Wales - United Kingdom weather in May 2026
Wales - United Kingdom weather in May 2026
Day
15 °C
Night
8 °C
Sea
11 °C
Precipitation
61 mm
in month
Rainy days
11 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
82 %
Day
15 °C
Night
8 °C
Sea
11 °C
Precipitation
61 mm
in month
Rainy days
11 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
82 %
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Weather overview and FAQs
Weather overview
In Wales in May, the average air temperature ranges from 15 °C (59 °F) during the day to 8 °C (46 °F) at night. There are 11 days of rain on average, where the rainfall is 61 mm (2.40 in).
Are there good conditions to visit in May in Wales?
Wales can be visited in May - the weather will be moderate. A relatively low temperature of 15 °C (59 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The temperature of 8 °C (46 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
How many days of precipitation on average can I expect in May in Wales?
In May in Wales, we can expect 11 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 38 % days.
What is the temperature in Wales during the day in May?
In Wales in May, the average daily temperatures will be 15 °C (59 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
What is the rainfall intensity in Wales in May?
There is precipitation of 61 mm (2.40 in) in May in Wales, which means 2 mm (0.08 in) rainfall per day on average.
Is May part of the wet season in Wales?
No, there is no wet season in May in Wales - you can expect 11 days of rain during the month.
What is the night temperature in May in Wales?
The average night temperature in Wales in May is 8 °C (46 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
How many sunny hours can I expect in Wales in May?
In May in Wales, you can expect around 7 hours of sunshine.
Is the weather in Wales warmer in May than in April?
Yes, in May in Wales it is warmer than in April by 3 °C (38 °F).
What level of humidity is to expect in Wales in May?
Humidity in Wales in May is 82 %.
What is the temperature trend in May in Wales?
Over the course of May in Wales, the temperatures are rising from 14 °C (57 °F) at the beginning of the month to 16 °C (62 °F) at the end of the month.
How windy is it in May in Wales?
An average wind scale that can be expected in Wales in May is 5.
How long is the day (from dawn till dusk) in Wales in May?
The length of daylight in Wales in May is 15 hours.
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