural spots.

Environmental Summary

UV: 4

UK Range: 1-7

Pollen: Moderate

UK Range: Low to Very High

Share this page

RSS Feeds
Print

Forecast Video

BBC London

BBC London Forecast Last updated 19:07, Friday 19 Sep Forecast updated Monday to Friday only

UK

UK Forecast Last updated 06:42, Sunday 21 Sep

Observations

Observed at 09:00, Sunday 21 September

Sunny

13°C 55°F

18km/h 11mph North North Easterly

Humidity: 80%

Visibility: Excellent

Pressure: 1024mb, Rising

Observation station: Northolt

(Lat: 51.548 | Lon: -0.415)

BBC Weather in association with the Met Office

All times are BST (Europe/London, GMT+0100) unless otherwise stated

Information given for most appropriate forecast location. See FAQs for details