Kailua, Big Island weather in June 2025

Expect 72°F daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Kailua, Big Island in June. Check more long-term weather averages for Kailua, Big Island in June before you book your next holiday to Hawaii in 2025/2026.

  • 72°F maximum daytime temperature in June in Kailua, Big Island72
    72°F max day temperature
  • 15 days with some rainfall in June in Kailua, Big Island15
    15 days with some rainfall
  • 57°F minimum night-time temperature in June in Kailua, Big Island57
    57°F min night temperature
  • 13 hours of daylight per day in June in Kailua, Big Island13
    13 hours of daylight per day
  • Moderate heat & humidity in June in Kailua, Big IslandM
    Moderate heat & humidity
  • 2.0 inches monthly rainfall in June in Kailua, Big Island2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Kailua, Big Island11
    11+ (Extreme) UV index
  • 79°F sea temperature in June in Kailua, Big Island79
    79°F sea temperature

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The June weather guide for Hawaii (Kailua, 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 Kailua, Big Island in June?

Daytime temperatures usually reach 72°F in Kailua, Big Island in June, falling to 57°F at night.

How warm is the sea around Kailua, Big Island in June?

The average sea temperature around Kailua, Big Island in June is 79°F.

Does it rain in Kailua, Big Island in June?

There are usually 15 days with some rain in Kailua, Big Island in June and the average monthly rainfall is 2.0 inches.

Kailua, Big Island June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:45 18:59
Sunday, 15th June 2025 05:45 19:04
Monday, 30th June 2025 05:49 19:07

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