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Wales weather in May 2021
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Below are average maximum temperatures at popular destinations in Wales in May. Select a destination to see more weather parameters.
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The May weather guide for 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.
Wales holiday rentals
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Wales cottages
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Wales hotels
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Wales camping & hostels
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Wales holiday parks
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Wales car hire
Need to hire a car for Wales? Check out the car hire companies and brokers offering car rentals for Wales.
How warm is it in Wales in May?
Daytime temperatures usually reach 16°C in Cardiff, Wales in May, falling to 7°C at night.
How sunny is it in Wales in May?
There are normally 6 hours of bright sunshine each day in Cardiff, Wales in May - that's 41% of daylight hours.
How warm is the sea around Wales in May?
The average sea temperature around Cardiff, Wales in May is 12°C.
Does it rain in Wales in May?
There are usually 15 days with some rain in Cardiff, Wales in May and the average monthly rainfall is 65mm.
Wales sunrise & sunset times for May 2021
Browse the sunrise & sunset times for Wales in May 2021. Select a month to view Wales sunrise & sunset times for the next twelve months. The Wales sunrise & sunset times shown below are for Cardiff.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Saturday, 1st May 2021 | 05:44 | 20:36 |
Sunday, 16th May 2021 | 05:19 | 21:00 |
Monday, 31st May 2021 | 05:02 | 21:19 |
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Metric (°C / mm) | Imperial (°F / inches)
More Wales destinations
- Aberaeron
- Abergavenny
- Aberystwyth
- Barmouth
- Betws-y-Coed
- Builth Wells
- Caernarfon
- Camarthen
- Chepstow
- Cowbridge
- Fishguard
- Gower Peninsula
- Haverfordwest
- Hay-on-Wye
- Holyhead
- Lake Vyrnwy
- Llangollen
- Machynlleth
- Monmouth
- Pembroke
- Porthmadog
- Pwllheli
- Rhayader
- Rhyl
- St Davids
- Welshpool
- Wrexham
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