Holiday Weather

London: August Weather Averages

Daily averages for August
  Temperature 66°F


Low Temperature 59°F


  High Temperature 73°F


  Sunshine Hours 6 hrs
  Chance of Sunny Day 29 %
  Rainfall 48mm
  Rainfall days 13 days
  Chance of Rain 55 %
  Chance of Cloudy Day 19 %
  Sea Temperature 63°F


Chance of Windy Day 15 %

Daily averages for August

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Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
°C 20 20 19 19 20 20 20 19 19 19 19 19 18 18 19
°F 68 68 66 66 68 68 68 66 66 66 66 66 64 64 66
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
19 19 19 18 18 18 18 18 18 18 18 17 18 17 17 18
66 66 66 64 64 64 64 64 64 64 64 63 64 63 63 64

Averages for London in August

Weather Overview

August is a great time to visit London, UK, when the summer season is coming to a close. During this month, the average temperature is 18°C – the highest average temperature for the whole year. As August progresses, the daily temperatures slowly decrease as summer blends into autumn. Daily high temperatures start off at 23°C on August 1st, falling down to 22°C on August 11th before finally reaching 20°C on August 30th, rarely exceeding 26°C or falling below 18°C. Daily low temperatures change in a similar fashion and start off at 16°C on August 1st before dropping down to 15°C by August 30th, rarely exceeding 18°C or falling below 13°C.

The highest temperature ever recorded in recent times in London in August is 38°C, with the lowest temperature ever recorded for this month being 10°C. Compare these figures to the average temperature for the month – 18°C – and it’s easy to see that they’re the extremes and certainly aren’t what you should expect during your holiday.

Relative to the average, the hottest day of 2013 was August 1st when the daily high temperature was 33°C, compared to the average of 23°C. Moreover, in 2003, August 10th was one of the hottest days in London – and across the whole of the UK – since records began. On this day, the highest temperature in the region was 38.1°C which was recorded in Greater London, beating the previous record broken in 1990 (34.6°C).

Even though it’s one of the hottest months of the year, London experiences an average of 48mm of rainfall each August, spread across 13 days, making it very likely you’ll experience some kind of precipitation at least once during your visit. Light rain is the most common type of precipitation you should expect during this time and generally occurs around August 14th. This is followed by moderate rain which tends to fall around August 1st. Overall, August 3rd is most likely to be the wettest day of the month, with rain falling on 51% of days, and August 28th is most likely to be the driest day of the month, with rain falling on 47% of days.

The likelihood of London receiving some kind of rainfall throughout August decreases as the month progresses. On August 1st, the probability of precipitation is 51%, which falls to 50% by August 11th before falling once again to 47% by August 28th. If you don’t want the chance of any rain spoiling your holiday, you’re best off planning your visit for the last week in August.

The median cloud coverage for London in August is 64% – a figure which hardly varies at all throughout the month and as you’d imagine for summer, the city is almost never affected by foggy days in August.

At 17°C, the average sea temperature for London’s closest coastal location is quite cool and will probably only be enjoyed by very hardy swimmers. Any more than 10-20 minutes in the sea at this temperature would leave you feeling very chilly.

Throughout August, the relative humidity for London ranges from 47% to 88%, rarely dropping below 38% or reaching as high as 95%. August 1st is usually when you’ll find the air to be at its driest, when the humidity drops below 50% three days out of every four, on average. On the other hand, August 16th is when the air tends to be at its most humid, with the average humidity rising above 83% three days in four.

In August, London enjoys an average of six hours of sunshine each day – that’s two hours less than the previous month. As August develops, the number of sunshine hours and daylight hours rapidly decreases. From the beginning to the end of the month, the length of the day decreases by one hour and 47 minutes. The shortest day of the month is August 31st with 12 hours and 37 minutes of daylight and the longest day of the month is August 1st with 15 hours and 24 minutes of daylight. The earliest sunrise and latest sunset take place on August 1st at 5:24am and 8:47pm, respectively, whilst the latest sunrise and earliest sunset take place on August 31st at 6:11am and 7:48pm, respectively.

Throughout August, typical wind speeds tend to fluctuate between 1 m/s and 7 m/s, rarely rising over 8 m/s. The highest average wind speed of 4 m/s usually happens on August 28th when the average daily maximum wind speed is 6 m/s. The lowest average wind speed of 4 m/s usually occurs on August 1st, when the average daily maximum wind speed is 6 m/s. Just like the rest of the year, the most common wind direction during August is out of the south west, followed by west and then east.

Close-up of the London Eye in London, England

Close-up of the London Eye in London, England via Martie

Things to do

August is one of the warmest months of the year in London, so make the most of it by taking a stroll along Southbank. Here you’ll find oodles to see and do outdoors, including Bernie Spain Gardens, EDF Energy London Eye, KPMG Thames Clipper Tours, shopping and dining at Gabriel’s Wharf and London Duck Tours. If the weather takes a turn for the worst, you’ll be pleased to hear that there is plenty of indoor things to do, such as shopping and dining at the Balcony in Waterloo Station, Bargehouse Gallery, Florence Nightingale Museum, IWM London, the London Dungeon and the National Theatre. With so many sights and activities on offer, you’ll need to set aside the whole day to really enjoy everything at Southbank.

There are loads of superb shows to see during your visit to London and the Lion King is without a doubt one of the best. Held at the Lyceum Theatre, this musical is great fun for the whole family to enjoy and has won a fantastic number of awards since it first began in 1999. The story follows the revenge saga of Simba and his uncle Scar and incorporates many popular tunes such as Hakuna Matata, Circle of Life and Can You Feel the Love Tonight, making it a delightful experience for theatre lovers of all ages. The Lyceum Theatre can seat up to 2,100 visitors and is easily accessible thanks to its numerous public transport connections.

If you fancy visiting a museum during your holiday in London, take a look at the Natural History Museum. One of the most popular attractions in the city, this museum is open every day and is completely free to enter, making it perfect for anyone on a budget. The Natural History Museum is gigantic and is divided into four different coloured sections, each of which focuses on a different topic – dinosaurs, ecology, the Earth and Darwin/Attenborough. With child-friendly interactive displays, ancient artefacts, skeletons, artwork, jewels and sculptures amongst the thousands of fascinating exhibitions, this museum offers something for visitors of all ages to enjoy.

Art and architecture lovers won’t want to miss the opportunity to stop by Sir John Soane’s Museum. This site has been a public museum since the start of the 19th century and now incorporates loads of important works of art and antiquities, including the alabaster sarcophagus of Seti I, Canaletto’s Riva deglli Schiavoni looking West and Hogarth’s a Rake’s Progress, as well as around 30,000 architectural drawings, almost 7,000 historical volumes and over 250 historical architectural models. In addition to the permanent collections, Sir John Soane’s Museum also features various temporary exhibitions.  

If you fancy bagging a bargain, head to Camden Town. This lively part of London is jam-packed with cafes, shops, bars, restaurants and clubs, making it a top place to visit. During the day you can wander around the shops and stalls browsing the vintage clothing, retro gifts, artisan products and souvenirs that Camden Town is known for – all of which are available for low prices. Come nightfall, the area takes on a completely different atmosphere, as trendy locals come out to dine on contemporary eats and enjoy a drink or two in swanky bars. Whether you decide to pop along during the daytime or on an evening, Camden Town is a must-visit during your holiday in London.

Notting Hill Carnival in London, England

Notting Hill Carnival in London, England via 

Where to stay

Families and couples looking for somewhere to stay during their holiday in London should take a look at the Premier Inn London Kensington. Perfect for city breaks, this hotel is within easy reach of almost every single attraction in the city, including the Natural History and Science Museums, Chelsea’s Stamford Bridge, the Royal Albert Hall and Buckingham Palace. Here you can choose from a number of spacious rooms, each of which comes well equipped with a comfortable bed, desk with lamp, private bathroom, telephone, TV, WiFi access and air conditioning. There is a handful of services and facilities to enjoy within the hotel, including restaurant, list and family rooms.

If you want something a bit more luxurious, consider staying at Devonport House. Set amidst the World Heritage Site in Greenwich, this hotel offers you the perfect way to enjoy London, with Greenwich station just a short walk away. There are loads of amenities and services here for guests to enjoy, including free WiFi access, internet café, bar, restaurant, room service and parking. The Devonport House boasts a number of comfortable rooms, each of which comes very well equipped with desk, ironing facilities, seating area, heating, private bathroom with shower, bath and hairdryer, telephone, radio, satellite flat-screen TV, tea and coffee making facilities, wake up service and alarm clock.

Visitors who really want to splash out during their trip to London should think about staying at the Belgrave. This family-owned hotel boasts a Central London setting, just a stone’s throw away from the Victorian train station and the Pimlico Underground station. There are four different types of rooms to choose from – standard, exec, premier and signature – guaranteeing something for all holidaymakers to enjoy. Each of the rooms features air conditioning, flat-screen smart TV, tea and coffee making facilities, en-suite bathroom with rainfall shower, hairdryer and complimentary toiletries, desk, heating, ironing facilities and telephone. There is a small selection of facilities and services available for guests to enjoy, including bar, free WiFi access, breakfast, lounge bar, 24-hour reception, luggage storage and facilities for disabled guests.

Adria Hotel is a fantastic choice for holidaymakers who want to stay in West London. Located in the heart of Hammersmith, this popular hotel is only a short walk away from Hammersmith Underground station and offers a huge variety of rooms – including singles, twins, doubles, triples, family rooms and apartments – guaranteeing something for all budgets, tastes and group sizes. Each room comes complete with WiFi access, daily housekeeping, complimentary toiletries, hairdryer, safe, TV, iron and ironing board. Guests are encouraged to take full advantage of the services and facilities on offer, including breakfast, luggage storage, wake up service, heating and multilingual staff.

The Holiday Inn Express London Swiss Cottage is perfect for families and couples looking for somewhere affordable to stay during their holiday in London. With a very convenient location, just outside Central London, this hotel has loads of links to the city centre and the West End, making it ideal for visitors who want to do a bit of sightseeing during their vacation. The Holiday Inn Express London Swiss Cottage offers a selection of double and twin rooms to choose from, each of which features an en-suite bathroom with shower, hairdryer and free toiletries, air conditioning, ironing facilities, heating, TV, telephone, radio and tea/coffee making facilities. There are loads of services and facilities to enjoy onsite, such as restaurant, bar, WiFi access, parking, 24-hour reception, luggage storage, business centre and facilities for disabled guests. 

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Mirror Pool at Trafalgar Square in London, England

Mirror Pool at Trafalgar Square in London, England via H Matthew

August events in London


Prudential Ride London

1st August 2015 to 2nd August 2015

The Prudential Ride London is a two-day event which takes place throughout the whole of London. The event kicks off with an eight-mile family ride past various London landmarks, followed by hand-cyclists races around St James’ Park. The second day begins with a 100-mile challenge for amateur cyclists before the classic race begins where you’ll have the chance to see professional cyclists race through Central London and Surrey.



Carnaval del Pueblo

2nd August 2015

Carnaval del Pueblo is a Latin festival which comes at the cost of 5- 10 pounds, money that you won't regret spending! Events take place at the Coronet between 11am and 7pm. There will be carnival parades, music and dancing. These dances will include Colombian samba, Latin hip hop, salsa and Bolivian folklore. This suitable for all ages and there is lots of fun activities for the children, including workshops and face painting.


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