London weather in May (Greater London, United Kingdom)

Is May a good time to explore London weather-wise? This guide provides the necessary weather information for your travel plans.

Temperatures

Typically, May in London includes moderate temperatures and moderate rainfall. During the daylight hours, temperatures often reach 18°C. After dark they usually decrease to around 9°C.

Precipitation

London in May usually receives moderate rainfall, averaging around 58 mm for the month. The climate data from previous years indicates that there are typically about 14 days days of rain.

Average sunshine

With approximately 209 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

In case you lean more towards enjoying temperate temperatures and rain-free days June, July, August and September typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

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

 

London, monthly averages in May

Min Temperature 9°C  

Max Temperature 18°C  

Chance of Rain 47%  

Precipitation 58 mm  

Rainy days 14 days  

Humidity 66%  

Windspeed 11 km/h  

Sunshine 209 hours  

Percentage Sunshine 41%  

Where to go in the United Kingdom in May

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 London, 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

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

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