Waimea, Big Island weather in May 2025

Expect daytime maximum temperatures of 24°C in Waimea, Big Island, Hawaii in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 42 mm of rainfall in the month.

  • 24°C maximum daytime temperature in May in Waimea, Big Island24
    24°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in May in Waimea, Big Island19
    19 days with some rainfall
  • 16°C minimum night-time temperature in May in Waimea, Big Island16
    16°C min night temperature
  • 13 hours of daylight per day in May in Waimea, Big Island13
    13 hours of daylight per day
  • No heat & humidity in May in Waimea, Big Island0
    No heat & humidity
  • 42 mm monthly rainfall in May in Waimea, Big Island42
    42 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Waimea, Big Island11
    11 (Extreme) UV index

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The May weather guide for Hawaii (Waimea, Big Island) 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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How hot is it in Waimea, Big Island in May?

Daytime temperatures usually reach 24°C in Waimea, Big Island in May, falling to 16°C at night.

How sunny is it in Waimea, Big Island in May?

There are normally 6 hours of bright sunshine each day in Waimea, Big Island in May - that's 48% of daylight hours.

Does it rain in Waimea, Big Island in May?

There are usually 19 days with some rain in Waimea, Big Island in May and the average monthly rainfall is 42mm.

Waimea, Big Island May sunrise & sunset times

Browse the sunrise and sunset times for Waimea, Big Island in May 2025. Select a month to view Waimea, Big Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:53 18:47
Friday, 16th May 2025 05:46 18:52
Saturday, 31st May 2025 05:43 18:58

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