Waimea, Big Island weather in May 2025

Expect daytime maximum temperatures of 75°F 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 1.7 inches of rainfall in the month.

  • 75°F maximum daytime temperature in May in Waimea, Big Island75
    75°F 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
  • 61°F minimum night-time temperature in May in Waimea, Big Island61
    61°F 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
  • 1.7 inches monthly rainfall in May in Waimea, Big Island1.7
    1.7 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Waimea, Big Island11
    11 (Extreme) UV index

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Waimea, Big Island by month

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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)  |  Imperial (°F)

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

Daytime temperatures usually reach 75°F in Waimea, Big Island in May, falling to 61°F 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 1.7 inches.

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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