London weather in August (Greater London, United Kingdom)

You can expect very pleasant temperatures during the day in August. The average maximum daytime temperature in London in August lies at 22.4°C (72.32°F). The average minimum temperature goes down to around 12.1°C (53.78°F) (often the minimum temperature is noted at night).

Rainfall during August is moderate with an average of 62mm (2.4 inches). There are generally around 10 rainy days. The sun also shows itself regularly this month with 204 hours of sunshine during the entire month. August is known as one of the best months to visit London.


London, monthly averages in August

Show in Celsius
Min Temperature 53 °F  
Max Temperature 72 °F  
Chance of Rain 35%  
Precipitation 2 in  
Rainy days 10 days  
Humidity 68% *  
Sunshine 204 hrs *  
Percentage Sunshine 45% *  

Where to stay in London

Where to go in the United Kingdom in August

Find out more about the weather in the United Kingdom in August and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in August? Bring a rain jacket in case it rains during your stay. Also bring your shorts or a skirt because it can be very warm or even hot. At night it tends to cool off so best to pack some warm nightwear as well.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in London.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.