Rhayader weather in May 2026

Expect daytime maximum temperatures of 13°C in Rhayader, Wales in May based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 97 mm of rainfall in the month.

  • 13°C maximum daytime temperature in May in Rhayader13
    13°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in May in Rhayader16
    16 days with some rainfall
  • 5°C minimum night-time temperature in May in Rhayader5
    5°C min night temperature
  • 16 hours of daylight per day in May in Rhayader16
    16 hours of daylight per day
  • No heat & humidity in May in Rhayader0
    No heat & humidity
  • 97 mm monthly rainfall in May in Rhayader97
    97 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Rhayader5
    5 (Moderate) UV index

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The May weather guide for Wales (Rhayader) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Wales

How warm is it in Rhayader in May?

Daytime temperatures usually reach 16°C in Rhayader in May, falling to 7°C at night.

How sunny is it in Rhayader in May?

There are normally 6 hours of bright sunshine each day in Rhayader in May - that's 41% of daylight hours.

How warm is the sea around Rhayader in May?

The average sea temperature around Rhayader in May is 12°C.

Does it rain in Rhayader in May?

There are usually 15 days with some rain in Rhayader in May and the average monthly rainfall is 65mm.

Rhayader May sunrise & sunset times

Browse the sunrise and sunset times for Rhayader in May 2026. Select a month to view Rhayader sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 04:44 19:40
Saturday, 16th May 2026 04:17 20:04
Sunday, 31st May 2026 03:59 20:25

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