Heathrow weather in August (United Kingdom)

Can you expect sunny skies in Heathrow in August? Check out this detailed guide to the month’s weather conditions.

Temperatures

The weather in Heathrow during August is typically perfect, with high temperatures and moderate rainfall. During August, you’ll experience the summer season. The daytime often sees temperatures reaching 23°C, but nighttime brings a cool-down to 13°C.

Precipitation

Heathrow in August usually receives moderate rainfall, averaging around 66 mm for the month. Climate statistics over the past 30 years suggest around 12 days of rain.

Average sunshine

Expect a lot of sunshine this month, with about 204 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

If you're inclined towards comfortable temperatures and drier conditions, August is a prime time to visit Heathrow. June, July, August and September typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Heathrow climate page with graphs.

 

Heathrow, monthly averages in August

Min Temperature 13°C  

Max Temperature 23°C  

Chance of Rain 41%  

Precipitation 66 mm  

Rainy days 12 days  

Humidity 68% *  

Windspeed 11 km/h *  

Sunshine 204 hours *  

Percentage Sunshine 45% *  

Where to go in the United Kingdom in August

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

Weather conditions Weather

Temperatures

Precipitation

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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°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Heathrow, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling

10/10

Walking

10/10

Barbeque

8/10

Camping

8/10

Outdoor sports

10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Heathrow.

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 travel conditions. Find out where to go with our weather planner.