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Cardiff weather in May 2020
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- 1616°C max day temperature
- 1515 days with some rainfall
- 77°C min night temperature
- 1616 hours of daylight per day
- 0No heat & humidity
- 6565 mm of monthly rainfall
- 55 (Moderate) UV index
- 1212°C sea temperature
The May weather guide for Cardiff, Wales shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How warm is it in Cardiff in May?
Daytime temperatures usually reach 16°C in Cardiff in May, falling to 7°C at night.
How sunny is it in Cardiff in May?
There are normally 6 hours of bright sunshine each day in Cardiff in May - that's 41% of daylight hours.
How warm is the sea around Cardiff in May?
The average sea temperature around Cardiff in May is 12°C.
Does it rain in Cardiff in May?
There are usually 15 days with some rain in Cardiff in May and the average monthly rainfall is 65mm.
Cardiff sunrise & sunset times for May 2020
Browse the sunrise & sunset times for Cardiff in May 2020. Select a month to view Cardiff sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st May 2020||05:44||20:37|
|Saturday, 16th May 2020||05:19||21:00|
|Sunday, 31st May 2020||05:02||21:20|
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Metric (°C / mm) | Imperial (°F / inches)
Where's hot in Wales in May?
Below are average maximum temperatures at popular destinations in Wales in May. Select a destination to see more weather parameters.
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