Welwyn weather in May (Hertfordshire, United Kingdom)

Will it be rainy or sunny in Welwyn this May? This guide provides the necessary weather information for your travel plans.

Temperatures

In May, Welwyn tends to experience moderate temperatures and moderate rainfall. Expect temperatures to climb to 18°C during the day, with nighttime readings dropping to 8°C.

Precipitation

Welwyn in May usually receives moderate rainfall, averaging around 60 mm for the month. Past climate data indicates that roughly 14 days will see rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 209 hours of sunshine. Making it a pleasant time to visit Welwyn.

If you prefer dry days with pleasant temperatures, 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 Welwyn climate page with graphs.

 

Welwyn, monthly averages in May

Min Temperature 8°C  

Max Temperature 18°C  

Chance of Rain 46%  

Precipitation 60 mm  

Rainy days 14 days  

Humidity 66% *  

Sunshine 209 hours *  

Percentage Sunshine 41% *  

Data from: London, the United Kingdom (41 KM, 25 Miles).

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 Welwyn, 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 Welwyn.

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.