Welwyn Weather in May

Welwyn in May averages 18°C (64°F) during the day and 8°C (46°F) at night. Some rainfall is typical for this time of year.

Rainfall in Welwyn in May

Records from the past 30 years suggest around 14 days of rain, with 60 mm (2.4 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Welwyn in May

Expect highs of 18°C (64°F) in Welwyn in May, with nights dropping to around 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Welwyn in May

Enjoy a sunny month with about 209 hours of sunshine, the clear skies make Welwyn even more beautiful.

For Welwyn itself, June, July, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Welwyn's climate page.

Welwyn Temperature in May

Min Temperature 8°C (46°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 46%  

Precipitation 60 mm (2.4 in)  

Rainy days 14 days  

Humidity 66% *  

Sunshine 209 hours *  

Percentage Sunshine 41% *  

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

What to Wear in Welwyn in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Welwyn in May

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Welwyn's climate page.

More climate data for Welwyn

Temperature Rainfall Sunshine Humidity

See the full Welwyn climate overview or explore weather in the United Kingdom.